Continuity mistake: In the last scene, Max's bathing suit changes color, from dark blue to light tan, back to dark blue.
Audio problem: When the child is being tested for what objects he picks up, he handles one of the bells by holding the clapper, yet still the bell chimes.
Continuity mistake: In the scene where the postman gallops by the country house full blast and then comes back to pick up the letter from the boy's hand, you hear hoof sounds for long enough to take him hundreds of metres away, while the camera is on the boy. But when he is actually shown stopping to turn his horse around he has only come as far as the corner of the premises, maybe 20 meters away. (01:53:05 - 01:54:05)
Continuity mistake: Robert Downey Jr.'s two girl friends sit down at the kitchen counter of one's loft to share a bottle of tequila and their sorrows. The camera shifts back and forth between the two as they dialogue and the cap to the tequila bottle sitting on the counter disappears and reappears between shots.
Revealing mistake: Towards the end of the film when the Yankees are trying to close out Game 6 of the World Series you can tell the "real" footage they use is not from the World Series. They are playing the Atlanta Braves in the World Series but you can see the Baltimore Orioles logo on the field in a number of shots.
Continuity mistake: After the gunfight Redmond talks about girls, etc. The guy he talks to crashes his can of beer with his right hand in one shot of Redmond but when in another shot the can ends up in his left hand.
Continuity mistake: In 4th black's move, king's bishop go to third row (A3) and capture the white knight. There is not elipsis yet, but. in 6th black's move, Geri's imaginary opponent takes a piece from A4 to B3 and capture a white pawn. but there wasn't any piece previously on A4, in fact, pawn was not moved before, staying on B2, its original place. In the next shot black bishop remains on A3 and white pawn on B2, as nothing was happened.
Revealing mistake: Johnny Depp is at the house of the pimp guy who assaulted his wife. They have a fight, and Johnny kills the pimp but he is clearly breathing when he is supposed to be dead.
Continuity mistake: When Hemeda is getting dressed in the presence of Nour El Sherif, he changes from being in his underwear to fully dressed in a complicated costume in a few seconds.
Continuity mistake: The rich promoter has red on his vest, before Don King throws his tomato juice.
Audio problem: When Mitchell Stephens goes to the Otto's, Hartley offers him some tea just as the teakettle comes to a boil and starts whistling. Unfortunately, the kettle shown on the stove was the normal, non-whistling kind.
Factual error: At one point late in the film, Terry says she called in a favor to the "District Attorney" after Lim was arrested. In Chicago, where the film is set and where the arrest took place, there are State's Attorneys, not District Attorneys. Terry, a lawyer practicing in Chicago, would most definitely have known that.
Continuity mistake: When Amy is standing in front of the fire in the cave and her dress catches fire, she turns 180 degrees to face Yanko who comes into the cave. The camera cuts to her dress, and her feet are now pointing towards the fire, before she turns around once again.
Continuity mistake: Throughout the movie, the stallion constantly changes from being a dapple grey horse to a flea-bitten grey horse.
Other mistake: When Oscar Wilde visits his wife's grave near Genoa, the headstone states "Wife of Oscar Wilde". It originally stated only "Constance Mary, daughter of Horace Lloyd, Q.C." and "Wife of Oscar Wilde" was not added until later.
Other mistake: During the scene when the cowboy kids assault and curse out the bunny boy, the younger kid looks dead into the camera several times.
Visible crew/equipment: When Perdita is fighting in the desert, the sun is creating a shadow of the whole crew that can be seen at the bottom of the screen.
Revealing mistake: The background scenery in the outdoor shots doesn't look anything like Illinois, where the movie's supposed to be set. It's much more like what you'd see in California - where the actual filming took place.
Continuity mistake: When Monica and Steve are in Monica's classroom, the position of her hair changes from being over one shoulder, to being over two shoulders as the shots change from being in front of her and behind her.
Plot hole: Jennifer Ehle gets a note from her husband, who is a prisoner in the men's camp a few miles away, saying, 'We're escaping on Sunday night. See you in Sydney.' So, even though this note is going to be passed via several people, any of whom might betray him, not only does he explicitly say he plans to escape, but even when he's going to do it. No wonder he gets caught.