天才小子吉米

Debi Derryberry

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)