Continuity mistake: Paul Newman and the Count are in the car heading to the rehearsals. When they are about to arrive, the background behind the Count shows a pier, but when the angle changes the background behind Newman shows the car surrounded by buildings.
Continuity mistake: When Paul Newman is about to exit the car and head to the rehearsals, a woman in white walks behind the taxi, but disappears in the wide shot.
Continuity mistake: At the end of the film, Paul Newman is lying on his back with the assassin on top trying to stab him. In close up shots the roof has a small silver coloured rust that disappears in the wider angle.
Continuity mistake: Paul Newman's gloves appear and disappear when he jumps on the cargo.