Continuity mistake: When Selene slams on the brakes sending Lucian off the car, his arm blade disappears during his tumble, and reappears in the same shot once he stops. (00:29:05)
Continuity mistake: Julie doesn't come home one night; the next day as she is getting out of the pool we see that she has been "roughed up" and has a black eye. Next to her eye there is a circular bruise/mark. That evening, as Julie and Sarah are at dinner the bruise is now under Julie's eye and is a different shape (longer and more oval in shape). (00:52:50 - 00:58:00)
Continuity mistake: The cracks on Henry's diploma after the missed shot change between closeups and totals.
Continuity mistake: When Halle starts screaming while busting through the barricades, her windshield cracks on the lower driver's side. After the car stops there's no crack anymore. (01:04:40)
Continuity mistake: In the scene where Heath Ledger and his priest friend receive the dagger from the head of the Order that supposedly kills the Sin Eater, the head priest sets the dagger on the table between the 2 priests with the handle of the dagger facing Heath. The shot then moves from one side of the table to the other side showing different angles of the conversation, in each shot the dagger is no longer facing Heath but the other priest. But in the next shot is is, and so on for about 8 shots.
Continuity mistake: The rain comes and goes from moment to moment. This is especially noticeable during the extremely long shootout sequence where it is alternately raining/not raining between cuts.
Continuity mistake: When the rats are tearing the newspaper, the amount of damage to it is inconsistent. At one point they've torn all the way through the blue banner at the top of the page; later it is whole again. (00:24:50)
Continuity mistake: When Jackie and Watson are driving Watson's car right after they've been on a video conference with all the professors, they park the car. We see Jackie has his seatbelt on, but when it cuts to him breaking the door off the seatbelt is no longer on him. He could not have removed it that fast. (00:53:40)
Continuity mistake: When Rob stops Katya and pushes her against the wall some of Katya's hair lies on her chin. The hair disappears and appears between the following shots. (00:29:40)
Continuity mistake: In the scene where Frannie and Detective Malloy are standing outside the police car, after Frannie was picked up by the two police officers, outside her apartment, you can see a girl with a white shirt with black sleeves and a very short skirt passing by. After a few seconds, Detective Malloy goes back into the car and you can see the exact same girl passing by at the same direction as before and she even wears the exact same clothes.
Continuity mistake: As Nicolas Cage is smoking a cigarette in his car when his daughter comes into view for the 1st time. The camera angle flips between him, him with her in the background, to his key, back to him, and back to him with her in the background. Each time the angle changes so does the length of his cigarette. The time span is only a matter of 10-15 secs as she walks up and then starts to walk away, but his cigarette ends up being longer than when she walked up. (00:25:25)
Continuity mistake: The chain with which El and Carolina are linked together gets cut open with a welding torch. When the chain falls down on the ground it's intact again. (00:34:50)
Continuity mistake: At the very beginning of the movie, in the shot where Val Kilmer is unconscious and lying down on the ground, he first appears with his right hand facing up, then facing down, then facing up again.
Continuity mistake: During the scene in which the two main characters are diving, before the boat leaves them, Susan's snorkel swaps from the left side of her mask to the right and back again.
Continuity mistake: Curtis is helping Molly seal the windows by screwing them shut. He hands the drill to Molly and she holds it up by her chest. When Claudia walks into the room Molly lowers the drill down in front of her below her waist. Then there is a quick cut back to Molly and Curtis as he says, " well that should do it", and the drill is back up in front of her chest again as she lowers it down a second time.
Continuity mistake: While Manzano is asking Jake about Gunther, Lily is standing in the background. In alternate shots she keeps switching between holding on to the strap of her bag and fiddling with some keys. (01:06:30)
Continuity mistake: When John comes to get Dawn and they leave Sally's house, the Chihuahua isn't with them, but all of a sudden it is back with them on and off throughout the movie. (00:05:45)
Continuity mistake: This is actually in a deleted scene on the DVD: Jones shoots a mountain lion at night, and it's seen to be completely dark out. The two other men go out to look at it, but when they're walking across the snow, the sky is suddenly pale blue and there's light just below the horizon. It looks like it's just before dawn or just after sunset. But when they reach the dead mountain lion, the sky is suddenly black again, and it looks like it's the middle of the night.
Continuity mistake: When Colm Meaney and Colin Farrell have the shoot-out right at the end, the material filmed changes between then and when the director is viewing it at the end. First, Farrell shoots Meaney, then the camera goes to white and two more gun-shots go off. Then, when he is watching it later, Farrell pulls the gun from his pocket and the director shoots him straight away. Then when he rewinds it, it shows Colin Farrell pull his gun, the camera man look to the bonnett of the car where the gun is, then bring it up and shoot him.
Continuity mistake: When Paul is introduced at the hospital, in one shot he thinks, "What am I doing in this precorpse club?" and turns his head to his left. In the next shot, he is turned to the right, and the shot after shows him turning from his left to his right. (00:04:45)