Death Wish 4: The Crackdown (1987)

Revealing mistake: When Frank Bauggs is falling from the building, he is a very obvious dummy. His body limps around too much. (00:50:45)

Jeffy

Revealing mistake: When Frank Bauggs is fighting Paul Kersey, in the shot where Frank is about to run through a window you can see that the window is cracked just before he goes through it. (00:50:40)

Jeffy

Continuity mistake: The car in the garage moves from the parking spot to outside of the parking designated spots despite the car never starting. (00:05:10)

Trivia: Even though they play mother and daughter in this film, Kay Lenz (born 1953) is only thirteen years older than Dana Barron (born 1966).

Nathan White: I know about your friend's daughter, Mr. Kersey. I also know that you shot the pusher who sold her the drugs. But I ask you, sir, what about the people behind him? How many children do we let them destroy before we say enough, Mr. Kersey? How many?

Rapist: Who the fuck are you?
Paul Kersey: Death.

Paul Kersey: I was just using the... toilet?