Continuity: When Joey parks his car in front of Kat's car outside the music shop, she is inline with his front wing, but when she reverses into it she hits the door.
Continuity: The length of Patrick's cigarette while sitting on the field as he talks to Joey about the possibility of dating Kat.
Continuity: When Michael is almost hit by Kat's car, his goggles are up on his motorcycle helmet, but a moment later when he pulls up to Cameron, the goggles are on his face.
Crew or equipment visible: After Michael is almost hit by Kat's car, the reflection of set lights can clearly be seen on Michael's helmet.
Continuity: Kat's hair goes from in front at one side to in front at both sides when the shot changes during her first conversation with Patrick.
Continuity: During Patrick and Kat's first conversation, they pass a bench at the side of the field. The scene cuts to Cameron and Michael in the bleachers and Patrick's position has changed. There are also many more people near the bench than in the previous shot.
Continuity: When the microphone is turned on for the song and the sound board is shown, a feedback sound effect is heard although the sound board shows quite clearly that the microphone is turned off at the sound board.
Factual errors: The credits misspell the Fremont Troll as "Freemont".
Continuity: When Kat is getting in her car in the final scene, a car backs out of its parking spot and leaves, but in the overhead shot moments later, it is back in its parking spot.
Revealing mistakes: When Michael is nearly hit by the car and goes down the hill, you can clearly see the ramp where the driver is supposed to go
Continuity: When Bianca shoots an arrow into her teachers leg, a girl runs off to get help. When the camera follows Bianca, the girl can be seen slowing down to a stop.
Continuity: The clasp on Bianca's necklace while in Kat's room.
Audio/visual unsynchronized: When Joey parks his car to block Kat's, he takes his keys out of the car with him, but his music continues to play and the car is idling.
Revealing mistakes: When Patrick and Kat are in the pedal boat, though they are pedaling, they do not move.
Continuity: At Bogey's party, Kat walks up to Patrick and her hair is down, they talk and her hair is pulled back, she walks away to dance on the table and her hair is down again.
Audio/visual unsynchronized: While the band is playing when Patrick is singing to Kat there is a cymbol crash, but the two cymbals never make contact.
Continuity: Right after Joey says, "OK, you're cool by association," when he's done drawing on Michael's face, an arm and short sleeve shirt are visible above Michael's head on the left side as if someone is standing by the table. In the next shot when it shows the whole table, no one is near their table.
Continuity: When Kat rams Joey's car her hands continually change position on the steering wheel between shots without Kat actually moving.
Continuity: The paint on Kat and Patrick's jumpsuits change in different shots.
Continuity: After Patrick tackles Kat during paint ball, he takes off his goggles and throws them behind him, and Kat's also disappear. After they kiss and get back up, they both have their goggles on again.
Continuity: When Bianca takes Cameron to Kat's room, she opens the third drawer. In the next shot, it's the second drawer that's opened.
Revealing mistakes: The pedals in a Pedalo move in unison; when Kat and Patrick are pedaling, their legs are moving at different times.
Continuity: When Kat and Patrick are playing paintball right before they kiss you can see that they are barely covered in paint. When they do kiss and are on the ground, they are totally covered with it.
Continuity: When Kat and Patrick are on the porch, Kat asks Patrick to tell her something true. When she says this there is a strand of red paint-stained hair on the side of her face. When Patrick kisses her neck the hair tucked neatly behind her ear.
Revealing mistakes: In the scene in which the teacher gets an arrow fired into his backside by Bianca, a girl runs off to go find help, however before she runs off camera she stops and looks back, obviously unaware she is still on camera.
Continuity: In the first scene with Patrick, his book bag strap can be seen in one shot, then in the next shot it's gone.
Continuity: In the scene where Bianca and Cameron are under a bridge and he's asking her does she like sailing, in one shot she has roots in her hair about an inch thick and in the next she has none, her hair has been dyed.
Continuity: As Michael makes his way to Mandella at the prom, you see Patrick and Kat spin away in the background. In the next shot, they are still standing there behind Mandella watching Michael approach. In the next shot, they are gone again.
Factual errors: The poem that Kat reads in Mr. Morgan's English class towards the end of the film is titled "10 Things I Hate About You". It uses the word "hate" exactly 11 times and actually lists 13 disliked qualities.
Errors made by characters (possibly deliberate errors by the filmmakers): When Joey Donner asks Bianca Stratford if she if going to Bogey Lowenstein's party, he clearly mistakenly says "Bogey Lowenbrownstein' instead of 'Bogey Lowenstein'.
Revealing mistakes: Just before Joey pulls up behind Kat's car, his red convertible can be seen reflected in the windows across the street as it sits waiting to enter the scene.