Continuity mistake: When Sam Twist jumps from the train on the Forth Bridge, he lands in a puddle between the tracks, which are resting on sleepers on top of ballast - but when we see the train disappearing, there are no sleepers or ballast - the rails look like they're on concrete 'runners'. (00:55:00)Madstunts
Visible crew/equipment: During the scene when Cliff's girlfriend is walking down a street singing, if you look carefully there is a gap between two of the buildings through which you can see the scaffolding holding the set up.
Continuity mistake: When the twins are in the cabin and Sharon offers Susan a Fig Newton, the cookies are is a jumble in the box. A moment later, the cookies are in a clean row.
Other mistake: When they're roping the mustangs, the "stallion" doesn't have the genitals of a stallion.
Continuity mistake: The police that come to the aid of the professor are driving an older Ford when they approach than when they arrive to help. The car is a newer model in the later scene.
Continuity mistake: When the Coyote tests his dart bomb, he lights it with a match in his left hand. But when he throws the dart bomb in the next shot, the match that was in his hand has gone.
Audio problem: As Tom and Mary exit a home that faces the town square, the sound of applause is heard even though almost all the townspeople are holding glasses of lemonade and nobody is clapping.
Continuity mistake: When Mr Stringer picks up Miss Marple from Akinthorpe Hall in his car, Alexander, as a harmless joke, has tied a string of old shoes and empty cans to the car and put a sign 'Just Married' on the back of the car. As the car first drives off, the sign is seen falling away, but when we get a different shot, the sign is well secured.kh1616
Continuity mistake: When Carol and Jerry come out of the water on their day at the beach, they sit at the foot of their beach chairs to dry off, then lay back. Miraculously their towels are spread out over the chairs.