Revealing mistake: When Tallulah and the girls are acting in the Fat Sam's Grandslam song look at Tallulah as they sing the 'Ra da da da da da' bit. She looks straight into the camera.
Revealing mistake: When the toggle on the gun is pulled back that supposedly injures Captain S. Melly's fingers, it doesn't actually make contact with them.
Revealing mistake: While fighting Clouseau, Cato sticks a wooden pole through the screen of a television. The screen is made of paper. (00:17:30)
Revealing mistake: At the end of the film, when Tony crashes Tim's car at the driving test centre, you can see it has been changed for a wreck as just before he crashes there is damage to the front left hand side that wasn't there before.
Revealing mistake: In the aerial shot where the Pantera explodes on the highway, you can see that it's a crude mock-up on some type of rolling trailer. Also, it appears to only be moving at 30 or 40 mph, which is WAY slower than the 160 mph speed indicated in the movie.
Revealing mistake: When Annabelle is skiing at the end (just before she turns into Ellen) we see a shot of her from the back of the boat. Its obvious that she is skiing against a backdrop cause the water is too far down for her to be touching it.
Revealing mistake: When the supervisor is telling Geronimo to clean up the dog feces, there are three men across the street in front of Al's Coffee Shop watching the filming. (00:42:55)
Revealing mistake: As the studio executive falls down and backwards in his chair, the wheels attached to the back for the stunt of rolling across the office are visible.
Revealing mistake: In the first shot of Bob pulling into the petrol station there is a green Ford Escort parked on the forecourt behind him. When Bob tries to overtake the lorry that Thelma and Chris are riding in he has to swerve to avoid the same escort driving towards him, causing him to crash into the caravan.
Revealing mistake: When Scotty tells Dan to test the bus' aerodynamics, the bus passes the same scenery multiple times.