Trivia: Writer Bruce Rubin's mother has a cameo in this movie. She portrays the nun who collapses after seeing how much money is on the check.
Trivia: Patrick Swayze refused to do this movie if Whoopi Goldberg was not given the role of Oda Mae Brown.
Trivia: The sound effects of the screaming and howling of the demons that drag Carl and Willy to hell is lots of babies crying, slowed down.
Trivia: Bruce Willis turned down the role of Sam because he didn't think the film would work.
Trivia: The director, Jerry Zucker, always places his mother in a cameo role. In this film she's the bank clerk that Oda Mae asks "May I keep this pen?"
Trivia: Believe it or not, the producers asked Paul Hogan to play the role of Sam but Hogan turned it down because he claimed he was too much of a larrikin to play that part. Hogan, later made a movie called Almost an Angel which was a spoof of Ghost.
Answer: Willy struck Molly (knocking her to the ground) when she tried to intervene, thus making Sam attack him in response. This fight led to Sam getting shot.