Revealing mistake: When Rocky climbs the RKO tower, he carries lifeless Frank-N-Furter on his back. In the wideshots facing the stunt doubles' backs, while Rocky has both of his hands on the tower, the very much dead Frank-N-Furter has his right arm firmly around Rocky's neck to hang on.
Revealing mistake: When the stripper appears from the changing room during the cabaret scene, the stripper music is heard, but if you look carefully the tape recorder which is supposed to be playing the music is not actually moving.
Revealing mistake: When King Arthur is fighting the Black Knight, when he is about to chop off his last leg we can see the Black Knight jump slightly, after he has done this we can see his leg fall before King Arthur has touched it with his sword. (00:15:25)
Revealing mistake: The newspaper says that the Pink Panther was stolen on 24th January. The scenes of Gstaad, in the Swiss alps, were obviously not filmed in January. The temperature in Gstaad gets up to about 5°C/41°F in January yet people are shown wearing light clothing with bare arms. (00:53:05)
Revealing mistake: Near the end of the movie in the shot when Giorgio Perozzi is dead on his bed you can see him breathing twice.
Revealing mistake: When Tim crashes the van into Jill's mini when she is reversing into a parking space, the rear light on Jill's mini is already broken before the van hit her car.
Revealing mistake: When Hettie drives her motorbike up to the café for the first time, you can see the horse and cart in the background zoom across the frame - because of the film being sped up at that moment.