天才小子吉米

黛比·德里贝里

James 'Jimmy' Isaac Neutron (voice)

梅根·卡瓦纳

Judy Neutron / VOX (voice)

Mark DeCarlo

Hugh Neutron / Pilot / Arena Guard (voice)

Jeffrey Garcia

Sheen Estevez (voice)

帕特里克·斯图尔特

King Goobot V (voice)

马丁·肖特

Ooblar (voice)

弗兰克·维尔克

Goddard / Poultra (voice)

罗布·保罗森

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

卡罗琳·劳伦斯

Cindy Vortex (voice)

Crystal Scales

Libby Folfax (voice)

Candi Milo

Nick Dean / Britney / PJ (voice)

David L. Lander

Yokian Guard / Gus (voice)

卡洛斯·阿拉斯拉基

Mr. Estevez (voice)

吉姆·卡明斯

Ultra Lord / Mission Control / General Bob (voice)

Keith Alcorn

Bobby / Kid / Control Yokian (voice)

金伯莉·布鲁克斯

Zachary / Reporter / Angie / Libby's Mom (voice)

安德里亚·马丁

Ms. Winfred Fowl (voice)

比利·维斯特

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)