Season: 1 | 2 | 3 | 4 | 5 | 6
Year: 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | unknown

Season 1

Season 1, Episode 1: Operation: C.A.K.E.D./Diseasy Does It/No P in the OOl

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Frank Welker ... Professor XXXL (voice)

Season 1, Episode 2: Operation: I.-S.C.R.E.A.M./Operation: C.A.N.N.O.N.

6 December 2002
In "Operation: I.-S.C.R.E.A.M. (Important - Secure Creamy Refrigerated Edibles Avoid Meltdown)", the KND catch wind of some ice cream men who refuse to give ice cream to kids, so they interrogate them and get the password to their ice cream factory, only to be in for a major surprise from their arch-nemeses, the Delightful Children From Down the Lane. In "Operation: C.A.N.N.O.N. (Cannon And Naptime Not Occurring Normally)", Numbuh 1 leaves with his parents for a day, leaving the other KND behind. In no time, they are bombarded not only by villainous adults, but also by their major foes, the Delightful Children From Down the Lane. When the DCFDTL leave for home after this, Numbuh 5 inadvertently suggests a cannon that shoots clams to fight back. Numbuh 4 instantly dubs himself substitute leader and uses this status to get the team to build a clam cannon.
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Ice Cream Man (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Jennifer Hale ... Mom / Computer / Major Mrs. Manners (voice)

Daran Norris ... Dad / Count Spankulot / Sergeant Sensible (voice)

Kevin Michael Richardson ... Ice Cream Man / Ice Cream Beast (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane (voice)

Lauren Tom ... Numbuh 3 (voice)
Jess Harnell ... Ice Cream Man (voice) (uncredited)

Season 1, Episode 3: Operation: N.O.-P.O.W.U.H/Operation: T.E.E.T.H.

13 December 2002

Jeff Bennett ... Mad Dad / Dr. Teef (voice)

Season 1, Episode 4: Operation: P.I.R.A.T.E./Operation: C.O.W.G.I.R.L.

20 December 2002
In "Operation: P.I.R.A.T.E. (Pirates Invade Respiratory And Treats Extracted)", a crew of candy-robbing pirates invades the KND's tree-house and make off with all its candy, including Numbuh 5's special stash, which Numbuh 5 refuses to give up, so they just take her with it. Now the other KND members have to save her and the candy, too. In "Operation: C.O.W.G.I.R.L. (Crazy Old Woman Goes Incredibly Really Loco)", in trying to outrun Mr. Wink and Mr. Fibb (from the show's pilot, "No P in the OOL"), the KND encounter an old woman named Lasso Lass, the sole remaining member of an original anti-adult league who thinks she is still a kid. Despite Numbuh 1's objections about her (he thinks you can't be with a anti-adult kids' league if you're not a kid), the other KND decide to let Lasso Lass help them recover a secret weapon of Wink and Fibb's called The Dome. Among other things, they learn that Wink and Fibb were once members of Lasso Lass' anti-adult league in their youths, but dropped out as they grew up.
Dee Bradley Baker ... Numbuh 4 / Pirate / Mr. Fibb / Clip-Clop (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)

Mark Hamill ... Stickybeard / Sumo Wrestler / Pirate (voice)
Tom Kenny ... Mr. Wink (voice)

Candi Milo ... Lasso Lass (voice)

Daran Norris ... Sumo Wrestler / Pirate (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 1, Episode 5: Operation: T.U.R.N.I.P./Operation: M.I.N.I.G.O.L.F.

27 December 2002

John Di Maggio ... Big Brother (voice)
Rob Paulsen ... Robert Puttkin / Lenny Puttinsky (voice)

Season 1, Episode 6: Operation: O.F.F.I.C.E./Operation: A.R.C.T.I.C.

3 January 2003
In "Operation: O.F.F.I.C.E. (On Fourteenth Floor Is Corporate Evil)", Numbuh 4's father takes his son to work on "Take Your Girl To Work Day"... even though Numbuh 4's father has no daughters. Numbuh 4 isn't really too keen with all of this, but then discovers that Numbuh 4's father's boss has plans to lure his employees' screaming daughters into a rocket bound for a one-way trip to Pluto with various Rainbow Monkey merchandise! In "Operation: A.R.C.T.I.C. (Am Really Cold That Is Certain)", the KND head to the frigid north to uncover a rumored weather control device being manned by a mad scientist with anti-snow day plans in mind.
Dee Bradley Baker ... Numbuh 4 / Technicians / Professor Bob (voice)
Jeff Bennett ... Mr. Beetles / Mr. Boss / Technicians (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Jennifer Hale ... Various Girls / Computer (voice)
Tom Kenny ... Numbuh 30C (voice)
Rachael MacFarlane ... Additional Girls (voice)

Tara Strong ... Additional Girls (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)

Frank Welker ... Professor XXXL (voice)

Season 1, Episode 7: Operation: L.I.C.E./Operation: L.I.Z.Z.I.E.

10 January 2003


Daran Norris ... Maitre'd Violinist (voice)

Season 1, Episode 8: Operation T.H.E.-F.L.Y./Operation P.O.I.N.T.

17 January 2003

Dee Bradley Baker ... Numbuh 4 / Teen Guard (voice)

Grey DeLisle ... Julie (voice)

Daran Norris ... DJ / Guards (voice)

Season 1, Episode 9: Operation: C.A.B.L.E.-T.V./Operation: C.A.M.P.

24 January 2003

Dee Bradley Baker ... Numbuh 4 / Mr. B (voice)
Tom Kenny ... Chester (voice)

Season 1, Episode 10: Operation: C.H.A.D./Operation: T.O.M.M.Y.

7 February 2003
In "Operation: T.O.M.M.Y. (Totally Obnoxious Moronic Meddling Youngster)", Numbuh 2's little brother will do anything to hang out with his older brother, including form an alliance with the villainous Common Cold. In "Operation: C.H.A.D. (Charming Hero Avoids Destruction)", operatives from the KND international organization are all being neutralized by Mega Mom and Destructo Dad and the remaining KND form an alliance with the legendary Numbuh 274 to ground the malevolent parent pair.
Dee Bradley Baker ... Numbuh 4 / Tommy Gilligan (voice)
Jeff Bennett ... Destructo Dad (voice)

Grey DeLisle ... Mega Mom / Numbuh 66 (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Jason Harris ... Numbah 274 (voice)
Tom Kenny ... Common Cold / Numbuh 16 / Numbuh 67 / Numbuh 68 (voice)
Cree Summer ... Numbuh 5 / Mrs. Gilligan (voice)

Lauren Tom ... Numbuh 3 / Chinese KND (voice)

Season 1, Episode 11: Operation: P.I.A.N.O./Operation: Z.O.O.

21 February 2003

Dee Bradley Baker ... Numbuh 4 / Bully / Hamster (voice)

Candi Milo ... Miss Goodwall / Lady (voice)

Frank Welker ... Truck Driver (voice)

Season 1, Episode 12: Operation: Q.U.I.E.T./Operation: R.A.I.N.B.O.W.S.

28 February 2003

Dee Bradley Baker ... Numbuh 4 / Big Badolescent / Pilot / Rainbow Monkey / Toilenator (voice)

Grey DeLisle ... Laura Limpin (voice)

Mark Hamill ... Stickybeard (voice)

Tom Kane ... Simon (voice)
Tom Kenny ... Common Cold / TV Announcer (voice)
Rob Paulsen ... Mr. Mogul (voice)

Frank Welker ... Defense Array Voice / Professor XXXL (voice)

Season 1, Episode 13: Operation: G.R.O.W.-U.P.

7 March 2003
In "Operation: G.R.O.W.-U.P. (Getting Really Old Will Upset Plans)", the Delightful Children From Down the Lane get help from their father to destroy the KND once and for all. Not only do they almost defeat their archenemies for good, but they also manage to make Numbuh 1 an adult and they demolish their tree-house, too. Now with their leader gone (now that he is an adult, he went to get a job) and their faith, too, the remaining KND are forced into an all-out war with their most dangerous foe of all time.
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)

Maurice LaMarche ... Father (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 2

Season 2, Episode 1: Operation: P.O.P./Operation: C.A.T.S.

3 October 2003
In "Operation: C.A.T.S. (Crazy Aged Tyrant Stinks)", Numbuh 4 accidentally demolishes Numbuh 3's favorite toy and winds up the hands of a creepy old cat lady and her whole mess of cats. In "Operation: P.O.P. (Pre-Teens Oppose Prohibition)", the legal drinking age for soda, especially root beer, has been raised to 13, and the KND have to rely on speakeasies for youngsters to drink the liquids. But it all goes south when the prohibition leader, Mr. Fizz, has an even nastier surprise in store for children everywhere.
Dee Bradley Baker ... Numbuh 4 / Mr. Huggykins / Bouncer / Steve (voice)
Jeff Bennett ... Mr. Fizz / Lime Ricky (voice)

Grey DeLisle ... Crazy Old Cat Lady (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Jennifer Hale ... Computer (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 2, Episode 2: Operation: S.P.A.N.K./Operation: D.A.T.E.

10 October 2003
In "Operation: S.P.A.N.K. (Sore Posteriors Annoy Naughty Kids)", when he gets jailed for spanking an innocent child, Count Spankulot vows to reform and use his powers to help children instead. He tries to team up with the KND, but they are not at all keen on the idea of him being with them. In "Operation: D.A.T.E. (Dance Actually Threatens Everyone)", the Delightful Children From Down the Lane are throwing a party and everyone is invited, including the KND. Knowing the foes, Numbuh 1 is confident the whole thing is not what it seems, so the team goes to their foes' mansion on a reconnaissance mission, with Numbuh 1 being forced to take Lizzie Devine with him, since he is the only one without a date. And sure enough, the whole thing is a trap.
Dee Bradley Baker ... Numbuh 4 / Mr. Fibb / Delightful Children From Down the Lane (voice)

Grey DeLisle ... Lizzie Devine (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Carlos / Delightful Children From Down the Lane (voice)
Tom Kenny ... Mr. Wink / Carlos' Dad (voice)

Daran Norris ... Count Spankulot / Judge (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane / Carlos' Mom (voice)

Lauren Tom ... Numbuh 3 / Judge's Wife (voice)

Season 2, Episode 3: Operation: S.U.P.P.O.R.T./Operation: T.A.P.I.O.C.A.

17 October 2003
In "Operation: S.U.P.P.O.R.T. (Special Underwire Protection Proportedly Outfits Rotten Teenagers)", Numbuhs 1 and 2 go to Numbuh 5's house to protect Numbuh 5 from enemy attacks when she falls sick. But her teenage sister Cree arouses Numbuh 1's suspicions of her being an enemy of the KND, particularly when he suspects that her bra may be used as a weapon against them. In "Operation: T.A.P.I.O.C.A. (Teens And Pudding Inconvenience Our Childish Agents)", a routine mission to stop a trio of teens from driving a truckload of tapioca into town goes south when the stuff winds up in the KND's treehouse at the team's expense. What's more, the teenagers want the stuff back, and only Numbuh 2's grandmother, of all people, knows why.
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Maurice (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Tom Kenny ... Sheldon (voice)

Maurice LaMarche ... Father (voice)

Candi Milo ... Lydia Gilligan (voice)

Kevin Michael Richardson ... Mr. Lincoln (voice)
Cree Summer ... Numbuh 5 / Cree Lincoln / Delightful Children From Down the Lane (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 2, Episode 4: Operation: M.O.V.I.E./Operation: F.A.S.T.-F.O.O.D.

24 October 2003

Dee Bradley Baker ... Numbuh 4 / Mr. Mogul / Toilenator (voice)
Jeff Bennett ... Mr. Boss / Usher #1 / Usher #2 (voice)

Mark Hamill ... Stickybeard (voice)
Tom Kenny ... Chester / Knightbrace (voice)

Daran Norris ... Count Spankulot / Big Brother / Pirate (voice)

Kevin Michael Richardson ... Shark Dad (voice)

Tara Strong ... Rainbow Monkeys (voice)
Cree Summer ... Shark Mom (voice)

Season 2, Episode 5: Operation: O.O.M.P.-P.A.H./Operation: S.H.A.V.E.

31 October 2003
In "Operation: O.O.M.P.P.A.H. (Obnoxious Overzealous Male Parent Plays Annoying Horn)", against his will, Numbuh 1 goes on a fishing outing with his overbearing father who enjoys playing the sousaphone. In "Operation: S.H.A.V.E. (Southern Hair Attacks Virtually Everyone)", facial hair has been spotted growing on the faces of various southwestern KND operatives and the Sector V operatives investigate this invasion.
Dee Bradley Baker ... Numbuh 4 / Ted / Willard's Dad (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Southwestern KND Operative (voice)
Jennifer Hale ... Southwestern KND Operative / Computer (voice)
Tom Kenny ... Numbuh 142 / Ned / Southwestern KND Operative (voice)

Daran Norris ... Ed / Guard #1 / Lead Mustache (voice)

Tara Strong ... Willard (voice)
Cree Summer ... Numbuh 5 / Guard #2 (voice)

Lauren Tom ... Numbuh 3 (voice)

Frank Welker ... Numbah 1's Dad (voice)

Season 2, Episode 6: Operation F.L.A.V.O.R./Operation K.I.S.S.

7 November 2003

Dee Bradley Baker ... Numbuh 4 / Ice Cream Man #1 / Joaquin (voice)

Daran Norris ... Ice Cream Man #2 / Ice Cream Man #3 (voice)

Season 2, Episode 7: Operation: G.H.O.S.T./Operation: F.U.G.I.T.I.V.E.

14 November 2003
In "Operation: G.H.O.S.T. (Ghostly Hamsters Overwhelm Spooky Treehouse)", Numbuh 3 mourns the loss of one of the hamsters in the treehouse, which is, that night, overrun by the spirits of other deceased hamsters that kidnap Numbuh 3 and drag her away to their afterlife! In "Operation: F.U.G.I.T.I.V.E (Facing Unpleasant Girl's Insulting Taunts Isn't Very Enjoyable)", the KND is forced to side with a grumpy operative, Decommissioning Officer Numbuh 86, to bring in an operative who has reached his/her thirteenth birthday.
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Hamsters / Chubbo (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane / Hamsters (voice)
Jennifer Hale ... Numbuh 86 / Computer (voice)
Jason Harris ... Numbuh 274 / Numbuh 59 (voice)
Rachael MacFarlane ... Numbuh 362 / Numbuh 58 / Hamsters (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane / Hamsters (voice)

Lauren Tom ... Numbuh 3 / Hamsters (voice)

Season 2, Episode 8: Operation: T.H.E.-S.H.O.G.U.N./Operation: C.O.L.L.E.G.E.

21 November 2003

Dee Bradley Baker ... Numbuh 4 / Maitre D' / Guard #1 / Guard #3 (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Girl / Guard #2 (voice)

Kevin Michael Richardson ... Cheese Shogun Roguefort / Cheese Ninja #2 (voice)

Brian Tochi ... Cheese Ninja Leader (voice)

Frank Welker ... Professor XXXL / Guard #4 (voice)

Season 2, Episode 9: Operation: R.E.P.O.R.T./Operation: B.R.I.E.F.

5 December 2003

Dee Bradley Baker ... Numbuh 2 Guy / Numbuh 65.3 (voice)

Daran Norris ... Mr. White (voice)

James Arnold Taylor ... Pizza Guy (voice)

Season 2, Episode 10: Operation: C.A.K.E.D.-T.W.O./Operation: S.P.A.C.E.

12 December 2003
In "Operation: C.A.K.E.D.-T.W.O. (Commandos Attempted Kapturing Enemy's Dessert - They Weren't Obliging)", the Delightful Children hold another birthday party in their same sadistic way: they and only they get to eat the cake and their guests get nothing at all. But, like clockwork, not if the KND can help it. So the sly miscreants disappear with the dessert and will stop at nothing to keep their foes from getting their hands on it, even if it includes hiring Numbuh 1's own girlfriend, Lizzie Devine, to slow their pursuers down. In "Operation: S.P.A.C.E. (Sister's Playful Anarchy Causes Emergency)", the KND are heading for the Moonbase on a routine mission and Numbuh 3 is forced to bring her baby sister, Mushi, with her. But thanks to the Sanban sisters' antics, things go awry quickly. Things are only worsened when the villainous Cree Lincoln (who reveals herself as once a KND operative herself) manages to escape from the prison transport and is now more determined than ever to carry out her true plans that will surely spell the end of the KND forever!
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Cake Monster (voice)

Grey DeLisle ... Lizzie Devine (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane / Numbuh 92 (voice)
Jennifer Hale ... Computer (voice)
Tom Kenny ... Fake Delightful Child from Down the Lane (voice)

Tara Strong ... Mushi Sanban / Numbuh 93 (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane / Cree Lincoln (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 2, Episode 11: Operation B.E.A.C.H./Operation U.N.D.E.R.C.O.V.E.R.

21 May 2004
In "Operation: B.E.A.C.H. (Boys Enthusiastically Assume Chivalrous Heroics)", at the beach, which Numbuh 1 leaves promptly (he dislikes it), Numbuh 3 is spirited away by the Knights of the Round Towel and taken by them to King Sandy, a miniature monarch within a HUGE sandcastle. Numbuh 4 hears of the kidnapping and goes with Numbuhs 2 and 5 to save her. Meanwhile, however, Sandy falls in love with Numbuh 3 and plans to marry her. All the while, the KND try to interfere with this engagement. In "Operation: U.N.D.E.R.C.O.V.E.R. (Unusual New Defective Eagerly Reveals Coffee Operation's Vital Enemy Relevance)", one of the Delightful Children From the Lane, whose name is Lenny, evidently sides with the KND to sabotage his siblings' offshore coffee-drilling operation... or does he?
Dee Bradley Baker ... Numbuh 4 / Lenny / Delightful Children From Down the Lane (voice)
Jeff Bennett ... Knight #1 / Knight #3 / Lifeguard (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Jennifer Hale ... Computer (voice)
Jason Harris ... Numbuh 274 / Coffee Worker (voice)
Tom Kenny ... Cuppa Joe / Coffee Worker (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane / Ice Cream Man (voice)

James Arnold Taylor ... King Sandy / Knight #2 (voice)

Lauren Tom ... Numbuh 3 / King Sandy's Mother (voice)

Season 2, Episode 12: Operation D.O.G.-F.I.G.H.T./Operation T.R.I.P.

28 May 2004
In "Operation: D.O.G.F.I.G.H.T. (Dueling Over Gooey Frankfurters Inevitably Gives Hoagie Trouble)", Numbuh 2, one of the best pilots in the organization, suddenly finds himself being bested by another, more mysterious kid pilot who, like Numbuh 2, has a 2X4 aircraft of his own, which he uses to shoot down all of Numbuh 2's 2X4 aircraft. But when they both realize their supplier has been scamming them into battling one another so that he could destroy every chili dog in town, the dueling dog-faces team up to get even with him. In "Operation: T.R.I.P. (Twins Reconaissance Increases Peril)", Numbuh 3 is heading for her homeland of Japan where she intends to rally with the secretive Japanese branch of the KND, so Father sends his spies, the Interesting Twins From Beneath the Mountain, to follow her to the agents' lair, so an assault can be accomplished. But between their lack of competence and Numbuh 3's good luck, things for the two spies do not go as planned.
Carlos Alazraqui ... The Kid / Pedestrian (voice)
Jeff Bennett ... Train Driver / Taxi Driver (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Jennifer Hale ... Japanese KND (voice)
Tom Kenny ... Twin Boy / Vicious Dog (voice)

Maurice LaMarche ... Father / Train Conductor (voice)
Rob Paulsen ... Mr. Washer / Chili Dog Vendor (voice)

Tara Strong ... Twin Girl (voice)

Lauren Tom ... Numbuh 3 / Old Lady (voice)

Season 2, Episode 13: Operation: E.N.D.

4 June 2004

Jeff Harris ... Numbah 274 (voice)

Frank Welker ... Mr. Uno / Male Driver (voice)

Season 3

Season 3, Episode 1: Operation F.U.T.U.R.E.

11 June 2004

Tom Kenny ... Hoagie Gilligan IV (voice)

Candi Milo ... Madame Margaret (voice)

Tara Strong ... Sally Sanban (voice)

Season 3, Episode 2: Operation A.F.L.O.A.T./Operation L.E.A.D.E.R.

18 June 2004

Dee Bradley Baker ... Numbuh 4 / Mr. Fibb / Toilenator (voice)
Jeff Bennett ... Mr. Boss (voice)

Mark Hamill ... Stickybeard (voice)

Season 3, Episode 3: Operation U.T.O.P.I.A./Operation R.O.B.B.E.R.S.

25 June 2004

Dee Bradley Baker ... Numbuh 4 / Lunk (voice)
Jeff Bennett ... Mr. Boss (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Robber #3 (voice)
Jennifer Hale ... Mrs. Thompson / Robber #3 (voice)
Tom Kenny ... Chester / President / Robber #1 (voice)

Tara Strong ... Katie / Robber #2 (voice)

Frank Welker ... Bus Driver (voice)

Season 3, Episode 4: Operation F.O.U.N.T.A.I.N.

9 July 2004


Candi Milo ... Leona (voice)

Season 3, Episode 5: Operation B.U.T.T./Operation T.R.A.I.N.I.N.G.

16 July 2004
In "Operation: B.U.T.T. (Blackmail Uncovers Titanic Tush)", when the KND force Numbuh 1 to take time off at the beach, they unwittingly set him up for exposure in the most embarrassing way possible. In "Operation: T.R.A.I.N.I.N.G. (Tiny Recruits Ambushed In Nefarious Invasion Need Guts)", at the KND Arctic training base, a handful of new KND trainees, including Numbuh 2's little brother, Tommy, are supposed to receive their training via simulations, but soon they're up against something that is no simulation whatsoever.
Dee Bradley Baker ... Numbuh 4 / Tommy / Delightful Children From Down the Lane / Various Elite Ice Cream Men (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Jennifer Hale ... Numbuh 86 / Computer (voice)
Janice Kawaye ... Sonya / Lee (voice)

Maurice LaMarche ... Father / Elite Ice Cream Man #5 (voice)

Matt Levin ... Numbuh 60 / Elite Ice Cream Man #3 (voice)

Daran Norris ... Elite Ice Cream Man #2 / Elite Ice Cream Man #4 / Robot (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 3, Episode 6: Operation A.R.C.H.I.V.E./Operation S.L.U.M.B.E.R.

23 July 2004
In "Operation: A.R.C.H.I.V.E. (Ancient Recorded Children's History Is Very Enlightening)", the tale of how the animosity between children and adults got started is revealed, a la "The Second Renaissance". In "Operation: S.L.U.M.B.E.R. (Stupid Little Undercover Mission Becomes Exciting Romp)", Numbuh 86 is holding a girls-only slumber party... and nothing will keep Numbuh 4 from attending, even if he has to disguise himself as a girl.
Dee Bradley Baker ... Numbuh 4 / Numbuh 35 / Teen Ninja (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Teen Ninja
Jennifer Hale ... Numbuh 86 / Numbuh 86's Mom
Jason Harris ... Chad Dickson / Teen Ninja

Maurice LaMarche ... Mr. Wigglestein / Mr. Frybingle (voice)
Cree Summer ... Numbuh 5 / Cree Lincoln

Lauren Tom ... Numbuh 3 / Numbuh 23 (voice)

Season 3, Episode 7: Operation P.I.N.K.-E.Y.E./Operation K.A.S.T.L.E.

30 July 2004
In "Operation: P.I.N.K.-E.Y.E. (Private Investigator's New Kase Extra Yucky Epidemic)", Numbuh 2 is now playing role of detective at his school and soon he has a case on his hands: an epidemic of pink eye. Numbuh 2 decides to investigate and find out who it is that is infecting the kids with the disease, despite a hindrance from his pre-KND days partner, the new hall monitor Joe Balooka. In "Operation: K.A.S.T.L.E. (Kuki And Sister Torpedo Loathsome Engagement)", on a trip to a Rainbow Monkey-themed amusement, Numbuh 3 and her baby sister Mushi are having the time of their lives, only for it to be ruined when King Sandy and his Knights of the Round Towel attack! Sandy is still anxious for Numbuh 3 to marry him, but now she will have no part in this whatsoever. And Sandy will hear absolutely no objections from anyone about this marriage.
Dee Bradley Baker ... Numbuh 4 / Rainbow Monkey Ticket Taker (voice)
Jeff Bennett ... Knight #1 / Knight #3 / Rainbow Monkey Romeo / Lifeguard (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Guard #2 (voice)
Jennifer Hale ... Numbuh 86 / Nurse Claiborne / Rainbow Monkey Chorus (voice)

Daran Norris ... Joe Balooka (voice)

Tara Strong ... Mushi Sanban / Rainbow Monkey Juliet / Rainbow Monkey Chorus (voice)
Cree Summer ... Numbuh 5 / Rainbow Monkey Chorus (voice)

James Arnold Taylor ... King Sandy / Knight #2 / Guard #1 (voice)

Lauren Tom ... Numbuh 3 / King Sandy's Mother / Rainbow Monkey Chorus (voice)

Season 3, Episode 8: Operation C.A.K.E.D.-T.H.R.E.E./Operation L.O.C.K.D.O.W.N.

6 August 2004
In "Operation: C.A.K.E.D.-T.H.R.E.E. (Commandos Attempted Kapturing Enemy's Dessert - They Have Real Extreme Eggravations)", it's the Delightful Children From Down the Lane's birthday once again, and as always, the KND go to rob their nemeses of their ever-delicious birthday cake. However, their plan to neutralize them by egging them with real eggs lays an egg and they have to decide if the cake is really that worth it. In "Operation: L.O.C.K.D.O.W.N. (Lurking Otherworldly Childhood Kalamity Delivers Ouchies When Naughty)", late one night, Numbuh One returns to the treehouse battle-scarred and orders his team to put their headquarters into lockdown, which will end at sunrise. But soon, one by one, they're letting out yells of pain and their rears feel quite painful. They instantly suspect that Count Spankulot is in the treehouse with them. But is the Count the real intruding threat, or is there another spank-happy vampire among them?
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Inmate #3 / Chicks / Sir Giftalot (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane / Inmate #2 / Chicks (voice)
Jennifer Hale ... Computer / Hindi Boy / Chicks (voice)

Daran Norris ... Count Spankulot (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane / Inmate #1 / Chicks (voice)

Lauren Tom ... Numbuh 3 / Inmate #4 / Chicks (voice)

Season 3, Episode 9: Operation G.R.A.D.U.A.T.E.S.

6 August 2004
In "Operation: G.R.A.D.U.A.T.E.S. (Gargantuan Ray's Advance Decimates Unprepared And Terrified Escaping Soldiers)", Numbuh 2's kid brother, Tommy, is inducted into the Kids Next Door. Unbeknownst to them, however, Father and the Delightful Children From Down the Lane are preparing for a major all-out war...
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Tommy Gilligan / Kid On Ship (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Jennifer Hale ... Numbuh 86 / Female Computer (voice)
Janice Kawaye ... Sonya (voice)

Maurice LaMarche ... Father / Male Computer (voice)

Matt Levin ... Numbuh 60 (voice)
Rachael MacFarlane ... Numbuh 362 (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane / Numbuh 88 (voice)

Lauren Tom ... Numbuh 3 / Numbuh 44 (voice)

Season 3, Episode 10: Operation H.U.G.S./Operation J.E.W.E.L.S.

13 August 2004
In "Operation: H.U.G.S. (Humongously Unwieldly Gorilla Showdown)", Numbuh 4's clear dislike of everything related to Rainbow Monkeys is only worsened when he winds up on Rainbow Monkey Island and meets a GIANT Rainbow Monkey Kong. In "Operation: J.E.W.E.L.S. (Juvenile Escapes With Extremely Luscious Sweet)", Numbuh 5 heads to the Suhgar Desert to retrieve a stolen candy known as the Blurpleberry Supreme. But she quickly discovers that she is not the only one craving the candy; an old rival of hers has plans to use to unlock a candy pharaoh's tomb.
Dee Bradley Baker ... Numbuh 4 / Heinrich Von Marzipan / Merchants (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Jennifer Hale ... Computer / Rainbow Monkey Tribesgirl #4 (voice)
Rachael MacFarlane ... Beth / Rainbow Monkey Tribesgirl #2 (voice)
Rob Paulsen ... Al Sugarh / Guard / Merchants (voice)

Tara Strong ... Rainbow Monkey Tribesgirl #3 (voice)
Cree Summer ... Numbuh 5 / Merchants (voice)

Lauren Tom ... Numbuh 3 / Rainbow Monkey Tribesgirl #1 (voice)

Frank Welker ... Rainbow Monkey Kong (voice)

Season 3, Episode 11: Operation T.R.I.C.K.Y./Operation U.N.C.O.O.L.

29 October 2004


Mark Hamill ... Stickybeard (voice)

Lauren Tom ... Numbuh 78 (voice)

Season 3, Episode 12: Operation P.R.E.S.I.D.E.N.T./Operation H.O.S.P.I.T.A.L.

5 November 2004
In "Operation: P.R.E.S.I.D.E.N.T. (Protection Requires Extreme Skill Involving Democratically Elected Notable's Transportation)", the Fourth Grade President is determined to help ease problems at school that kids have to endure. However, he is under attack from the Delightful Children and their minions, who are out to stop him, so the Kids Next Door are sent in to protect him. In "Operation: H.O.S.P.I.T.A.L. (Hurt Operative Safely Protected In Totally Antiseptic Location)", a significant operative is injured and hospitalized during a tough mission and the Kids Next Door are on the scene to keep him safe. But Cree Lincoln is also there, too, to try and mess up the operative's brain.
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Ice Cream Man #1 / RoboBradley (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Jennifer Hale ... Computer / Nurse (voice)
Tom Kenny ... Fourth Grade President / President Robot / Hall Monitor #2 / Ice Cream Man #2 (voice)

Maurice LaMarche ... Father (voice)
Anndi McAfee ... Anna Worthington (voice)
Khary Payton ... Hall Monitor #1 / Ice Cream Man #3 (voice)

Kevin Michael Richardson ... Dr. Lincoln (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane / Cree Lincoln (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 3, Episode 13: Operation S.P.R.O.U.T./Operation H.O.U.N.D.

12 November 2004

Dee Bradley Baker ... Numbuh 4 / Joey Beatles / Poodle / Were-Poodle (voice)
Jeff Bennett ... Mr. Beatles (voice)

Grey DeLisle ... Valerie (voice)
Jennifer Hale ... Mrs. Beatles / Mrs. Thompson (voice)

Kevin Michael Richardson ... Mr. Lincoln (voice)

Season 3, Episode 14: Episode #3.14

????

Season 4

Season 4, Episode 1: Operation R.A.B.B.I.T./Operation F.L.U.S.H.

19 November 2004
In "Operation: RABBIT (Rescue Aids Beloved Bunny In Trouble)", Numbuhs 2 and 5 must rescue the first grade class's pet rabbit before it is turned into a chocolate bunny by Heinrich Von Marzipan. In "Operation: FLUSH (Foolish Loser Undoes Sinister Hope)", the villains attempt to capture the KND Treehouse, but the Toilenator, trying to be helpful, only hinders their plans.
Dee Bradley Baker ... Numbuh 4 / Heinrich Von Marzipan / Mr. Fibb / Toilenator (voice)
Jeff Bennett ... Mr. Boss (voice)

Grey DeLisle ... Crazy Old Cat Lady (voice)
Ben Diskin ... Numbuh 2 (voice)
Amber Hood ... Jessica (voice)
Tom Kenny ... Knightbrace / Mr. Wink (voice)
Rob Paulsen ... Sidney (voice)
Cree Summer ... Numbuh 5 (voice)

Season 4, Episode 2: Operation F.O.O.D.F.I.T.E./Operation C.L.U.E.S.

26 November 2004
In "Operation: F.O.O.D.F.I.T.E. (Fiendish Old Ogre's Disgusting Food Is Thrown Everywhere)", the KND are dismayed to discover that Grandma Stuffum is the new cafeteria lunch lady and she's got some pretty nasty recipes to foist on her pint-sized nemeses. In "Operation: C.L.U.E.S. (Cutlery's Location Uncovers Elementary Solution)", a dinner get-together between Numbuh 2 and Numbuh 3's respective families turns sour when Numbuh 3's Posh Party Rainbow Monkey doll is badly damaged with a fork in its back. Now it's up to Numbuh 2 to figure out the murderer of the doll.
Dee Bradley Baker ... Numbuh 4 / Tommy Gilligan (voice)

Grey DeLisle ... Grandma Stuffum (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)

Candi Milo ... Betty Gilligan / Lydia Gilligan (voice)
Santos ... Mushi Sanban (voice)

Tara Strong ... Mushi Sanban (voice)

Lauren Tom ... Numbuh 3 / Genkei Sanban (voice)
Keone Young ... Kani Sanban (voice)

Season 4, Episode 3: Operation N.U.G.G.E.T./Operation M.A.C.A.R.R.O.N.I.

3 December 2004
In "Operation: N.U.G.G.E.T. (Numbuh Uncovers Golden Glistening Edible Treat)", Numbuh 4 discovers a chicken nugget that initiates a chicken nugget rush. In "Operation: M.A.C.A.R.R.O.N.I. (Museum's Artwork Cruelly And Recklessly Ripped Off Nearly Impossibly)", the Kids Next Door have the misfortune of swapping the Toilenator to Mr. Boss with the unlucky Numbuh 13, who informs the operatives of the adult villains' plans for a macaroni dinner by ransacking a museum of macaroni art.
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Chicken Man / Toilenator / Ice Cream Man (voice)
Jeff Bennett ... Mr. Boss (voice)

Grey DeLisle ... Lizzie Devine / Numbuh 14 (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Tom Kenny ... Chicken Man / Ice Cream Man / Knightbrace / Numbuh 15 (voice)

Daran Norris ... Ice Cream Man / Count Spankulot (voice)
Rob Paulsen ... Chicken Pete / Chicken Man (voice)

Tara Strong ... Mushi Sanban (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane (voice)

Lauren Tom ... Numbuh 3 (voice)
Billy West ... Numbuh 13 (voice)

Season 4, Episode 4: Operation P.O.O.L.

10 December 2004
In "Operation: P.O.O.L. (Prevent Opposite Operative's Larceny)", Numbuh 4's newly-installed backyard pool is the portal into an alternate dimension where everything is the opposite of everything in the real world.
Dee Bradley Baker ... Negative Numbuh 4 / Little Traitor Dudes from Children's Defense #4 (voice)
Jeff Bennett ... Daddy / Mr. Beatles (voice)

Grey DeLisle ... Eizzil Enived (voice)
Ben Diskin ... Negative Numbuh 1 / Negative Numbuh 2 / Little Traitor Dudes from Children's Defense #1 / Little Traitor Dudes from Children's Defense #2 (voice)
Jennifer Hale ... Nugative / Numbuh 86 (voice)
Rob Paulsen ... (voice)
Cree Summer ... Negative Numbuh 5 / Little Traitor Dudes from Children's Defense #5 (voice)

Lauren Tom ... Negative Numbuh 3 / Little Traitor Dudes from Children's Defense #3 (voice)

Season 4, Episode 5: Operation C.A.K.E.D.-F.O.U.R.

21 February 2005
In "Operation: C.A.K.E.D.-F.O.U.R. (Children's Annual Kompetition Exposes Devilishly Fiendish Operation Up River)", the Delightful Children From Down the Lane decide to give their birthday cake to the winner of the annual Tubathon race and everyone is eager to go for it. No one is more eager than Numbuh 2, who plans to use his old tube, Betsy, and "farfegtubing". But are the Delightfuls keeping their word about the cake or are they luring the competitors into a trap?
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Tommy Gilligan (voice)
Jeff Bennett ... Hoagie Gilligan, Sr. (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)

Maurice LaMarche ... Father (voice)

Candi Milo ... Betty Gilligan / Lydia Gilligan (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane (voice)

Lauren Tom ... Numbuh 3 (voice)
Dave Wittenberg ... Nick (voice)

Season 4, Episode 6: Operation S.I.T.T.E.R./Operation S.A.T.U.R.N.

29 April 2005
In "Operation: S.I.T.T.E.R. (Sweetheart's Involvement Transforms The Evening's Reality)", the brothers Gilligan have gotten a new babysitter: the villainous Cree Lincoln! For Numbuh 2, this will either be a dream come true or a nightmare. In "Operation: S.A.T.U.R.N. (Stuff Abducted Turns Up Revolving Nowhere)", everyone's collections of Rainbow Monkey toys are mysteriously vanishing. The KND investigate and discover the toys revolving around the planet Saturn as its big ring!
Dee Bradley Baker ... Numbuh 4 / Tommy Gilligan / Teen Ninja (voice)

Grey DeLisle ... Teen Ninja (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Teen Ninja (voice)
Jennifer Hale ... Computer (voice)

Candi Milo ... Betty Gilligan (voice)

Daran Norris ... Ramon 4 (voice)

Tara Strong ... Teen Ninja (voice)
Cree Summer ... Numbuh 5 / Cree Lincoln (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 4, Episode 7: Operation: C.H.O.C.O.L.A.T.E./Operation: M.A.T.A.D.O.R.

6 May 2005
In "Operation: C.H.O.C.O.L.A.T.E. (Chocolate Hunter Operative's Chocolatized Opponent Literally A Touchy Enemy)", Numbuh 5 goes to the planet Mars to pick up some marshmallows as part of dessert with her family after dinner. But upon her return, she discovers her family and friends are being menaced by an old foe who now is a mere shell of his old self. In "Operation: M.A.T.A.D.O.R. (Misbehaving Agent Teases Adults During Organized Recreation)", Numbuh 4 is forced to choose between helping the KND battle the villainous Soccer Mom or engaging at his new gig as a matador in the Bully Fights.
Dee Bradley Baker ... Numbuh 4 / Heinrich Von Marzipan (voice)
Jeff Bennett ... Mr. Beetles (voice)

Grey DeLisle ... Soccer Mom (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)

Kevin Michael Richardson ... Mr. Lincoln (voice)
Cree Summer ... Numbuh 5 / Cree Lincoln / Mrs. Lincoln (voice)

Lauren Tom ... Numbuh 3 (voice)
Dave Wittenberg ... Ernest (voice)

Season 4, Episode 8: Operation L.U.N.C.H./Operation M.U.N.C.H.I.E.S.

13 May 2005
In "Operation: L.U.N.C.H. (Lizzie Underappreciates Nigel's Chowtime Hardworkingness)", Lizzie had made a romantic lunch for both her and "Nigie", but it gets stolen by Robin Food and his Hungry Men, who rob from the young and give to the old. In "Operation: M.U.N.C.H.I.E.S. (Morning Uncovers Needed Crunchiness Hiding In Enemy Store)", the KND discover that they're out of Rainbow Munchies cereal, so they try to go to a grocery store to get some more. But the only grocery store that sells such a product is the villains-only store called the Super-Villains Supermarket & Deli.
Dee Bradley Baker ... Numbuh 4 / Maurice / Toilenator / Ice Cream Man #1 (voice)
Jeff Bennett ... Destructo Dad / Mr. Boss / Mr. Fizz (voice)

Grey DeLisle ... Lizzie Devine / Crazy Old Cat Lady / Mega Mom (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Jennifer Hale ... Computer (voice)

Mark Hamill ... Stickybeard (voice)
Tom Kenny ... Sheldon / Knightbrace (voice)

Maurice LaMarche ... Father (voice)

Candi Milo ... Lydia Gilligan (voice)

Daran Norris ... Count Spankulot / Ice Cream Man #2 (voice)
Rob Paulsen ... Robin Food (voice)
Roger Rose ... Little Juan (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 4, Episode 9: Operation K.N.O.T./Operation C.L.O.S.E.T.

20 May 2005
In "Operation: K.N.O.T. (Kids Necks Overwhelmingly Tied)", Numbuh 1, both literally and figuratively, risks his neck when he sides with an adult to rid children of snake-like ties. In "Operation: C.L.O.S.E.T. (Child Lost On Severely Elevated Tundra)", a boy gets lost in a closet and the KND are on the job in no time.
Ben Diskin ... Nigel Uno - Numbuh 1 / Hoagie P. Gilligan, Jr. Numbuh 2 (voice)

Lauren Tom ... Kuki Sanban - Numbuh 3 (voice)
Dee Bradley Baker ... Wallabee Beatles - Numbuh 4 / Abominable Snowsuit / Queen Tie (voice)
Cree Summer ... Abigail 'Abby' Lincoln - Numbuh 5 (voice)
Jim Cummings ... Vin Moosk the Tie Hunter (voice)
Tom Kenny ... Billy (voice)

Jason Marsden ... Windsor (voice)
Jill Talley ... Billy's Mom (voice)
Dave Wittenberg ... Froggie McDougal (voice)
Jennifer Hale ... Mrs. Uno (voice) (uncredited)

Season 4, Episode 10: Operation S.N.O.W.I.N.G.

27 May 2005
In "Operation: S.N.O.W.I.N.G. (Sickly Nigel Opposes Warped Incumbent's Nasty Grasp)", Numbuh 1 is sick in bed with a cold on a snow day. Even worse, the villainous Fourth Grade President is determined to bring the children, who are all taking advantage of the snow day, to school for a special assembly.
Dee Bradley Baker ... Numbuh 4 / Joaquin / Honor Roll (voice)

Grey DeLisle ... Lizzie Devine (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Honor Roll (voice)
Jennifer Hale ... Computer (voice)
Tom Kenny ... President James Nixon McGarfield (voice)
Anndi McAfee ... Anna Worthington (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)

Frank Welker ... Mr. Uno / Radio Announcer (voice)

Season 4, Episode 11: Operation M.A.U.R.I.C.E.

8 July 2005
In "Operation: M.A.U.R.I.C.E. (Mature Agent Undergoes Reprogramming Into Childhood's Enemy)", an operate named Maurice is decommissioned from the Kids Next Door after he attains the age of 13. He has been working on a cure for chicken pox. The one who is saddened the most by his departure is Numbuh 5, so she suggests that they keep an eye on him so that the teenagers don't recruit him.
Dee Bradley Baker ... Numbuh 4 (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Jennifer Hale ... Numbuh 86 / Computer (voice)

Jason Marsden ... Teen Ninja (voice)

Masasa Moyo ... (voice) (as Masasa)
Khary Payton ... Maurice (voice)

Kevin Michael Richardson ... Mr. Lincoln (voice)

Tara Strong ... Teen Ninja (voice)
Cree Summer ... Numbuh 5 / Cree Lincoln (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 4, Episode 12: Operation L.O.V.E./Operation C.O.U.C.H.

15 July 2005
In "Operation: L.O.V.E. (Little Operative Very Emotional)", Numbuh 3 stars as the lead female in a "West Side Story"-style romantic musical. But when Numbuh 4 interrupts the play, the war that follows between the Kids Next Door and the Delightful Children From Down the Lane is anything but staged. In "Operation: C.O.U.C.H. (Creepy Otherworld Under Cushiony Heap)", Numbuhs 1, 2 and 5 all go off to China after Numbuh 4 falsely alerts them of trouble there. He then watches TV in their absence, but Numbuh 3 doesn't leave, either, and they fight over the remote control, which falls into the couch. Numbuh 4 goes into the couch after it... and winds up a strange world where everyone is named Dave, who want the control for themselves.
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Dave (voice)
John Di Maggio ... Emperor Dave (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Chris Edgerly ... Referee (voice)
Kim Mai Guest ... Chinese KND (voice)
Jennifer Hale ... Computer (voice)

Daran Norris ... Dave (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane (voice)

Lauren Tom ... Numbuh 3 (voice)
Dave Wittenberg ... Dave (voice)

Season 4, Episode 13: Operation D.O.D.G.E.B.A.L.L./Operation F.E.R.A.L.

22 July 2005

Dee Bradley Baker ... Numbuh 4 / Joey Beetles (voice)
Jeff Bennett ... Mr. Beetles (voice)
Jennifer Hale ... Numbuh 86 / Mrs. Beetles (voice)
Dave Wittenberg ... Dodgeball Wizard / Numbuh 74.239 (voice)

Season 5

Season 5, Episode 1: Operation E.L.E.C.T.I.O.N.S.

30 September 2005
In "Operation: E.L.E.C.T.I.O.N.S. (Enemy Launches Evil Campaign To Inflame Our Noble School)", the Kids Next Door are up against more than they bargained for when they try to prevent the Delightful Children From Down the Lane for dashing the school elections, especially when the situation involves eighth graders!
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Jason Harris ... Chad Dickson (voice)
Rob Paulsen ... Bailiff (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane (voice)

James Arnold Taylor ... Eggbert (voice)

Lauren Tom ... Numbuh 3 (voice)
Dave Wittenberg ... Wilson Woodrow (voice)

Season 5, Episode 2: Operation D.U.C.K.Y./Operation D.I.A.P.E.R.

25 September 2005

Carlos Alazraqui ... Filthy Crew Member (voice)
Dee Bradley Baker ... Numbuh 4 / Tommy Gilligan / Filthy Crew Member (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)

Maurice LaMarche ... Captain James P. Dirt (voice)

Jason Marsden ... Filthy Crew Member (voice)
Rob Paulsen ... Filthy Crew Member (voice)

Tara Strong ... Baby Jackson (voice)
Cree Summer ... Numbuh 5 / Betty Gilligan (voice)
Jill Talley ... Mrs. Dirt (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 5, Episode 3: Operation B.U.L.L.I.E.S./Operation F.I.S.H.Y.

21 October 2005


Jason Marsden ... Jerry Rassic (voice)

Daran Norris ... (voice)

Kevin Michael Richardson ... Wedgie-saurus Rex (voice)

Season 5, Episode 4: Operation B.R.E.A.K-U.P./Operation S.A.F.A.R.I.

21 October 2005
In "Operation: B.R.E.A.K.-U.P. (Boys Ruin Everything And Kreate Upset People)", Numbuh 4 uncovers an insidious baseball-like game where fragile objects are smashed... and the game's latest target is his mother's priceless vase! In "Operation: S.A.F.A.R.I. (Shots Are Fired At Rear Incessantly)", Numbuh 1 tries to run from a doctor and his cure for Numbuh 1's "moosebumps".
Dee Bradley Baker ... Numbuh 4 (voice)
Ben Diskin ... Numbuh 1 (voice)
Jennifer Hale ... Mrs. Beetles / Mrs. Uno (voice)
Jess Harnell ... Dr. Julious B. Sharp (voice)
Tom Kenny ... Chester (voice)

Candi Milo ... Nurse Jumbo (voice)
Dave Wittenberg ... Ernest / Nick (voice)

Season 5, Episode 5: Operation N.A.U.G.H.T.Y.

6 December 2005
In "Operation: N.A.U.G.H.T.Y. (Ninnies Almost Undo Greatest Holiday This Year)", the Kids Next Door try to save Christmas when the Delightful Children From Down the Lane frame them for the theft of a gift-creating contraption created by Santa.
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Thesaurus Rex / Coniferous / Nutcracker / The Unintelligable Tutor (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Tom Kenny ... Narrator (voice)

Candi Milo ... Edna Jucation (voice)

Daran Norris ... Mr. Physically Fitastic / The Human Text (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane / Snow Angel (voice)

Lauren Tom ... Numbuh 3 (voice)
Dave Wittenberg ... Wintergreen (voice)

Season 5, Episode 6: Operation V.I.R.U.S./Operation O.U.T.B.R.E.A.K.

14 January 2006
In "Operation: V.I.R.U.S. (Very Icky Research Under Sea)", Numbuh 5's sister Cree accuses her of a crime she never committed. In "Operation: O.U.T.B.R.E.A.K. (Overflowed Undersea Treehouse Bears Really Extra Awful Kontamintaion)", the KND tries to close up a virus spreading through a KND undersea lab.
Dee Bradley Baker ... Numbuh 4 (voice)

Grey DeLisle ... Patient C (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)

Kevin Michael Richardson ... Dr. Lincoln (voice)

Charlie Schlatter ... Numbuh 20,000 (voice)
Cree Summer ... Numbuh 5 / Cree Lincoln / Mrs. Lincoln (voice)

James Arnold Taylor ... (voice)

Lauren Tom ... Numbuh 3 (voice)
Dave Wittenberg ... Numbuh 74.239 (voice)

Season 5, Episode 7: Operation C.A.N.Y.O.N./Operation H.O.L.I.D.A.Y.

21 January 2006

Dee Bradley Baker ... Numbuh 4 / Toilenator (voice)
Jeff Bennett ... Mr. Boss (voice)
Keith Ferguson ... (voice)
Kim Mai Guest ... (voice)
Jess Harnell ... (voice)
Janice Kawaye ... (voice)

Frank Welker ... Bus Driver (voice)

Season 5, Episode 8: Operation C.A.K.E.D.-F.I.V.E.

14 April 2006
In "Operation: C.A.K.E.D.-F.I.V.E. (Centuries After Kalamity Enemy Dessert Found In Void's Emptiness)", it is once again the Delightful Children From Down the Lane's birthday. The Kids Next Door have been tipped off by an operative about the cake's whereabouts as floating up in space, where Father plans to use a 19th century birthday cake recipe to give his children the best birthday ever.
Dee Bradley Baker ... Numbuh 4 / Delightful Children From Down the Lane / Numbuh 19th Century (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 / Delightful Children From Down the Lane (voice)
Jennifer Hale ... Numbuh 86 (voice)
Jess Harnell ... Chef Pierre / Ice Cream Man (voice)

Maurice LaMarche ... Father (voice)

Matt Levin ... (voice)
Rachael MacFarlane ... Numbuh 362 (voice)

Josh Peck ... Numbuh (voice)
Cree Summer ... Numbuh 5 / Delightful Children From Down the Lane (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 5, Episode 9: Operation R.E.C.R.U.I.T./Operation D.A.D.D.Y.

12 June 2006

Dee Bradley Baker ... Numbuh 4 / Mr. Fibb (voice)
Jeff Bennett ... Mr. Boss (voice)

Grey DeLisle ... Crazy Old Cat Lady (voice)
Janice Kawaye ... Sonya / Lee (voice)
Tom Kenny ... Mr. Wink - Twin Boy (voice)
Scott Menville ... Bobby / Numbuh 85 (voice)

Tara Strong ... Twin Girl (voice)

Season 5, Episode 10: Operation C.L.O.W.N./Operation S.P.A.N.K.E.N.S.T.I.N.E.

5 July 2006

Ben Diskin ... Numbuh 2 (voice)
Jennifer Hale ... Mrs. Thompson (voice)
Jess Harnell ... Tony Clownarelli Jr. (voice)
Roger Jackson ... Clownfather (voice)

Daran Norris ... (voice)

Kevin Michael Richardson ... Dr. Lincoln (voice)

Tara Strong ... Mushi Sanban (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)
Keone Young ... Kani Sanban (voice)

Season 5, Episode 11: Operation H.O.T.S.T.U.F.F./Operation M.I.S.S.I.O.N.

8 July 2006

Dee Bradley Baker ... Numbuh 4 (voice)
Jeff Bennett ... Mr. Boss / Mr. Beetles (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)

Mark Hamill ... Stickybeard (voice)

Matt Levin ... Numbuh 60 (voice)
Rachael MacFarlane ... Numbuh 362 (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)
Keone Young ... Kani Sanban (voice)

Season 5, Episode 12: Operation: E.N.G.L.A.N.D./Operation: A.W.A.R.D.S.

2 August 2006
In "Operation: ENGLAND (Evidently Not Getting Language Annoys Nigel Desperately)", Numbuh 1 is thrust into a mission to deliver a book to a library before it's too late, and soon discovers that this book is perhaps far more important than he thought. In "Operation: AWARDS (Attack Will Amazingly Ruin Dinner Show)", Sector V attempts to crash the Annual Villains' Choice Awards and Dinner Show, but this doesn't go exactly as planned.
Jeff Bennett ... Mr. Boss (voice)

Grey DeLisle ... Gramma Stuffum (voice)
Jennifer Hale ... Rowdy Hooligan from Across the Square #2 (voice)
Tom Kenny ... Trevor / Rowdy Hooligan from Across the Square #1 / Knightbrace / Common Cold (voice)

Maurice LaMarche ... Father (voice)

Daran Norris ... Count Spankulot (voice)
Rob Paulsen ... Robin Food (voice)
Moira Quirk ... Stewardess (voice)
Roger Rose ... Little Juan (voice)

Season 5, Episode 13: Operation L.I.C.O.R.I.C.E./Operation H.O.M.E.

8 October 2006
In "Operation: LICORICE (Lost Island's Crop Of Red Irreplaceable Candy Endangered)", Numbuh 5 must team up with Stickybeard to save Heinrich Von Marzipan from a crew of skeletal licorice pirates. In "Operation: HOME (Hardly Ordinary Monkey Estate)", Numbuh 3 has second thoughts about sending her old Rainbow Monkey to a retirement home.
Dee Bradley Baker ... Numbuh 4 / Heinrich Von Marzipan (voice)
Marc Graue ... Captain Black John Licorice (voice)

Mark Hamill ... Stickybeard (voice)
Cree Summer ... Numbuh 5 (voice)

Season 5, Episode 14: Operation I.T.

24 August 2006
In "Operation: I.T. (Indecisive Time)", Numbuh 362 becomes frustrated with all the work involved with being Supreme Leader of the Kids Next Door, so she decides to give up her position. But everything goes horribly wrong when Father takes her place!
Dee Bradley Baker ... Numbuh 4 / Numbuh 65.3 (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Keith Ferguson ... Numbuh 1-Love (voice)
Jennifer Hale ... Numbuh 86 (voice)

Maurice LaMarche ... Father (voice)
Rachael MacFarlane ... Numbuh 362 (voice)
Scott Menville ... Indian KND Operative (voice)

Lauren Tom ... Numbuh 3 (voice)
Billy West ... Numbuh 13 (voice)
Dave Wittenberg ... Numbuh 74.239 (voice)

Season 6

Season 6, Episode 1: Episode #6.1

????

Season 6, Episode 2: Episode #6.2

????

Season 6, Episode 3: Operation R.E.C.E.S.S./Operation H.A.M.S.T.E.R.

22 September 2006

Joe Alaskey ... (voice)
Carlos Alazraqui ... The Kid (voice)
Dee Bradley Baker ... Numbuh 4 (voice)
Jeff Bennett ... Principal Sauerbraten (voice)

Grey DeLisle ... Lizzie Devine (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Jennifer Hale ... Mrs. Thompson (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 6, Episode 4: Operation W.H.I.T.E.H.O.U.S.E.

29 September 2006


Ogie Banks ... Leopold Lincoln (voice)

Greg Cipes ... Shirley Uno (voice)

Grey DeLisle ... Lizzie Devine (voice)
Nika Futterman ... Female Sector V Members (voice)

Daran Norris ... Secret Service Agents / Reporters (voice)

Season 6, Episode 5: Operation S.P.I.N.A.C.H./Operation M.E.S.S.A.G.E.

5 January 2007

Dee Bradley Baker ... Numbuh 4 (voice)
Jeff Bennett ... Principal Sauerbraten (voice)
Jim Cummings ... King of Spinachia (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Jennifer Hale ... Mrs. Thompson / Runt / Gets Pigtails Pulled (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)
Dave Wittenberg ... (voice)

Season 6, Episode 6: Operation B.R.I.D.G.E./Operation S.I.X.

12 January 2007

Dee Bradley Baker ... Numbuh 4 (voice)
Jeff Bennett ... Mr. Fizz / Soda Patrol Member (voice)

Greg Cipes ... Lieutenant Seltzer (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)

Maurice LaMarche ... Father (voice)

Charlie Schlatter ... Numbuh 20,000 (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)
Hynden Walch ... Rainbow monkey leader (voice)

Season 6, Episode 7: Operation T.R.I.C.Y.C.L.E.

19 January 2007

Dee Bradley Baker ... Numbuh 4 / Tommy Gilligan / Numbuh 20-20 (voice)
Jason Harris ... Chad / Numbah 274 (voice)
Rachael MacFarlane ... Numbuh 362 (voice)
Dave Wittenberg ... Numbuh 10-Speed (voice)

Season 6, Episode 8: Operation C.R.I.M.E./Operation P.A.R.T.Y.

26 January 2007

Jason Harris ... Chad / Numbah 274 (voice)

Maurice LaMarche ... Father (voice)

Daran Norris ... Joe Balooka (voice)
Khary Payton ... Maurice (voice)
Cree Summer ... Cree Lincoln (voice)

Season 6, Episode 9: Operation: D.O.G.H.O.U.S.E./Operation: P.L.A.N.E.T.

24 August 2007

Hynden Walch ... Rainbow Monkey Leader (voice)

Season 6, Episode 10: Operation G.I.R.L.F.R.I.E.N.D.

2 November 2007


Grey DeLisle ... Lizzie Devine (voice)
Rachael MacFarlane ... Numbuh 362 (voice)

Season 6, Episode 11: Operation S.C.I.E.N.C.E./Operation A.M.I.S.H.

9 November 2007

Hynden Walch ... Amish girl (voice)

Season 6, Episode 12: Operation C.A.R.A.M.E.L./Operation M.O.O.N.

16 November 2007

Dee Bradley Baker ... Numbuh 4 / Heinrich Von Marzipan (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Rachael MacFarlane ... Numbuh 362 (voice)

Candi Milo ... Henrietta Von Marzipan (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)

Season 6, Episode 13: Operation T.R.E.A.T.Y.

23 November 2007

Jason Harris ... Chad / Numbah 274 (voice)

Season 6, Episode 14: Operation I.N.T.E.R.V.I.E.W.S.

21 January 2008

Dee Bradley Baker ... Numbuh 4 / Toilenator / Chip (voice)
Jeff Bennett ... Mr. Boss (voice)

Grey DeLisle ... Crazy Old Cat Lady (voice)
Ben Diskin ... Numbuh 1 / Numbuh 2 (voice)
Jennifer Hale ... Numbuh 86 / Mrs. Uno (voice)

Mark Hamill ... Stickybeard (voice)
Janice Kawaye ... Sonia / Lee (voice)
Tom Kenny ... Knightbrace / Mr. Wink (voice)

Maurice LaMarche ... Father (voice)
Rachael MacFarlane ... Numbuh 362 (voice)

Kevin Michael Richardson ... Cheese Shogun Roguefort (voice)
Cree Summer ... Numbuh 5 (voice)

Lauren Tom ... Numbuh 3 (voice)

Frank Welker ... Monty Uno (voice)
Dave Wittenberg ... Numbuh 74.239 / Nick / Mr. Fibb (voice)

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