Cast[]
- Fantasio as Jimmy Neutron
- Gaston's Seagull as Carl Wheezer
- Gaston's Cat as Sheen Estevez
- Madameloiselle Jeanne as Cindy Vortex
- Monsieur De Mesmaeker as Libby Folfax
- Gaston Lagaffe as Goddard
- Jules-De-Chez-Smith-En-Face as Judy Neutron
- Spirou as Hugh Neutron
- Lynn Loud as Timmy Turner
- Lincoln Loud as Cosmo Cosma
- Lisa Loud as Wanda Fairywinkle-Cosma
- Principal Ramirez as Denzel Crocker
- Agnes Johnson as Jorgen Von Strangle
- Leni Loud as Chester McBadbat
- Lori Loud as A.J.
- Lynn Loud Sr. as Mr. Turner
- Rita Loud as Mrs. Turner
- Clyde McBride as Vicky The Babysitter
- Hagar The Horrible as Professor Calamitous
- Carlos Casagrande as Shirley