Trivia: When Lamarr tells Le Petomane that his name is Hedley Lamarr and not Hedy, Le Petomane says that since it's 1874, Hedley could sue her. In 1974, actress Hedy Lamarr filed a lawsuit against Mel Brooks claiming the joke infringed on her privacy. The lawsuit was settled out of court.
Trivia: At the beginning when the coffin is opened, the clock strikes 13 times.
Trivia: When the film was released Burt Reynolds arranged to have this film shown in maximum security prisons all over the US, because the prisoners obviously couldn't get to the theaters to see it themselves.
Trivia: Sissy Spacek was the film's set dresser.
Trivia: The producers were originally considering Walter Brennan to play Grandpa Steinmetz as the lead character. But since he was unable to work due to ill health, they cast Helen Hayes as Grandma Steinmetz instead.