Continuity mistake: When Jackie, Tim and Luke are at the bar, the bartender places a glass of milk beside Jackie's right hand. When it cuts, it's between his hands. (00:36:15)
Continuity mistake: When the killer is using the R/C car bomb to follow Harry and his partner; as the R/C car approaches Harry's stopped car, it starts to swerve to the left, as if to go around. However, in the next shot, the R/C car is perfectly straight again, and lined up to go under Harry's car.
Continuity mistake: When Danko punches out the man hassling him when he's sat in the car, the man falls left out of shot next to the car, but when Ridzik comes back, the man is now quite a distance away from the car.
Continuity mistake: When Igor grabs Tara and pulls her inside the truck, Tara drops the tomato twice between the shots. (00:54:40)
Continuity mistake: When Pat and Bruce are in the garage being chased by the cars covered in ice and snow, the cars pull out to face them and you can see that the windscreens on the cars have tiny spy holes for the drivers to see through. In the next shot, when the cars are still and parked, the spy holes have been covered up.
Continuity mistake: When Mel Gibson is unwrapping the tarpaulin from his boat, there is less rope shown tied round it in early shots than there is in later ones.
Continuity mistake: When Doug's F-16 is destroyed near the start of the film, the exploding aircraft is in fact one of the 'MiG-23s' from later in the film (it's clear on a slow forward setting).
Continuity mistake: When Beau Bridges runs past the hooker on the street he has no bow tie. In the next scene as he approaches the telephone booth, the bow tie is back and he removes it after entering the booth.
Continuity mistake: When Jack Forrest is leaving his wife behind to go on night duty, there is sunlight coming through the window.
Continuity mistake: When Bourne says goodbye to Marie when it is snowing, the snowflakes in Marie's hair changes between shots.
Continuity mistake: After Chuck Norris throws away the pimp during the initial evacuation of the embassy, the man pulls out a gun and shoots Chuck Norris from behind. The bullet hits him in the right shoulder but at the next moment - seen from his front - the wound is on his left side.
Continuity mistake: When poor George is about to be sucked down the drain by the blob, he is looking at his hand. When the blob attacks him, he's holding on to the sink with both hands.
Continuity mistake: When the first two baddies are captured they are tied up back to back in the cave. Next time they are seen, they are side by side.
Suggested correction: Too much time has passed in the film for this to be a mistake. They are first shown tied up back to back in the afternoon when Sue watches them alone. When Mick returns, he invites Sue along for his "phone call." The next two scenes, which are at night time, are of Sue collecting berries and of the bats attacking the bad guys camp. Following this, Mick and Sue are shown around a camp fire and the two are tied up side to side.
Continuity mistake: During the scene when Tom Berenger is crossing the cable car by hand, the amount of rope coils left in Sidney Poitier's hand varies from shot to shot.
Continuity mistake: The main villain is trying the soft approach and wants to persuade David's ex-wife to side with him. As they are having a conversation about the bank loan, John Steiner's glass is raised - or not - depending on the camera angle. (00:37:00)
Continuity mistake: At the start of the film Christopher Reeve is being chased by a German on a Motorcycle. The Motorcycle used is a Jawa 350 two stroke, but they dubbed a four stroke sound on top. When the chase goes off-road the Motorcycle then transforms into a Motocross Motorcycle. (00:02:00)
Continuity mistake: When Chris has a gun aimed at Evelyn he's holding it with his right hand. A shot behind him and suddenly it's in his left hand.
Continuity mistake: The fruit attached to Lulu's costume during her dance number in the club comes and goes in between shots of her and the audience.