Factual error: When Shorty is removing Jennings' memories in the beginning, the pictures shown are from a third person viewpoint. If they are his memories, shouldn't these be from Jennings' viewpoint? (00:06:40)
Continuity mistake: When the Rock finally starts using guns, there is one shot where the three holes in his tee shirt are on the right side of his chest, because it is a flipped shot. The holes are on the left side of his chest in every other shot. (01:23:20 - 01:24:40)
Factual error: In the final race, they are able to slow down and stop two extremely powerful machines, travelling at well over 100 miles per hour, on a dirt road, in a very short distance. In reality, they would have gone through the wooden arch over the road, through the white fence, and ended up halfway up the hill in the background, amongst the horses.
Continuity mistake: In the first race, the Supra crashes down after jumping the bridge, and a side shot shows that the Supra's rear wheels have changed from the expensive chrome items to the standard Supra wheels. (00:12:00)
Continuity mistake: When Steve Zahn and Martin Lawrence are driving away from the police in the junkyard, they hit a car in the junkyard, and we can see the damage inflicted on it. However, in all of the shots following the car is not damaged. (00:55:35)
Continuity mistake: The two fighter aircraft that took off from the carrier were unarmed. Later shots showed the planes armed to the teeth. (01:33:25 - 01:38:10)
Continuity mistake: In the first scene with Josh Hartnett and Harrison Ford, where they are at the club's murder scene, Josh's hair is first swept over his forehead, and then, the next shot shows it's not. Then a few shots later, it is over his forehead again.
Continuity mistake: When Johnny interrupts the wrong funeral, and Bough saves the day with his 'loony' spiel, Bough takes Johnny's gun and helps him off the coffin. The gun disappears from Bough's hand between shots. (00:28:40)
Visible crew/equipment: In the scene near the beginning of the film, when the 2 brothers are fixing to leave to join the army. After the mother gives them the flag, the shot changes to the 2 brothers. You can see the boom mic and the camera in the reflection of their shiny brass buckles.
Continuity mistake: At the end of the movie, when Inspector Gadget gives an award to Penny he puts it around her neck and when the camera faces her, her hair is in the ribbon, but when they show her back it is out of the ribbon and then repeats itself about 3 times.
Visible crew/equipment: During the final battle, a vampire shoots into a totally dark room and kills a werewolf. He then lifts his gun and people are seen reflected in the sights. (01:37:05)
Continuity mistake: In the scene where the guys are betting that Jim Street can beat TJ in shooting practice, TJ takes off his glasses and talks to Hondo; in the next shot they're back on his face and he takes them off again.
Continuity mistake: In the shot where Hollywood Jack shoots his Mexican counterpart, the Mexican's blood get splattered on to the side of the refrigerator.When the shot changes to show Hollywood Jack drinking his beer, it shows no blood on the side of the refrigerator.
Factual error: In the scene after Chan and Wilson crash their car into Stonehenge they walk away and the view is of a field and a beautiful blue sky. In the sky you can see an airplane vapour trail up on the left hand side of the screen. There were no airliners in 1890. (00:58:50)
Revealing mistake: When the policemen are pursuing the Santa Claus gang in their Bigfoot, one of the police cars has 5 people in it. It falls in a pool and there are only 2 people, and if you watch closely, they are dummies. (00:37:30)
Deliberate mistake: The four main "good guy" characters are stuck on an island with people who are trying to kill them. Steven Baldwin's character brings a pistol and takes a machine gun from one of the bad guys. Several times they overcome other armed men, but after defeating them, never bother to take the bad guys' guns. At one point, two characters argue over who gets to carry the pistol, yet when they knock out a man armed with a rifle, they leave it with him and just walk away.
Factual error: After Stephen Maturin comes back with a small portion of findings from the Galapagos Islands, he presents a stick insect to Captain Aubrey, but stick insects (Phasmids) don't exist in the Galapagos Islands. (01:41:20)
Continuity mistake: When Tommy Lee Jones is reading the letter at the end of the movie, there is no signs of scar tissue on his hand, even tough he was cut there during his last fight with Benicio Del Toro.
Revealing mistake: Near the end of the movie, when Johnny Depp's eyes are removed, he talks with the boy when he's against the wall. In several shots you can see Johnny Depp's eyes through the sunglasses. (01:33:55)
Continuity mistake: DMX uses his Porsche to slide a dumpster into the vehicle following him, staying in contact right up to the impact, so by rights the back of his car ought to be wrecked, but in all the scenes afterwards when we see his Porsche, it doesn't have a scratch on it. (00:31:30)