- Debi Derryberry
- Â Jimmy Neutron 12 episodes, 2000-2001
- Rob Paulsen
- Â Carl Wheezer / ... 6 episodes, 2000-2001
- Frank Welker
- Â Goddard / ... 4 episodes, 2000-2001
- Megan Cavanagh
- Â Judy Neutron / ... 4 episodes, 2000-2001
- Carolyn Lawrence
- Â Cindy Vortex 4 episodes, 2000-2001
- Mark DeCarlo
- Â Hugh Neutron 3 episodes, 2000-2001
- Jeffrey Garcia
- Â Sheen Estevez 3 episodes, 2001
- Crystal Scales
- Â Libby Folfax 3 episodes, 2001
- Andrea Martin
- Â Ms. Fowl 2 episodes, 2001
