Trivia: When Kevin is in Buzz's bedroom, he finds in the box a picture of Buzz's girlfriend. This is actually a picture of the art director's son dressed up to look like a girl, because the director, Chris Columbus, thought it would be too harsh to make fun of a girl like that.
Trivia: "Mad Dog" Tannen's actions after shooting Marty are a perfect homage by Thomas F Wilson to Lee Marvin in "The Man Who Shot Liberty Valance." He even gets the facial expressions, the mumbled and sarcastic thanks and the jaunty angle with which he holds the gun right.
Trivia: A lot of the witches who attend the Grand High Witches meeting are actually men dressed in women's clothing.
Trivia: In the movie John Ritter and Amy Yasbeck play Ben and Flo Healey who go to the doctor to find out if they can have a baby. In 1990, John Ritter and Amy Yasbeck played a couple named Ray Evans and Mrs Evans on the Cosby Show that were having a baby.
Trivia: 1980s teen idol Tiffany provided the voice of Judy Jetson. She also provided the songs found in the film. To her dismay, critics not only attacked the film, but the songs she sang.
Trivia: In the jail cell when Ernest is going on about death you see the shadow of what looks to be a grim reaper on the wall.
Trivia: The entire color palette of the film is limited to seven colors. Every instance of any color is the exact same shade. This was done to evoke the feel of the comic strip origin.