Continuity mistake: In the final scene, after George falls to the floor with a heart attack, the alarm clock is knocked onto the floor but the position changes from near his elbow (in the overhead shots) to closer to his hand (in the floor-level shots).
Continuity mistake: When Pierce Brosnan is first in the classroom, the writing on the blackboard keeps changing.
Continuity mistake: At the house of the cannibals, when they spot them approaching the house through the window, the woman is wearing dark coloured pants and a whiteish coat. Shortly after, when she enters the house, she is wearing a red skirt, dark coat and a completely different hat. (00:37:15 - 00:37:44)
Continuity mistake: An overhead shot shows Olivia squirting ketchup onto a pancake, nearly covering it. In the following shot, the amount of ketchup on the pancake has decreased.
Continuity mistake: In a "movie inside the movie" moment, Arshad Warsi is on the witness stand. In the wide shot the hand he had on the book is held up gesticulating, and at the end of the shot he has his hat in both hands, while it is under his armpit in the shots from the front. (00:12:55)
Continuity mistake: During the scene when Notorious B.I.G. is in the hotel room talking to Faith Evans on the phone, you can see a silhouette of a woman in the background. Several times in a row when the scene cuts back to Notorious, the silhouette is shown making the same movement of walking forward and sitting on the edge of the bed.
Continuity mistake: After seeing the aborted baby, Quaid goes into the bathroom and plunges his head into water. His hair, however, is perfectly dried afterward. (00:35:35)
Continuity mistake: When Lex Luthor has his battle suit on and fighting Superman and Batman, the head and neck piece change dramatically and constantly. Sometimes the piece surrounds his head, leaving plenty of room and sometimes his head sticks out over the piece. And it's not a matter of angles, because in some shots, everything being the same, the side piece remains at ear level and his head is either above or below the head piece.
Continuity mistake: When Billy and Bolger are driving down the road after the funeral, they are on a 2-lane road, with nothing but grass and trees on either side. But when the shot changes so they're facing the camera, it's a 4-lane road with a lot more traffic. Then the road becomes much bigger with a median.
Continuity mistake: The location of Mr. Ferguson's body on the rug (while he was apparently in a "mushroom stupor") changed a few times. He started with his head near the lefthand edge of the rug, but was about a yard toward the right edge when Nick was walking past him. A little later, Mr. Ferguson's feet were at the right edge of the rug, then about a foot beyond the rug, but his body was back to the middle with the next camera shift. (01:01:35 - 01:04:23)
Continuity mistake: When Sandra asks if bats grab onto your hair, her hand jumps from resting on her cheek to her nape between shots.
Continuity mistake: During the scene after his office is ransacked, the level of whiskey in Bill Murray's glass increases between shots.
Continuity mistake: After the blue car hits the white car, the back bumper, on the left side is sticking up. In the next shot of the white car from the back, the bumper looks like nothing happened. (01:01:30)
Continuity mistake: The concierge is trying to come up with a written answer to Mr. Ozu's Anna Karenina. She crumples the first sheet and there's a cut when she tosses it away; the pad changed position and all the other discarded messages are scattered differently between shots. (00:31:30)
Continuity mistake: When the family is in a parking lot, the amount of beer in the glass on the car's rooftop keeps changing between shots.
Continuity mistake: When the main characters visit Montreal and with their friends they go out to eat at a diner and he creates a "home" out of 4 toothpicks, 3 sugar cubes and a coaster. As the camera goes back and forth in the conversation, watch the "home" on his plate of pancakes. It falls and appears to be scraped and turned in a different direction on his plate by the end of the conversation.
Continuity mistake: In the scene where Ryan and Alex are comparing travel cards, Alex's grip on Ryan's concierge card changes in close-ups.
Continuity mistake: After Paul tells Meryl that he was hesitant about adoption during their jogging, Meryl returns home. While jogging, she was wearing very tight grey pants. At the barn, her pants are a lot looser.
Continuity mistake: In the scene in the woods where Tolstoy signs away the rights to his writings, the buttons on Valentin Fyodorovich Bulgakov's shirt collar are on the left side of his neck until the last shot, where the buttons have moved to the right side of his neck. (01:05:05 - 01:07:15)
Continuity mistake: Sophie Marceau's Jeanne meets the Hachette executive Robert (Didier Flamand). She enters the room with handbag and jacket in one hand. She then follows him into the other half of the room. Now she has her clothes in her right hand and her bag is in her left. Not just that; the man had the folder in his left hand in the first shot, but in the new one it's in his right. (00:04:25)