Cast[]
- Sonic as Jimmy Neutron
- Amy, Danny, and Frances as Carl Wheezer
- Chris Thorndyke, Helen, and Sally Acorn as Sheen Estevez
- Tails as Cindy Vortex
- Ray as Libby Folfax
- Knuckles as Goddard
- Bernadette Hedgehog as Judy Neutron
- Jules Hedgehog as Hugh Neutron
- Silica Terrell Keasler/Serena Taylor Keasler Tunestool (Georgia World Version) and Silica Terrell Keasler/Serena Taylor Keasler Tunestool (South Carolina World Version) as Timmy Turner
- Donald Jared Martin and Charlie Taylor Martin as Cosmo Cosma
- Jeffrey Gine Brunson as Wanda Fairywinkle-Cosma
- Victoria Lionne Martin and Oswald Brooke Keasler/Violet Taylor Keasler Tunestool as Denzel Crocker
- Orlando Kacey Mangram and Ashlyn Joseph Scott as Jorgen Von Strangle
- Jason David Mangram and Dianna Leigh Keasler (South Carolina World Version) as Chester McBadbat
- Katherine Elvin Mangram and Dianna Leigh Keasler (Georgia World Version) as A.J.
- Michael Terrell Keasler and Patrick Joshua Keasler as Mr. Turner
- Michelle Taylor Keasler and Shellyn Marie Keasler as Mrs. Turner
- Amy Maurice Scott as Vicky The Babysitter
- G.U.N. Commander as Professor Calamitous
- Chaos as Shirley