Continuity mistake: When Robert finds Celine after she has been kidnapped by O'Reilly and Jackson we see several times that O'Reilly has bled from her left nostril and the blood has run down onto her bottom lip. After she gets shot, the blood stops at her top lip. (01:22:30 - 01:23:50)
Continuity mistake: When Jack is leaving the shed with the bug bomb, the canister switches from being under one arm to the other.
Continuity mistake: Between shots Grace goes from walking backwards to forwards, when meeting Bobby for the second time.
Continuity mistake: When Courteney Cox and Aiden Quinn start kissing, her head is tilted to the right. The camera changes angles and her head's to the left.
Continuity mistake: In the scene where Al Pacino and Keanu Reeves are on top of the office building, they walk to the right edge of the roof. When the camera changes from overview to close-up, they only need one or two steps to the edge, but they make at least six steps. (00:25:40)
Continuity mistake: They are sitting with their gas masks on waiting for the gas to vent. Look at the reading on the "gas analyser" the needle is way in the red zone. Then a few seconds later it reels back to under the red and the green light comes on. Kind of a sudden fall. (00:43:00)
Continuity mistake: In the scene where Madeleine's aunt puts the phot of Madeleine and Freddie in the book, she puts it in so that it cannot really be seen when the book is shut and it is facing backwards. When Madeleine picks up the book, it is facing the other way and is half way out of the book.
Continuity mistake: When Mr. Eddie goes back to his Mercedes after beating up the "tailgate guy", the left side of the bumper on the Mercedes is damaged. When they drive back into the garage, we see the left side of the bumper is fine.
Continuity mistake: In the scene where Chyna decides she needs to fall down the stairs to break the chair she's chained to she's supposed to be handcuffed. As she starts to fall and tumbles down her hands are not handcuffed and fling around wildly.
Continuity mistake: Right after Wendy is told to stop praying during the Hoods' Thanksgiving dinner, Elena picks up a plate of beets and serves herself one. Ben passes the rolls to Paul at which point Elena repeats the same thing (her plate is empty again). (00:45:10)
Continuity mistake: During the gun battle Kiefer's car gets shot up by the police but during the entire drive afterwards, the car shows no damage.
Continuity mistake: When Dante is lying back in the bathtub, watch as the pillow behind his head keeps disappearing and reappearing in the shot.
Continuity mistake: At one point near the beginning when they're collecting the crew, Robert Carlyle is in the car smoking. He lifts the cigarette to his face and he's not wearing a glove. In the next shot he smokes again and he's wearing gloves.
Continuity mistake: When Richard Gere's attorney tries to get into the murder scene apartment, the guard says to her (in subtitles) "if you mess up the murder scence [sic] you will be in some trouble". There is a typo in the subtitles.
Continuity mistake: In the scene with the electric shock treatment, Dr Yealland's shirt switches from army khaki to a purplish colour and back again several times.
Continuity mistake: In the final scene, when Parker Posey shoots her brother, just before they act out their JFK shooting re-enactment her shirt is unbuttoned and she begins to button it. A couple of minutes later, when she's holding the gun, her shirt is unbuttoned again.
Continuity mistake: In the last scene, Max's bathing suit changes color, from dark blue to light tan, back to dark blue.
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: Jerri (with glasses) knocks off the box of chess pieces after faking a heart attack, but when the camera pulls back at the end of the movie, you can see there is no chess box on the ground.
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.