Characters that appear in Skatoony but never became contestants. The appear as either background characters or only appear in a small part of the plot.
These characters have a major role in a plot, but never become contestants themselves.
- Nebula's Dad: A wizard.
- The Baby Army: Rides elephants to stop the imaginary fiends from destroying the studio
- Dad: Husband of Bonnie and Burp's Mom
- Jonah's Pirate Crew: Helps Jonah steal the Quizblock
- Gregor: One member of Jonah's Pirate Crew who throws an anchor at the Quizblock, thus putting it in the pirates' clutches.
Characters with a minor impact on the plot, but never become contestants themselves.
- Cliff Tennisballs: A tennis player who can easily shoot tennis balls.
- Woody The Worm: A worm that eats wood for some reason.
- Walt Billabong: An Australian man who taught some frogs how to dance, only to get eaten by one of them.
Characters who only appear as part of the audience.