Trivia: The film's scratch-and-sniff "Odorama" gimmick (where audiences could "smell the movie") was inspired by the works of director William Castle, who often used audience-participation gimmicks in the films he distributed. Castle was a personal hero of director John Waters.
Trivia: John Waters' first film to receive an R-rating. All of his prior films were either released unrated, or were rated X.