Continuity mistake: When Bill tells Selma he has no money, her hair changes from tied back, to down numerous times between cuts.
Continuity mistake: In the underground garage scene with Russ, Rusty and Janet, Rusty's hair is combed straight down and very neat when he comes out from behind the pillar. When Janet says, "I should have worn my magic bra and panties.", Rusty starts laughing and his hair is messed up. But then when Rusty is snapping his seat belt as he's sitting in the Porsche, his hair is back to being neat.
Continuity mistake: After Eddie serenades Claire at her window, they go to talk on her front porch. Eddie's coat alternates being completely on and halfway off between shots. Keep an eye on his right shoulder.
Factual error: When the audience are watching the pilot, Davy says "It's Russell!" But in the actual pilot, it's Micky who says it.
Continuity mistake: The door that the boys find in the pile is green. For one shot in the junkyard the door is white.
Continuity mistake: During the scene where Akima gets out of the shower, we see Cale going over some of the stuff she collected that's sitting on her table. On it there is a baseball and a picture frame that's lying flat on the table. Cale picks up the baseball, says something to Akima and puts the baseball back down on the table, where it rolls over the picture frame as if it was flat as the table.
Audio problem: Near the end of the movie, when Leon Phelps is giving a speech to all his "victims", the camera starts to move up and over his head. If you keep your eye on Leon's mouth, it doesn't move for the last three or four words he says.
Continuity mistake: Chris Rock and Morgan Freeman are outside of Rosa's apartment, looking in the trunk of Betty's car. The cut-out of Dr. David Ravell pops out. Chris Rock throws the cut-out on the ground and stomps on it. Chris Rock has on white tennis shoes. Later, when Chris and Morgan are inside Rosa's apartment, Chris Rock is wearing black tennis shoes when he is with the sheriff, taking his gun and handcuffs.
Continuity mistake: In the scene at the carnival, Ryan hands Ashley a drink that he just bought. The drink is full to the top with ice and a lemon. Before Ashley even drinks any of the drink, she walks over to a carnival ride and you can see that her cup is empty.
Continuity mistake: When "B" accidentally pulls the leg off of the dead dog, the position of it in her hands changes between cuts.
Revealing mistake: At the start of digging the tunnel, one of the characters (I think Denny) calls Woody Allen, "Woody" by accident.
Continuity mistake: In the beginning of the movie, when Al (Freddie Prinze Jr) meets Imogen (Julia Stiles) She introduces herself as a freshman, and he introduces himself as a sophomore. the movie spans over the rest of the school year until she goes away for the summer. However, at the end of their first summer apart, Al is eating dinner with his dad and they are discussing his upcoming senior year and post-graduation plans. It should only be his junior year.
Revealing mistake: Near the end when a naked John Jasper kills M, he staggers back and you can see a modesty pouch that is covering his private parts. (01:31:47)
Continuity mistake: In the trailer, there is a scene showing Matt Damon in a fight. The other person pulls out a knife and cuts Damon on the right side of his face, leaving a big scar. In the next scene of the same commercial the scar changes from the right side of his face to the left side and then back again.
Factual error: When Meg Ryan goes to visit her mother in Big Bear Lake, the mountain is on her left hand side. If you drive from Los Angelos to Big Bear the mountain is on your right hand side, therefore she was driving down the mountain instead of going up it.
Continuity mistake: When Eric Roberts reaches for the gun on the roof, he's wearing the jacket of his suit again, when he took it off 20 minutes before.
Continuity mistake: When Leslie Nielsen came back from robbing the guys house the man who lived in the house came over to Leslie & started to talk. Later on Leslie put some blue paint on the man. When the camera angles change, parts of the paint splashes are missing on the right side of the man's chest.
Revealing mistake: A policeman fires during the robbery even though the slide on his automatic is visibly locked back and open.
Continuity mistake: When we see the police officer checking the hit counter on an adult web site, the hit counter goes down from 1,739,986 to 1,739,944 a few seconds later.
Factual error: When they are making the room for the babies, they show the months that are going by, but the mom never has a pregnant belly.