Jimmy Neutron: Boy Genius Cast
The cast of Jimmy Neutron: Boy Genius.
Debi Derryberry
as James 'Jimmy' Isaac Neutron (voice)

Debi Derryberry played the character of James 'Jimmy' Isaac Neutron (voice).

Megan Cavanagh
as Judy Neutron / VOX (voice)

Megan Cavanagh played the character of Judy Neutron / VOX (voice).

Mark DeCarlo
as Hugh Neutron / Pilot / Arena Guard (voice)

Mark DeCarlo played the character of Hugh Neutron / Pilot / Arena Guard (voice).

Jeffrey Garcia
as Sheen Estevez (voice)

Jeffrey Garcia played the character of Sheen Estevez (voice).

Patrick Stewart
as King Goobot V (voice)

Patrick Stewart played the character of King Goobot V (voice).

Martin Short
as Ooblar (voice)

Martin Short played the character of Ooblar (voice).

Frank Welker
as Goddard / Poultra (voice)

Frank Welker played the character of Goddard / Poultra (voice).

Rob Paulsen
as Carl Wheezer / Mr. and Mrs. Wheezer / Kid in Classroom (voice)

Rob Paulsen played the character of Carl Wheezer / Mr. and Mrs. Wheezer / Kid in Classroom (voice).

Carolyn Lawrence
as Cindy Vortex (voice)
Crystal Scales
as Libby Folfax (voice)
Candi Milo
as Nick Dean / Britney / PJ (voice)
David L. Lander
as Yokian Guard / Gus (voice)
Carlos Alazraqui
as Mr. Estevez (voice)
Jim Cummings
as Ultra Lord / Mission Control / General Bob (voice)
Keith Alcorn
as Bobby / Kid / Control Yokian (voice)
Kimberly Brooks
as Zachary / Reporter / Angie / Libby's Mom (voice)
Andrea Martin
as Ms. Winfred Fowl (voice)
Billy West
as 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
as Yokian Newscaster #2 (voice)
Bob Goen
as Yokian Newscaster #1 (voice)
Dee Bradley Baker
as Norad Officer (voice)
Laraine Newman
as Hostess (voice)
John A. Davis
as Octapuke Kid / Guard / Bennie (voice)
Paul Greenberg
as Guard (voice)
Mark Menza
as Yokian Incubator Operator (voice)
Jeannie Elias
as Little Girl / Camera Person (voice)
Michael Hagiwara
as Chris (voice)
Richard Allen
as Digital Voice (voice)
Brian Capshaw
as Screamer (voice)
Cheryl Ray
as Screamer (voice)
Matthew Russell
as Hyperactive Kid / Arena Yokian (voice)
For the best insights and data about Jimmy Neutron: Boy Genius, visit our main Jimmy Neutron: Boy Genius page.