Revealing: The white Datsun, that passes the Bentley during the car chase at the driving test centre, can be seen in the next shot parked in the background.

Revealing: When the Bentley crashes into the office at the driving test centre, if you look carefully over the barrels you can see the green Triumph Herald that Tim and Miss Adez destroyed during the opening sequence.

Other: At the end of this film, at the driving test centre, a blue Austin 1800 is parked out of the way in the background, but in the next scene it is involved in the first of the collisions.

Continuity: During the sequence at the end of the film, when the car chase ends with several collisions at the driving test centre, the vehicles parked in the background change positions between shots.

Continuity: A the end off the film, when the Bentley crashes into the office at the driving test centre it is dry and sunny, then in the next shot the ground is all wet.

Continuity: When the Lea family arrives at the rugby match, Tim parks the car in the car park. During the match you can see that the car has moved forward and is on the pavement. After the match, when Tony and Mary steal the car, it has moved back into the car park. Also, the front passenger window is open. It was shut when Tim parked the car.

Revealing: 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: When Mrs. Slenderparts is driving down the motorway the wrong way, the same shot of oncoming cars swerving to avoid her is used twice.