- Completely Different Title: In Sweden the film is called "Tummen opp", meaning "Thumbs Up".
- Prop Recycling: The "Vincent the Vulture" comic books made as a prop for this picture briefly appear in the unaired pilot of Get Smart.
- Star-Making Role: Shirley MacLaine was an understudy on Broadway when she happened to step in when Jerry Lewis was in the audience. He was so electrified at her performance that he insisted she be given a starring role in the next Martin and Lewis feature because he wanted to give her a big push into the spotlight.
Trivia / Artists and Models