Santa Claus Conquers the Martians

Santa Claus Conquers the Martians is a 1964 American science fiction comedy film directed by Nicholas Webster, written by Paul L. Jacobson based on a story by Glenville Mareth, stars John Call as Santa Claus, and features an eight-year-old Pia Zadora as one of the Martian children. The film also marks the first documented appearance of Mrs. Claus in a motion picture (Doris Rich plays the role), coming three weeks before the television special Rudolph the Red-Nosed Reindeer, which also featured the character.
The film regularly appears on lists of the worst films ever made, and is regularly featured in the “bottom 100” list on the Internet Movie Database, and was featured in an episode of the 1986 syndicated series, the Canned Film Festival. The film took on newfound fame in the 1990s after being featured on an episode of the comedy series Mystery Science Theater 3000.