Continuity mistake: When Portnow meets with Bishop at the church, in the first closeup of Bishop's crossword puzzle the word "MUD" is the second word across at the top, and at the center of the puzzle the 4-letter word "GEAR" is written in the 5-letter answer - with the fist space left empty. However, in the next closeup of the puzzle, now the word "ETA" is the second word at the top and "MUD" is the third, and the word "GEARS" has the "S" added, with the letter "G" started properly in the first space of the answer. (00:10:15)
Continuity mistake: When Adam Sandler reverses into the police car, he damages the Bentley he is driving at the back end. When the police chase him, the back end is not damaged at all. (00:06:35)
Continuity mistake: When Amanda and Daniel entered the bathroom from 'Saw', Adam's body is shown with his right leg shackled. However, in 'Saw' and in Adam's death flashback in 'Saw III', his left leg is shackled. (01:14:10)
Continuity mistake: In the scene where Vince Vaughn is complaining to Harvey Keitel in Harvey's office about the hitman he hates his gold necklace is either tucked into his shirt and red tracksuit or hanging out. This alternates throughout shots but during the same conversation.
Continuity mistake: The Tina Turner wig that Sam is wearing changes between scenes. In the traffic jam it is noticeably more spiky than the one she was wearing in the drag club. (01:20:50 - 01:31:00)
Continuity mistake: In the scene where Nicole Kidman and Sean Penn are talking for the first time in the lounge area, Nicole's bangs go from across her eye to swept aside from shot to shot.
Continuity mistake: When Franks Audi does the big jump from the top of the car park, it lands and you can see the front of the car get damaged, yet in later shots the damage has gone.
Continuity mistake: When Nancy is dancing, she is alternately wearing/not wearing gloves between shots.
Continuity mistake: When Bruce is thrown off the truck when released from prison, you can see his bag in the background as he rolls at least 5 feet away to his right. When the angle changes and he's getting up, the bag is right in front of him, if not slightly to his left. (00:05:50)
Continuity mistake: The chain saw on the block of ice switches ice blocks more than once.
Continuity mistake: When Alec Baldwin writes the check, the date is different when he hands it to Jim Carrey.
Continuity mistake: When Ava is in Yuri's trailer discovering all the guns and things, Nicolai is shown behind the blue things hanging from the ceiling. It cuts to a close up of Ava, then it cuts back to where you can see where Nicolai was standing, but he is gone. It cuts back to Ava and then back again, and he is there.
Continuity mistake: When Ice Cube is running out from jail, he kicks out the ventilator and climbs up the roof. Next shot from far, the ventilator is in its place. (00:11:10)
Continuity mistake: When Danny meets Sam the second time he is bleeding on the floor. When he falls to the floor the amount of blood on it differs between the shots. (00:26:55)
Continuity mistake: In the last scene of the shoot-out, watch as the blood pattern changes on Baby's left cheek and lip area.
Continuity mistake: In the airport scene Scott Caan introduces his new "girl" to Paul Walker and Jessica Alba. In the background behind Paul you see a long-haired brunette wearing a strapless shirt walk out of the terminal and continue past the camera. The shot changes to a wide angle of the four main characters, and a second or so after the change you see the same brunette come out of the terminal again.
Continuity mistake: Towards the end, as Willis and Pollack drive the van, Willis is seen inserting the magazines in two handguns. The next scene shows hims putting the second gun on the center console, it has no magazine in it.
Continuity mistake: When detective Connors and his partner enter Gina's apartment, Connors is at first holding his gun with both hands, but in the next shot, he is holding it with just his right hand.
Continuity mistake: When Choco and Ed get into a fight in the hotel room, Choco puts a gun to Ed's face and pulls the hammer back of the revolver. Ed backs away and it shows Choco pulling the hammer back a 2nd time. You can hear the click of the hammer both times.
Continuity mistake: When in the Abbey, Bovver is on a table singing West Ham's team song. When everyone sings "Lets go F*ing mental" and starts throwing beer on Bovver his hair gets visibly wet. It cuts to another shot then back to Bovver whose hair is now dry. He is again doused in beer, then confronts Matt in the bathroom again with dry hair and clothing.