Discover
Debi Derryberry
James Isaac 'Jimmy' Neutron / Nissa (voice)
Megan Cavanagh
Judy Neutron / Vox (voice)
Mark DeCarlo
Hugh Neutron / Yokian Waiter (voice)
Rob Paulsen
Carl Wheezer / Principal Willoughby / Butch / Yokian (voice)
Jeffrey Garcia
Sheen Estevez (voice)
Carolyn Lawrence
Cindy Vortex (voice)
Crystal Scales
Libby Fallfax (voice)
Andrea Martin
Miss Fowl (voice)
Candi Milo
Nick Dean / Woman #1 (voice)
Billy West
Sam / Benny / Man #1 (voice)
S. Scott Bullock
King Goobot / Yokian / Man #2 / Alarm (voice)
Paul Greenberg
Ooblar / Yokian Waiter (voice)
Frank Welker
Goddard / Poultra (voice)
Directing
Mike Gasaway
Director
Production
Keith Alcorn
Producer
Sarah Noonan
Casting
Steve Oedekerk
Executive Producer
Paul Marshal
Producer
John A. Davis
Producer
Sound
Charlie Brissette
Music
Writing
Jed Spingarn
Writer