Cast
Debi Derryberry
James 'Jimmy' Isaac Neutron (voice)
Megan Cavanagh
Judy Neutron / VOX (voice)
Mark DeCarlo
Hugh Neutron / Pilot / Arena Guard (voice)
Jeffrey Garcia
Sheen Estevez (voice)
Patrick Stewart
King Goobot V (voice)
Martin Short
Ooblar (voice)
Frank Welker
Goddard / Poultra (voice)
Rob Paulsen
Carl Wheezer / Mr. and Mrs. Wheezer / Kid in Classroom (voice)
Carolyn Lawrence
Cindy Vortex (voice)
Crystal Scales
Libby Folfax (voice)
Candi Milo
Nick Dean / Britney / PJ (voice)
David L. Lander
Yokian Guard / Gus (voice)
Carlos Alazraqui
Mr. Estevez (voice)
Jim Cummings
Ultra Lord / Mission Control / General Bob (voice)
Keith Alcorn
Bobby / Kid / Control Yokian (voice)
Kimberly Brooks
Zachary / Reporter / Angie / Libby's Mom (voice)
Andrea Martin
Ms. Winfred Fowl (voice)
Billy West
Bobby's Twin Brother (voice) / Butch (voice) / Jailbreak Cop (voice) / Old Man Johnson (voice) / Robobarber (voice) / Flurp Announcer (voice) / Yokian Officer (voice) / Anchor Boy (voice) / Guard (voice)
Mary Hart
Yokian Newscaster #2 (voice)
Bob Goen
Yokian Newscaster #1 (voice)
Dee Bradley Baker
Norad Officer (voice)
Laraine Newman
Hostess (voice)
John A. Davis
Octapuke Kid / Guard / Bennie (voice)
Paul Greenberg
Guard (voice)
Mark Menza
Yokian Incubator Operator (voice)
Jeannie Elias
Little Girl / Camera Person (voice)
Michael Hagiwara
Chris (voice)
Richard Allen
Digital Voice (voice)
Brian Capshaw
Screamer (voice)
Cheryl Ray
Screamer (voice)
Matthew Russell
Hyperactive Kid / Arena Yokian (voice)
Crew
John A. Davis
Screenplay
(Writing)
Julia Pistor
Executive Producer
(Production)
John A. Davis
Producer
(Production)
John A. Davis
Director
(Directing)
Steve Oedekerk
Producer
(Production)
Albie Hecht
Producer
(Production)
John Debney
Original Music Composer
(Sound)
Steve Oedekerk
Screenplay
(Writing)
Keith Alcorn
Executive Producer
(Production)
Gregory Perler
Editor
(Editing)
David N. Weiss
Screenplay
(Writing)
Jon Price
Editor
(Editing)
Steve Kolbe
Director of Photography
(Camera)
Chris Sherrod
Director of Photography
(Camera)
J. David Stem
Screenplay
(Writing)
Michael Jonascu
Sound Designer
(Sound)
David E. Fluhr
Sound Re-Recording Mixer
(Sound)
David Grimaldi
Sound Effects Editor
(Sound)
Paul N.J. Ottosson
Sound Designer
(Sound)
Christopher T. Welch
Supervising Sound Editor
(Sound)
Christian P. Minkler
Sound Re-Recording Mixer
(Sound)
Steve Tushar
Sound Effects Editor
(Sound)
Chuck Michael
Sound Effects Editor
(Sound)
Cheryl Ray
Animation
(Visual Effects)
Matthew Russell
Animation
(Visual Effects)
Keith Alcorn
Producer
(Production)
Bob Camp
Storyboard
(Writing)
Brett Paton
Animation
(Visual Effects)
Paula Kaplan
Casting Director
(Production)
John A. Davis
Story
(Writing)
James Beihold
Art Direction
(Art)
Tok Braun
Unit Production Manager
(Production)
Kim Saxon
Production Manager
(Production)
Steve Oedekerk
Story
(Writing)
Fred Cline
Production Design
(Art)
Ginny McSwain
Casting Director
(Production)
Marc Gabbana
Concept Artist
(Art)
Kirby Atkins
Animation
(Visual Effects)
Jourdan Biziou
Animation
(Visual Effects)
Brad Blevins
Animation
(Visual Effects)
David L. Brehm
Animation
(Visual Effects)
Brian Capshaw
Animation
(Visual Effects)
Ray Chase
Animation
(Visual Effects)
Ryan Davis
Animation
(Visual Effects)
Andrea Davis
Animation
(Visual Effects)
Ted Loo
Animation
(Visual Effects)
Thomas Judd
Animation
(Visual Effects)
Moses L. Hood
Animation
(Visual Effects)
Tim Hatcher
Animation
(Visual Effects)
Ben Williams
Animation
(Visual Effects)
John Sore
Animation
(Visual Effects)
Tim Pyle
Animation
(Visual Effects)
Paul C. Allen
Animation
(Visual Effects)