Continuity mistake: As Mel and company go to drive into the movie studio, the windscreen alternates between down and up and back between shots.
Continuity mistake: The protagonist (Renato Pozzetto) is having an argument with his superior while smoking a joint. He gets back in line after threatening him with a stone; the joint is in his mouth. Cut, and he is holding the joint in hand and putting it only then in his mouth. (00:19:00)
Continuity mistake: As Bob crashes his car into the caravan, you can see that the car is already damaged.
Continuity mistake: When Brooke Shields yells "Mommy said that you had to come home right this instant", there's a long lock of hair in front of her left shoulder, which disappears at the cut. (00:06:20)
Continuity mistake: When Christella is slapped by the possessed Ike, her pose changes between shots.