Jimmy Neutron: Boy Genius Cast
The cast of Jimmy Neutron: Boy Genius including popularity data. Data for March 26, 2025.
Debi Derryberry
as James 'Jimmy' Isaac Neutron (voice)

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

#13
Most popular actor on Jimmy Neutron: Boy Genius
388 Wikipedia views yesterday
Megan Cavanagh
as Judy Neutron / VOX (voice)

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

#16
Most popular actor on Jimmy Neutron: Boy Genius
249 Wikipedia views yesterday
Mark DeCarlo
as Hugh Neutron / Pilot / Arena Guard (voice)

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

#18
Most popular actor on Jimmy Neutron: Boy Genius
73 Wikipedia views yesterday
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).

#2
Most popular actor on Jimmy Neutron: Boy Genius
3,371 Wikipedia views yesterday
Martin Short
as Ooblar (voice)

Martin Short played the character of Ooblar (voice).

#1
Most popular actor on Jimmy Neutron: Boy Genius
5,061 Wikipedia views yesterday
Frank Welker
as Goddard / Poultra (voice)

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

#4
Most popular actor on Jimmy Neutron: Boy Genius
1,765 Wikipedia views yesterday
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).

#8
Most popular actor on Jimmy Neutron: Boy Genius
957 Wikipedia views yesterday
Carolyn Lawrence
as Cindy Vortex (voice)
#14
Most popular actor on Jimmy Neutron: Boy Genius
361 Wikipedia views yesterday
Crystal Scales
as Libby Folfax (voice)
Candi Milo
as Nick Dean / Britney / PJ (voice)
#10
Most popular actor on Jimmy Neutron: Boy Genius
632 Wikipedia views yesterday
David L. Lander
as Yokian Guard / Gus (voice)
Carlos Alazraqui
as Mr. Estevez (voice)
#11
Most popular actor on Jimmy Neutron: Boy Genius
552 Wikipedia views yesterday
Jim Cummings
as Ultra Lord / Mission Control / General Bob (voice)
#5
Most popular actor on Jimmy Neutron: Boy Genius
1,687 Wikipedia views yesterday
Keith Alcorn
as Bobby / Kid / Control Yokian (voice)
Kimberly Brooks
as Zachary / Reporter / Angie / Libby's Mom (voice)
#12
Most popular actor on Jimmy Neutron: Boy Genius
408 Wikipedia views yesterday
Andrea Martin
as Ms. Winfred Fowl (voice)
#7
Most popular actor on Jimmy Neutron: Boy Genius
1,216 Wikipedia views yesterday
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)
#9
Most popular actor on Jimmy Neutron: Boy Genius
928 Wikipedia views yesterday
Mary Hart
as Yokian Newscaster #2 (voice)
#15
Most popular actor on Jimmy Neutron: Boy Genius
308 Wikipedia views yesterday
Bob Goen
as Yokian Newscaster #1 (voice)
#17
Most popular actor on Jimmy Neutron: Boy Genius
80 Wikipedia views yesterday
Dee Bradley Baker
as Norad Officer (voice)
#6
Most popular actor on Jimmy Neutron: Boy Genius
1,218 Wikipedia views yesterday
Laraine Newman
as Hostess (voice)
#3
Most popular actor on Jimmy Neutron: Boy Genius
3,137 Wikipedia views yesterday
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.