
| Allison Janney | ... | Claudia Jean 'C.J.' Cregg (155 episodes, 1999-2006) |

| Martin Sheen | ... | President Josiah 'Jed' Bartlet (154 episodes, 1999-2006) |

| John Spencer | ... | Leo McGarry (153 episodes, 1999-2006) |

| Bradley Whitford | ... | Josh Lyman (153 episodes, 1999-2006) |

| Janel Moloney | ... | Donna Moss (148 episodes, 1999-2006) |

| Richard Schiff | ... | Toby Ziegler (146 episodes, 1999-2006) |

| Dulé Hill | ... | Charlie Young (135 episodes, 1999-2006) |
 | NiCole Robinson | ... | Margaret Hooper / ... (105 episodes, 1999-2006) |

| Melissa Fitzgerald | ... | Carol Fitzpatrick / ... (99 episodes, 1999-2006) |

| Rob Lowe | ... | Sam Seaborn (82 episodes, 1999-2006) |

| Joshua Malina | ... | Will Bailey (77 episodes, 2002-2006) |

| Stockard Channing | ... | Abbey Bartlet (63 episodes, 1999-2006) |

| Kim Webster | ... | Ginger (57 episodes, 1999-2006) |

| Timothy Davis-Reed | ... | Mark O'Donnell / ... (55 episodes, 2000-2006) |
 | Kris Murphy | ... | Katie Witt / ... (52 episodes, 1999-2005) |

| William Duffy | ... | Larry / ... (47 episodes, 1999-2006) |

| Peter James Smith | ... | Ed / ... (47 episodes, 1999-2006) |

| Mary McCormack | ... | Kate Harper (44 episodes, 2004-2006) |
 | Renée Estevez | ... | Nancy (44 episodes, 1999-2006) |

| Devika Parikh | ... | Bonnie (41 episodes, 1999-2003) |
 | Charles Noland | ... | Steve / ... (39 episodes, 1999-2006) |

| Jimmy Smits | ... | Congressman Matthew Santos / ... (35 episodes, 2004-2006) |

| Kristin Chenoweth | ... | Annabeth Schott (34 episodes, 2004-2006) |

| Lily Tomlin | ... | Deborah Fiderer / ... (34 episodes, 2002-2006) |

| Mindy Seeger | ... | Chris / ... (32 episodes, 1999-2005) |
 | Kathryn Joosten | ... | Dolores Landingham / ... (30 episodes, 1999-2002) |

| Alan Alda | ... | Senator Arnold Vinick (28 episodes, 2004-2006) |
 | Timothy Busfield | ... | Danny Concannon (28 episodes, 1999-2006) |

| Ivan Allen | ... | News Anchor Roger Salier / ... (27 episodes, 1999-2006) |

| Elisabeth Moss | ... | Zoey Bartlet (25 episodes, 1999-2006) |

| Mary-Louise Parker | ... | Amy Gardner (23 episodes, 2001-2006) |

| Moira Kelly | ... | Mandy Hampton (22 episodes, 1999-2000) |
 | Anna Deavere Smith | ... | Nancy McNally (22 episodes, 2000-2006) |
 | John Amos | ... | Percy Fitzwallace (22 episodes, 1999-2004) |

| Karis Campbell | ... | Ronna (22 episodes, 2004-2006) |

| Gary Cole | ... | Vice President Bob Russell (21 episodes, 2003-2006) |
 | Randy Brooks | ... | Arthur Leeds / ... (20 episodes, 2000-2004) |

| Ron Silver | ... | Bruno Gianelli (19 episodes, 2001-2006) |

| Tim Matheson | ... | Vice President John Hoynes / ... (19 episodes, 1999-2006) |

| Teri Polo | ... | Helen Santos (18 episodes, 2005-2006) |

| Marlee Matlin | ... | Joey Lucas (17 episodes, 2000-2006) |
 | Michael O'Neill | ... | Secret Service Agent Ron Butterfield (16 episodes, 1999-2006) |

| Matthew Del Negro | ... | Bram / ... (16 episodes, 2005-2006) |
 | Steve Ryan | ... | Secretary of Defense Miles Hutchinson (16 episodes, 2003-2006) |

| Kathleen York | ... | Andrea Wyatt (16 episodes, 2000-2006) |
 | Bill O'Brien | ... | Kenny Thurman (15 episodes, 2000-2005) |

| Janeane Garofalo | ... | Louise Thornton (15 episodes, 2005-2006) |

| Thomas Kopache | ... | Assistant Secretary of State Bob Slatterly (14 episodes, 2001-2005) |

| Bradley James | ... | Secret Service Agent Donnie / ... (13 episodes, 1999-2005) |
 | Penny Griego | ... | Anchor / ... (13 episodes, 1999-2006) |

| Aaron Michael Lacey | ... | Secret Service Agent / ... (13 episodes, 2001-2006) |

| Emily Procter | ... | Ainsley Hayes (12 episodes, 2000-2006) |

| Jana Lee Hamblin | ... | Reporter Bobbi / ... (12 episodes, 1999-2002) |

| Ron Ostrow | ... | Reporter John / ... (12 episodes, 2002-2005) |

| Brian Dragonuk | ... | Mourner At Cathedral / ... (12 episodes, 2000-2006) |

| Allison Smith | ... | Mallory O'Brien (11 episodes, 1999-2006) |
 | Thomas M. Hagen | ... | News Cameraman / ... (11 episodes, 2000-2004) |
 | Chaz Fatur | ... | Secret Service Agent (11 episodes, 2005-2006) |

| Ramon De Ocampo | ... | Otto (10 episodes, 2005-2006) |
 | Ron Canada | ... | Under Secretary of State Theodore Barrow / ... (10 episodes, 2003-2006) |
 | Ralph Meyering Jr. | ... | Tom / ... (10 episodes, 2000-2003) |
 | Joyce Guy | ... | Charlayne / ... (10 episodes, 2003-2006) |

| Evan Arnold | ... | Ned (10 episodes, 2004-2005) |

| Suzy Nakamura | ... | Cathy (9 episodes, 1999-2000) |

| Nina Siemaszko | ... | Ellie Bartlet (9 episodes, 2001-2006) |

| Glenn Morshower | ... | Mike Chysler (9 episodes, 2001-2002) |

| Jesse Bradford | ... | Ryan Pierce (9 episodes, 2003-2004) |

| Stephen Root | ... | Bob Mayer (9 episodes, 2005-2006) |

| Patricia Richardson | ... | Sheila Brooks (9 episodes, 2005-2006) |

| Steven Culp | ... | Speaker of the House Jeff Haffley (9 episodes, 2003-2005) |
 | Tom Chick | ... | Reporter Gordon / ... (9 episodes, 2003-2005) |

| Oliver Platt | ... | White House Counsel Oliver Babish / ... (8 episodes, 2001-2005) |

| Gregory Alan Williams | ... | Robbie Mosley (8 episodes, 2000-2002) |

| Diana-Maria Riva | ... | Edie Ortega / ... (8 episodes, 2005-2006) |

| Clark Gregg | ... | FBI Special Agent Michael Casper / ... (8 episodes, 2001-2004) |

| Ben Siegler | ... | George / ... (8 episodes, 2003-2005) |

| Danica McKellar | ... | Elsie Snuffin (8 episodes, 2002-2003) |

| Sam Robards | ... | Greg Brock (8 episodes, 2004-2005) |

| Mark Feuerstein | ... | Sen. Maj. Counsel Cliff Calley / ... (7 episodes, 2001-2005) |

| Terry O'Quinn | ... | General Nicholas Alexander (7 episodes, 2003-2004) |

| Ryan Cutrona | ... | CIA Director George Rollie / ... (7 episodes, 2000-2005) |
 | Michael Hyatt | ... | Angela Blake (6 episodes, 2003-2004) |

| Annabeth Gish | ... | Elizabeth Bartlet Westin / ... (6 episodes, 2003-2006) |

| Melissa Marsala | ... | Rina (6 episodes, 2003-2004) |

| H. Richard Greene | ... | Senator Robert Royce R-PA / ... (6 episodes, 2001-2005) |

| John Aylward | ... | Barry Goodwin - Former DNC Chair / ... (6 episodes, 2005-2006) |

| Victor McCay | ... | Henry / ... (6 episodes, 2000-2003) |
 | Annie Morgan | ... | Annie / ... (6 episodes, 2005-2006) |

| Trent Ford | ... | Jean Paul (6 episodes, 2002-2003) |
 | Paul Moncrief | ... | Core Staffer / ... (6 episodes, 2000-2001) |

| Lisa Edelstein | ... | Brittany 'Laurie' Rollins (5 episodes, 1999-2000) |

| Jorja Fox | ... | Agent Gina Toscano (5 episodes, 2000) |

| Roger Rees | ... | Lord John Marbury / ... (5 episodes, 2000-2005) |
 | J.P. Stevenson | ... | Jonathan / ... (5 episodes, 1999-2001) |
 | Steven Eckholdt | ... | Doug Westin (5 episodes, 2003-2006) |
 | Jeff Mooring | ... | Reporter Phil / ... (5 episodes, 2001-2003) |

| Rick Cramer | ... | Officer / ... (5 episodes, 2001-2003) |

| Thomas Spencer | ... | Military Aide / ... (5 episodes, 2000-2005) |

| Joanna Gleason | ... | Atty. Jordon Kendall / ... (5 episodes, 2001-2002) |

| Brett Cullen | ... | Governor Ray Sullivan R-WV (5 episodes, 2005-2006) |

| Rebecca Avery | ... | Aide / ... (5 episodes, 2003-2005) |

| Makram Khoury | ... | Palestinian Chairman Nizar Farad (5 episodes, 2004) |

| Mark Harmon | ... | Agent Simon Donovan (4 episodes, 2002) |

| Connie Britton | ... | Connie Tate (4 episodes, 2001) |

| Dennis Cockrum | ... | Officer (4 episodes, 1999-2002) |
 | Diana Morgan | ... | Jesse / ... (4 episodes, 1999-2002) |

| Melinda McGraw | ... | Jane Braun (4 episodes, 2006) |
 | Thomas B. Hall | ... | Officer Mike / ... (4 episodes, 2000-2001) |

| Jacqueline Torres | ... | Reporter #1 / ... (4 episodes, 1999-2001) |
 | Molly Schaffer | ... | Staffer / ... (4 episodes, 1999-2001) |
 | Robyn Pedretti | ... | Candy / ... (4 episodes, 1999-2001) |

| Adam Arkin | ... | Dr. Stanley Keyworth (4 episodes, 2000-2002) |

| Andrew McFarlane | ... | Anthony Marcus / ... (4 episodes, 2002) |

| Willie Gault | ... | Agent #2 / ... (4 episodes, 2000-2004) |

| Gary Cervantes | ... | Bobby / ... (4 episodes, 2000-2001) |

| Richard Saxton | ... | Alan / ... (4 episodes, 2000-2002) |
 | Marvin Krueger | ... | Officer #1 / ... (4 episodes, 1999-2001) |

| Victor Love | ... | Reporter Mike / ... (4 episodes, 1999-2000) |

| J. Patrick McCormack | ... | General Jimmy Wendall / ... (4 episodes, 2003-2006) |
 | Juan A. Riojas | ... | Secret Service Agent / ... (4 episodes, 1999-2000) |

| S.E. Perry | ... | General Thomas / ... (4 episodes, 2002) |

| Armin Mueller-Stahl | ... | Israeli Prime Minister Efraim 'Eli' Zahavy (4 episodes, 2004) |

| John Goodman | ... | Acting President Glenallen Walken / ... (4 episodes, 2003-2004) |

| Becky Meister | ... | Reporter Sally / ... (4 episodes, 2002-2005) |

| Joshua Cabrera | ... | Peter Santos (4 episodes, 2006) |

| Daniel Ferro | ... | FBI Agent / ... (4 episodes, 2001-2003) |
 | James McMann | ... | Secret Service Agent / ... (4 episodes, 2004-2006) |
 | Ben Murray | ... | Curtis Carruthers (4 episodes, 2004-2005) |
 | Ed O'Neill | ... | Governor Eric Baker D-PA (4 episodes, 2004-2005) |
 | David Garrison | ... | Mike Diacovo - MSNBC Talking Head / ... (4 episodes, 2005-2006) |

| Jay Mohr | ... | Taylor Reid (3 episodes, 2004) |
 | Thom Barry | ... | Congressman Mark Richardson (3 episodes, 1999-2003) |

| Charley Lang | ... | Congressman Skinner (3 episodes, 1999-2000) |

| Evan Handler | ... | Douglas Wegland (3 episodes, 2001) |
 | Ted McGinley | ... | Mark Gottfried (3 episodes, 2000-2001) |

| Benjamin Brown | ... | Mike / ... (3 episodes, 2003-2005) |

| Ben Weber | ... | Vic Faison - Ellie's Fiancé (3 episodes, 2005) |
 | David O. Katz | ... | Assistant / ... (3 episodes, 2001-2003) |

| Elizabeth Liang | ... | Staffer (3 episodes, 2001-2002) |
 | Eric Payne | ... | Secret Service Agent / ... (3 episodes, 2000-2001) |

| Sean Patrick Murphy | ... | Floor Manager (3 episodes, 2000-2001) |

| Paul Keeley | ... | Agent Ellis Taylor (3 episodes, 2005-2006) |

| Colin K. Gray | ... | Reporter / ... (3 episodes, 1999-2000) |
 | Dafidd McCracken | ... | Agent #1 / ... (3 episodes, 1999-2000) |
 | Doris E. McMillon | ... | Reporter Sandy / ... (3 episodes, 2001) |

| Matthew Perry | ... | Joe Quincy (3 episodes, 2003) |
 | James Brolin | ... | Governor Robert Ritchie, R-FL (3 episodes, 2002) |

| Tom Everett | ... | Agent Charles Frost (3 episodes, 2005) |
 | Geoffrey Pierson | ... | Senate Minority Leader Tripplehorn (3 episodes, 2002-2003) |

| Lee Garlington | ... | Alana Waterman / ... (3 episodes, 2003-2006) |

| Ernie Lively | ... | Mr. Loch / ... (3 episodes, 2000-2005) |

| Andy Umberger | ... | Stevie / ... (3 episodes, 1999-2003) |
 | Charlotte Colavin | ... | Representative Sheila Fields (3 episodes, 2003-2004) |

| Robert Noble | ... | Butler / ... (3 episodes, 2000-2003) |

| Caroline Duncan | ... | Reporter #3 / ... (3 episodes, 2005-2006) |

| Greg Wrangler | ... | Secret Service Agent / ... (3 episodes, 1999-2001) |

| Emiko Parise | ... | Abbey's Aide #1 / ... (3 episodes, 2001-2002) |

| Christopher Kriesa | ... | Mitch / ... (3 episodes, 1999-2000) |

| Hira Ambrosino | ... | Commentator #1 / ... (3 episodes, 2003-2004) |

| John Colella | ... | Announcer / ... (3 episodes, 2003-2004) |

| Andy Milder | ... | Mark / ... (3 episodes, 2000-2003) |
 | Chad McKnight | ... | Aide #5 / ... (3 episodes, 1999-2000) |

| Mary Kay Place | ... | Surgeon General Millicent Griffith (3 episodes, 2001-2004) |

| Christian Slater | ... | Lt. Cmdr. Jack Reese (3 episodes, 2002) |

| Jason Isaacs | ... | Colin Ayres (3 episodes, 2004) |
 | Brian Kerwin | ... | Ben Dryer (3 episodes, 2004) |
 | Natalia Nogulich | ... | Israeli Ambassador Shira Galit (3 episodes, 2004) |

| Claire Coffee | ... | Cassie Tatum (3 episodes, 2003) |

| Tim Lounibos | ... | Colonel Leahy (3 episodes, 2004) |

| Marcelo Tubert | ... | Palestinian Prime Minister Saeb Mukarat (3 episodes, 2004) |

| Catherine Kwong | ... | Lauren Chin (3 episodes, 2003) |
 | Ashlyn Sanchez | ... | Miranda Santos (3 episodes, 2006) |

| Lara Phillips | ... | Lauren Romano (3 episodes, 2003) |

| David St. James | ... | Congressman Darren Gibson / ... (3 episodes, 2001-2005) |

| Kimberlee Peterson | ... | Lauren Shelby (3 episodes, 2003) |
 | Larry Cox | ... | Aide / ... (3 episodes, 2001-2002) |

| Stephanie Venditto | ... | Jenn Wheeler / ... (3 episodes, 2002-2003) |

| Ken Weiler | ... | Bowman / ... (3 episodes, 2004-2006) |

| Derek Coleman | ... | Agent / ... (3 episodes, 2000-2005) |

| Nicole Lyn | ... | Stacy / ... (3 episodes, 2002-2003) |

| Lizz Robbins | ... | Club Patron / ... (3 episodes, 2003) |

| Carol Avery | ... | Congresswoman Gleeson (3 episodes, 2004-2005) |

| Reed Diamond | ... | Dr. Mike Gordon (3 episodes, 2004-2005) |
 | Vsevolod Horodyskyj | ... | White House Staffer (3 episodes, 2004-2005) |
 | Saida Pagan | ... | Anchor / ... (3 episodes, 2004-2005) |

| Ken Weiner | ... | Dr. Stremlowe (3 episodes, 2004) |

| Annie Corley | ... | Mary Marsh (2 episodes, 1999-2000) |
 | George Coe | ... | Sen. Howard Stackhouse (2 episodes, 2001-2002) |

| David Graf | ... | Colonel Chase (2 episodes, 2000-2001) |
 | Hal Holbrook | ... | Asst. Secretary of State Albie Duncan (2 episodes, 2001-2002) |

| Corbin Bernsen | ... | Henry Shallick (2 episodes, 2001) |

| F. William Parker | ... | Rev. Al Caldwell (2 episodes, 1999-2000) |

| James Hong | ... | Chinese Ambassador (2 episodes, 2000-2002) |
 | Gerald McRaney | ... | USAF Gen. Alan Adamle (2 episodes, 2001-2004) |

| William Devane | ... | Secretary of State Lewis Berryhill (2 episodes, 2003) |
 | Tony Plana | ... | Mickey Troop (2 episodes, 2001) |

| Sam Lloyd | ... | Bob Engler, U.S. Space Command (2 episodes, 1999-2002) |
 | Felton Perry | ... | Alcoholic Politician / ... (2 episodes, 2000-2002) |
 | James Handy | ... | Rep. Joseph Bruno, R-PA (2 episodes, 2000-2001) |
 | Richard Riehle | ... | Off. Jack Sloan (2 episodes, 2001) |
 | Kurt Fuller | ... | SitRoom Civilian Advisor (2 episodes, 2002) |

| Edward James Olmos | ... | Judge Roberto Mendoza / ... (2 episodes, 1999-2000) |
 | John de Lancie | ... | Al Kiefer (2 episodes, 2000) |
 | Paul Provenza | ... | Steve Onorato, Aide to the Sen. Maj. Leader (2 episodes, 2000) |
 | David Huddleston | ... | Sen. Max Lobell, R (2 episodes, 2000-2002) |
 | Daniel von Bargen | ... | Air Force General Ken Shannon / ... (2 episodes, 2000) |

| Michael Mantell | ... | Jamie Hotchkiss / ... (2 episodes, 2001-2004) |
 | Cress Williams | ... | Lester / ... (2 episodes, 2005-2006) |

| Dean Norris | ... | Steve Hodder - Republican Party Chairman (2 episodes, 2005-2006) |

| Ned Schmidtke | ... | Admiral, Navy Chief of Staff / ... (2 episodes, 2001-2002) |
 | Peter White | ... | Mr. Gage (2 episodes, 2000) |

| Jossie Thacker | ... | Staffer / ... (2 episodes, 2001) |
 | William Thomas Jr. | ... | SitRoom Civilian Advisor David (2 episodes, 2002) |
 | Zeljko Ivanek | ... | Steve Atwood (2 episodes, 2003) |

| John Getz | ... | Congressman Mark B. Sellner (2 episodes, 2006) |

| Jody Wood | ... | Mr. Cameron (2 episodes, 2000) |
 | Steven Pierce | ... | OMB Director (2 episodes, 2003) |
 | Patrick Falls | ... | Billy / ... (2 episodes, 2001) |
 | J.P. Hubbell | ... | Agent #1 / ... (2 episodes, 2002-2003) |
 | Jim Moret | ... | Newscaster / ... (2 episodes, 2003) |
 | Roger Hampton | ... | Floor Manager (2 episodes, 2004) |

| Sumalee Montano | ... | Vinick Reporter #1 (2 episodes, 2005-2006) |
 | Don Chastain | ... | Reporter #2 (2 episodes, 2000) |
 | Thomas J. McCarthy | ... | Senator Thomas (2 episodes, 2001) |
 | Eric Brandon | ... | Nat (2 episodes, 2003) |
 | Lisa Croisette | ... | Patty / ... (2 episodes, 2000-2001) |

| Joe O'Connor | ... | Congressman #3 / ... (2 episodes, 2000-2001) |
 | Larry Stahoviak | ... | Staffer / ... (2 episodes, 2000-2001) |
 | Bill Stevenson | ... | Jaworski (2 episodes, 2000) |
 | Kerstin Lindquist | ... | Anchor (2 episodes, 2005) |

| Alexandra Ryan | ... | Receptionist (2 episodes, 2006) |
 | William James Jones | ... | FBI Agent / ... (2 episodes, 2001-2002) |
 | Steven M. Gagnon | ... | Officer #1 (2 episodes, 1999-2000) |
 | Roger Ontiveros | ... | Officer #3 / ... (2 episodes, 2000-2001) |

| Shishir Kurup | ... | Zach (2 episodes, 2001) |

| Ana Mercedes | ... | Sally, Military Aide in SitRoom (2 episodes, 2001) |

| Ted Garcia | ... | Newscaster / ... (2 episodes, 2000-2002) |
 | Doug Hale | ... | Anchor / ... (2 episodes, 2004) |
 | Sean Moran | ... | Dr. Holbrook (2 episodes, 2000) |
 | John Emmanuel | ... | Agent (2 episodes, 2001) |

| Van Epperson | ... | Curtis Shaeffer - Chief Usher (2 episodes, 2006) |
 | Lewis Grenville | ... | Reporter (2 episodes, 2001) |
 | Foo Fighters | ... | Themselves (2 episodes, 2006) |
 | Larry Carroll | ... | Newscaster #2 / ... (2 episodes, 2000-2001) |
 | Paul Moyer | ... | Anchor #2 / ... (2 episodes, 2006) |

| Jerry Sroka | ... | Reporter / ... (2 episodes, 2000) |

| Jane Lynch | ... | Reporter / ... (2 episodes, 2000-2001) |
 | Paxton Whitehead | ... | Bernard Thatch (2 episodes, 2000-2004) |
 | John Diehl | ... | Claypool (2 episodes, 2000-2002) |

| George Cheung | ... | Chinese Ambassador Ling-Po (2 episodes, 2004-2006) |
 | Harry Groener | ... | Secretary of Agriculture Roger Tribbey (2 episodes, 2000-2003) |
 | Milo O'Shea | ... | Chief Justice Roy Ashland (2 episodes, 2003-2004) |

| John Cothran Jr. | ... | Civilian Advisor (2 episodes, 2002-2003) |
 | Tim Van Pelt | ... | Congressman Harry / ... (2 episodes, 2002) |

| Mongo Brownlee | ... | Secret Service Agent / ... (2 episodes, 1999-2001) |

| John Aniston | ... | Alexander Thompson (2 episodes, 2002) |

| Fred Ornstein | ... | Congressman Wade / ... (2 episodes, 2001-2005) |
 | Ashleigh Olden | ... | Aide / ... (2 episodes, 2002) |

| Philip Baker Hall | ... | Senator Matt Hunt (2 episodes, 2004) |

| Alex Manette | ... | Reporter #1 / ... (2 episodes, 2005) |
 | Joe Cosgrove | ... | Cardinal / ... (2 episodes, 2000-2002) |

| Jonathan Brent | ... | Jim / ... (2 episodes, 2003-2004) |
 | Kathrin Lautner | ... | Diane Mathers (2 episodes, 2003-2004) |
 | Richard Gross | ... | Bailiff / ... (2 episodes, 2000-2003) |

| Bonita Friedericy | ... | Gail Addison (2 episodes, 2004-2006) |
 | James Ingersoll | ... | Cable News Pundit (2 episodes, 2004) |

| David Ramsey | ... | Santos's Turnout Briefer (2 episodes, 2006) |

| Rose Rollins | ... | Suzanne (2 episodes, 1999) |

| Lionel D. Carson | ... | Security Guard Tommy / ... (2 episodes, 2002) |

| Michael Leydon Campbell | ... | Max (2 episodes, 2003) |

| Paul Rae | ... | Reporter #2 / ... (2 episodes, 2004-2006) |
 | John Leslie Wolfe | ... | GOP Leader / ... (2 episodes, 2000-2003) |
 | Mandy Freund | ... | Claire Huddle / ... (2 episodes, 2003-2004) |
 | George McDaniel | ... | Officer #2 (2 episodes, 1999-2000) |

| David A. Kimball | ... | Debate Moderator / ... (2 episodes, 2000-2006) |
 | Tracy McCubbin | ... | Lilly / ... (2 episodes, 2000) |
 | Dan Manning | ... | Agent Banks / ... (2 episodes, 2003) |
 | Mitch Gibney | ... | Talking Head (2 episodes, 2003-2004) |
 | Phil Trask Jr. | ... | Reporter #3 - Kevin / ... (2 episodes, 2005) |
 | David Brownstein | ... | Reporter #2 / ... (2 episodes, 2005) |

| Rocky McMurray | ... | Officer / ... (2 episodes, 2003) |
 | Laura Henry | ... | Betty / ... (2 episodes, 2000-2003) |

| Mary Kathleen Gordon | ... | Woman (2 episodes, 2000-2002) |

| Amy Parks | ... | Tammy (2 episodes, 2002-2003) |
 | Chris Schauble | ... | Anchor / ... (2 episodes, 2002-2003) |

| Lo Ming | ... | Dr. Lee / ... (2 episodes, 2000-2004) |
 | Alex Baik | ... | Secret Service Agent / ... (2 episodes, 1999-2000) |
 | Patricia Prata | ... | Princess of Spain - White House Christmas celebration w / ... (2 episodes, 2000-2002) |
 | Christopher Francis | ... | Passenger / ... (2 episodes, 2000) |

| Michael Ahl | ... | Air Force Major General / ... (2 episodes, 2001-2006) |
 | Mary-Pat Green | ... | Senator Choate / ... (2 episodes, 2002-2005) |
 | Leesa Severyn | ... | ATF Anchor / ... (2 episodes, 2002-2004) |
 | Joel Anderson | ... | Aide / ... (2 episodes, 2002-2003) |

| Alan Dale | ... | Secretary of Commerce Mitch Bryce (2 episodes, 2002-2003) |

| Dan Gerrity | ... | Civilian / ... (2 episodes, 2002-2003) |

| Faran Tahir | ... | Manny (2 episodes, 2002-2003) |

| Wendy Braun | ... | Gail Mackee (2 episodes, 2002) |
 | John P. Connolly | ... | Matt Kelley (2 episodes, 2002) |
 | Anita Dashiell | ... | Jo (2 episodes, 2002) |

| Nick Jameson | ... | Martin Avery (2 episodes, 2002) |
 | Michael Raysses | ... | Reporter / ... (2 episodes, 2002) |

| Scott Norris | ... | Canadian Hunter / ... (2 episodes, 2003-2005) |

| Stephen Alexander | ... | Secret Service Agent Pitt (2 episodes, 2003) |

| John Antonini | ... | Jamie Reed (2 episodes, 2003) |

| Taye Diggs | ... | Secret Service Agent Wesley (2 episodes, 2003) |
 | Ralph Kampshoff | ... | Rear Admiral Payne (2 episodes, 2003) |

| Paul Majors | ... | Secret Service Agent (2 episodes, 2003) |

| Shannon Marshall | ... | Randy Weathers (2 episodes, 2003) |

| Natasha Sattler | ... | Teen Well Wisher / ... (2 episodes, 2003) |
 | Al Sotto | ... | FBI Agent (2 episodes, 2003) |

| Cheryl Carter | ... | Congresswoman Haas / ... (2 episodes, 2004-2005) |
 | Lisa Cornelison | ... | Carmen / ... (2 episodes, 2004-2005) |
 | Cleo King | ... | Marla Whorisky / ... (2 episodes, 2004-2005) |

| Gregory White | ... | Congressman Auren (2 episodes, 2004-2005) |

| David Grant Wright | ... | NASA Administrator Edwin Kelwick (2 episodes, 2004-2005) |

| Beau Billingslea | ... | Agent Caswell / ... (2 episodes, 2004) |

| Tracey Costello | ... | Agent Moody (2 episodes, 2004) |
 | Wilson Cruz | ... | Jack Sosa (2 episodes, 2004) |

| Eli Danker | ... | Israeli Defense Minister Doran Mazar (2 episodes, 2004) |
 | Ann Ducati | ... | Maya Zahavy (2 episodes, 2004) |
 | Michael Kagan | ... | FBI Director George Arnold (2 episodes, 2004) |

| Richard V. Licata | ... | Congressman Lackey (2 episodes, 2004) |

| Deirdre Lovejoy | ... | Lisa Wolfe (2 episodes, 2004) |

| Suleka Mathew | ... | Ms. Chakrabarty (2 episodes, 2004) |
 | Novella Nelson | ... | Gail Fitzwallace (2 episodes, 2004) |

| Armando Valdes-Kennedy | ... | Dave (2 episodes, 2004) |

| Kenneth Weiner | ... | Dr. Stremlowe (2 episodes, 2004) |

| Sean Lake | ... | Construction Foreman / ... (2 episodes, 2005-2006) |
 | Ken Michelman | ... | Ted Zukoski - Chicago Tribune (2 episodes, 2005-2006) |
 | Colette O'Connell | ... | Ellen Trayers / ... (2 episodes, 2005-2006) |
 | Aaron Ashmore | ... | Trevor (2 episodes, 2005) |

| Andrew Caple-Shaw | ... | Sean (2 episodes, 2005) |
 | John David Denison | ... | Secret Service Agent (2 episodes, 2005) |

| Joe Egender | ... | Santos Volunteer (2 episodes, 2005) |
 | Tim Kelleher | ... | Dylan Clark (2 episodes, 2005) |
 | Michael Rhoades | ... | Reporter #3 / ... (2 episodes, 2005) |

| Krista Sutton | ... | Reporter #1 / ... (2 episodes, 2005) |
 | John Chechitelli | ... | White House Staffer (2 episodes, 2006) |

| Dax Garner | ... | Foo Fighters Roadie (2 episodes, 2006) |
 | Fatima Grate | ... | Vinnick Staffer (2 episodes, 2006) |

| Omar Janakat | ... | Santos Supporter (2 episodes, 2006) |
|
| Amy D'Alessandro | .... | titles (155 episodes, 1999-2006) |
| Bill Rinier | .... | script coordinator (118 episodes, 2000-2006) |
| Melissa Myers | .... | writing assistant / researcher (69 episodes, 2002-2006) |
| Matt G. Sheets | .... | staff assistant (67 episodes, 2002-2005) |
| Nick Bohr | .... | production assistant / assistant production coordinator (66 episodes, 2003-2006) |
| Thomas Schlamme | .... | executive consultant (64 episodes, 2003-2006) |
| Ingrid Urich-Sass | .... | script supervisor (64 episodes, 2003-2006) |
| Dee Dee Myers | .... | consultant (56 episodes, 1999-2003) |
| Michelle Lankwarden | .... | assistant production coordinator / production coordinator (52 episodes, 2001-2004) |
| Marlin Fitzwater | .... | consultant (44 episodes, 2000-2002) |
| Peggy Noonan | .... | consultant (44 episodes, 2000-2002) |
| Josh Singer | .... | executive story editor / story editor (42 episodes, 2004-2006) |
| Jack Gutowitz | .... | assistant to producer / production assistant (38 episodes, 2004-2006) |
| Sara McInnes | .... | assistant to writer (38 episodes, 2004-2006) |
| Holli Strickland | .... | set production assistant (38 episodes, 2004-2006) |
| James William Visconti III | .... | production assistant (35 episodes, 2001-2006) |
| David Henri | .... | computer/video operator (35 episodes, 2001-2005) |
| Patrick Caddell | .... | consultant (30 episodes, 1999-2002) |
| Lauren Schmidt | .... | story editor / researcher (29 episodes, 2002-2006) |
| Debora Cahn | .... | story editor / executive story editor (29 episodes, 2003-2005) |
| David Hamilton | .... | office production assistant (29 episodes, 2004-2006) |
| Gene Sperling | .... | consultant (26 episodes, 2001-2003) |
| Kenchy | .... | assistant script coordinator (24 episodes, 2000-2002) |
| Eli Attie | .... | executive story editor / story editor (23 episodes, 2002-2003) |
| Steffen Schlachtenhaufen | .... | production assistant (23 episodes, 2002-2003) |
| Frank Luntz | .... | consultant (22 episodes, 2001-2002) |
| Daniel T. Green | .... | assistant to producer (22 episodes, 2003-2004) |
| John Podhoretz | .... | consultant (22 episodes, 2003-2004) |
| Kim Thio | .... | set medic (22 episodes, 2003-2004) |
| Darren Willner | .... | assistant script coordinator (22 episodes, 2003-2004) |
| Loren Elkins | .... | assistant: Bradley Whitford (22 episodes, 2005-2006) |
| Jonathan Reich | .... | assistant location manager: Washington, DC / location manager: Washington, DC / ... (18 episodes, 2000-2006) |
| Erin Charles | .... | production coordinator: Washington D.C. (17 episodes, 2002-2006) |
| Julie DeJoie | .... | assistant: Thomas Schlamme (16 episodes, 2000-2003) |
| Lauren Carpenter | .... | assistant: Aaron Sorkin (15 episodes, 2000-2002) |
| John Latenser V | .... | location manager: Washington D.C. (14 episodes, 2001-2006) |
| Lawrence O'Donnell | .... | executive story editor (12 episodes, 1999-2000) |
| Laura Glasser | .... | story editor / researcher (11 episodes, 2000-2002) |
| Julia Dahl | .... | executive story editor (11 episodes, 2001-2002) |
| Monica Ochoa | .... | script supervisor (11 episodes, 2002-2006) |
| Christopher Roe | .... | location assistant: Washington DC unit / location assistant: Washington DC (10 episodes, 2001-2004) |
| Joshua Parker | .... | additional production assistant / additional set production assistant (10 episodes, 2003-2005) |
| Robert Foulkes | .... | location manager (9 episodes, 1999-2000) |
| Briana Aeby | .... | script production assistant (9 episodes, 2000) |
| Allison Abner | .... | story editor (9 episodes, 2002) |
| Sean Riddle | .... | production coordinator / production office coordinator (8 episodes, 2000-2006) |
| Shelagh O'Brien | .... | assistant: John Wells (8 episodes, 2000-2001) |
| Heather Marks | .... | assistant: John Wells (8 episodes, 2001-2003) |
| Casey Casseday | .... | stand-in (7 episodes, 2003) |
| Kevin Halloran | .... | location manager (4 episodes, 1999) |
| Jim McKinney | .... | production assistant (4 episodes, 1999) |
| Debra Leilani Bakeman | .... | set medic (4 episodes, 2000) |
| Jeff Crandell | .... | location manager (4 episodes, 2001-2002) |
| Matthew Dillon Noonan | .... | location assistant (4 episodes, 2004-2006) |
| Whitney J. Smith | .... | production coordinator (3 episodes, 1999-2000) |
| Peter Parnell | .... | executive story editor (3 episodes, 1999) |
| Paul Redford | .... | story editor (3 episodes, 1999) |
| Rick Kain | .... | stand-in: Richard Schiff / stand-in: Josh Malina and Bradly Whitford (3 episodes, 2003-2004) |
| Brian Dragonuk | .... | wrangler (3 episodes, 2003) |
| Jason Krauskopf | .... | production assistant: Toronto (3 episodes, 2005) |
| Neil Lumlock | .... | location manager (3 episodes, 2005) |
| Alex Apple | .... | location scout (3 episodes, 2006) |
| Hilary Momberger | .... | script supervisor (2 episodes, 1999) |
| Tony Collucci | .... | office production assistant (2 episodes, 2000-2001) |
| Renee Rosenfeld | .... | script supervisor (2 episodes, 2000-2001) |
| Felicia Willson | .... | researcher (2 episodes, 2000-2001) |
| Petra Jorgensen | .... | script supervisor (2 episodes, 2000) |
| Diana Son | .... | story editor (2 episodes, 2000) |
| George Camarda | .... | script supervisor: Washington D.C. (2 episodes, 2002) |
| Stephen Hough | .... | assistant location manager / assistant location manager: Pittsburgh (2 episodes, 2002) |
| Mike Khalil | .... | production assistant (2 episodes, 2002) |
| James A. Mahathey | .... | location manager: Pittsburgh (2 episodes, 2002) |
| Dominic Mecchia | .... | set production assistant (2 episodes, 2002) |
| Eric Johnson | .... | production assistant (2 episodes, 2003) |
| Derek Brady | .... | location scout: Toronto (2 episodes, 2005) |
| Joseph Martin | .... | location coordinator: Washington, D.C. (1 episode, 1999-2001) |
| Sara Ellingen | .... | production secretary (1 episode, 2002-2003) |
|
| Charley Armstrong | .... | location manager (unknown episodes, 1999-2001) |
| Sheree Greco | .... | set production assistant (unknown episodes, 2002) |
| Scott Foster | .... | production assistant: Washington D.C. (unknown episodes, 2003-2006) |
| Ken Duberstein | .... | consultant (unknown episodes, 2003) |
| Mark Goffman | .... | story editor (unknown episodes, 2003) |
| Kristi Strupinsky | .... | publicist (unknown episodes, 2003) |
| BeBe Lerner | .... | publicist (unknown episodes, 2004) |
| Frank Molloy | .... | craft service (unknown episodes, 2004) |
| Liz Graham | .... | script supervisor: second unit (unknown episodes, 2005) |
| Anthony Steinhart | .... | set production assistant: additional photography (unknown episodes, 2005) |
| Gerry Alfonso | .... | payroll accountant: Canada (unknown episodes) |
| Emidio Antonio | .... | stand-in: Martin Sheen (unknown episodes) |
| Angela Athayde | .... | additional production assistant (unknown episodes) |
| Aeden Babish | .... | assistant to writer (unknown episodes) |
| Alex Baik | .... | executive assistant: Rob Lowe (unknown episodes) |
| Emma Baksi | .... | assistant: Bradley Whitford (unknown episodes) |
| Ned Barbee | .... | assistant to writer (unknown episodes) |
| Ran Barker | .... | special projects (unknown episodes) |
| Jared Bentley | .... | production assistant (unknown episodes) |
| Rozzanna Bonesso | .... | production assistant (unknown episodes) |
| Jessica Bouz | .... | set production assistant (unknown episodes) |
| Dan Burks | .... | set production assistant (unknown episodes) |
| Patrina Chin | .... | production assistant (unknown episodes) |
| Rupert Cole | .... | production assistant (unknown episodes) |
| Kim Crabb | .... | key assistant location manager (unknown episodes) |
| Guin Dill | .... | animal trainer (unknown episodes) |
| Katherine Dorrer | .... | location scout: Washington D.C. (unknown episodes) |
| Jason S. Edwards | .... | production assistant (unknown episodes) |
| Johnny Egan | .... | production assistant (unknown episodes) |
| Fred Fein | .... | stand-in (unknown episodes) |
| Jeremy Folster | .... | assistant production coordinator (unknown episodes) |
| Danielle Faith Friedman | .... | assistant to co-executive producer (unknown episodes) |
| Jane E. Graves | .... | key assistant location manager (unknown episodes) |
| Shaun Greenspan | .... | production assistant (unknown episodes) |
| Hilary Griffiths | .... | dialogue coach (unknown episodes) |
| Tuba Guvelioglu | .... | production supervisor: Washington D.C. (unknown episodes) |
| Lisa Hagenmeyer | .... | location coordinator: Washington D.C. (unknown episodes) |
| Seth William Hansen | .... | additional set production assistant (unknown episodes) |
| Georgette Hayden | .... | production office coordinator (unknown episodes) |
| Kelly Hayes | .... | production assistant (unknown episodes) |
| Rick Heath | .... | production assistant (unknown episodes) |
| Danny Ho | .... | computer playback graphic artist (unknown episodes) |
| Jean Hodges | .... | food stylist (unknown episodes) |
| David Honaker | .... | key set production assistant (unknown episodes) |
| Patrick G. Ingram | .... | medic on-location (unknown episodes) |
| Jeff Johnson | .... | set medic: Washington D.C. (unknown episodes) |
| Mark Johnston | .... | title designer (unknown episodes) |
| Diana Kania | .... | assistant: Christopher Misiano (unknown episodes) |
| Christopher Kazarian | .... | intern (unknown episodes) |
| Michael Leon | .... | location manager (unknown episodes) |
| Stephanie Lovell | .... | set production assistant: Washington, DC (unknown episodes) |
| Jeff Lovely | .... | location coordinator (unknown episodes) |
| Patrick Muldoon | .... | assistant location manager (unknown episodes) |
| Terri Ann Myers | .... | production secretary: Toronto (unknown episodes) |
| William Ostroff | .... | production assistant (unknown episodes) |
| Eric Persons | .... | assistant location manager (unknown episodes) |
| Billy Pittard | .... | creative director (unknown episodes) |
| Jess Place | .... | production assistant (unknown episodes) |
| Stefan Rand | .... | production assistant (unknown episodes) |
| Errol Reichow | .... | location manager (unknown episodes) |
| Kenneth Requa | .... | additional production assistant (unknown episodes) |
| Joseph Ruggieri | .... | production assistant (unknown episodes) |
| Melisa Sánchez | .... | script supervisor (unknown episodes) |
| Christopher Scott | .... | set production assistant: Washington D.C. (unknown episodes) |
| Andrew Shulkind | .... | remote head technician (unknown episodes) |
| Lynn Sisco | .... | additional script supervisor (unknown episodes) |
| Paula Stier | .... | production assistant: Chicago (unknown episodes) |
| Jason Sweet | .... | double: Dule Hill (unknown episodes) |
| Mary Tallman | .... | script supervisor (unknown episodes) |
| Billy Taylor | .... | production assistant: second unit (unknown episodes) |
| Vanessa Thiem | .... | assistant: Neal Ahern Jr. (unknown episodes) |
| Bridgetta Tomarchio | .... | production assistant (unknown episodes) |
| Katharine Trask | .... | production assistant (unknown episodes) |
| Beth Troutman | .... | assistant: Alex Graves / production assistant (unknown episodes) |
| John Trujillo | .... | layout board (unknown episodes) |
| Stephanie Tull | .... | production assistant (unknown episodes) |
| Adam T. Weisinger | .... | production assistant (unknown episodes) |
| Nicole Widmyer | .... | production assistant (unknown episodes) |
| Dave Willis | .... | production assistant (unknown episodes) |
| Lynnanne Zager | .... | adr loop group (unknown episodes) |
| Ian Zander | .... | set production assistant (unknown episodes) |
| Robert Zorella | .... | set production assistant: Washington D.C. (unknown episodes) |
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