Paul RuggFreakazoid (voice) / Sceneggiatore / Produttore Ed AsnerSgt. Cosgrove (voice) Joe LeahyOur Narrator (voice) Tress MacNeilleDebbie Douglas (voice) Jeff BennettLord Bravery (voice) Frank WelkerMr. Chubbikins (voice) John P. McCannDouglas Douglas (voice) / Sceneggiatore / Produttore Maurice LaMarcheLonghorn (voice) David KaufmanDexter Douglas (voice) David WarnerThe Lobe (voice) Rob PaulsenPinky / Japanese Pilot (voice) Craig FergusonRoddy MacStew (voice) Jim CummingsSinger (voice) Googy GressDuncan Douglas (voice) Jonathan HarrisProfessor Jones (voice) Ricardo MontalbanArmondo Guitierrez (voice) Larry CedarOblongata (voice) Dorian HarewoodLt. Artie King (voice) Jess HarnellWakko Warner (voice) Stephen FurstFan Boy (voice) Bob JoyceSinger #3 (voice) Ed GilbertProfessor Heiny (voice) Brian GeorgeWarden Riba (voice) Clive RevillBaffeardin (voice) Randy CrenshawWaiter #1 (voice) Marc DrotmanFatman (voice) Elizabeth LamersSinger #1 (voice) Scott MenvilleToby Danger / Boy (voice) Corey BurtonInvisibo (voice) Jack ValentiHimself (voice) Mitch SchauerThe Doorkeeper (voice) / Produttore Stan FrebergMo-Ron (voice) Kenneth MarsDr. Gunther Hunterhanker (voice) James Patrick CroninBuzz (voice) Elisabeth MossKathy / Additional Voices (voice) Granville Van DusenDash O'Pepper (voice) Mary ScheerSandra Danger / Additional Voices (voice) John RubinowAttendant (voice) Julie BernsteinSinger #2 (voice) Richard MollWolf Man / Vorn the Unspeakable (voice) Andrea MartinFemale Neighbor (voice) Tim CurryDr. Mystico (voice) Leonard MaltinHimself (voice) Jon JoyceSinger #4 (voice) John Rhys-DaviesProfessor Beasthead (voice) Dave CoulierTeenage Boy (voice) Norm AbramNorm Abram (voice) Bebe NeuwirthDeadpan (voice) Neil RossBoard Member (voice) John SchuckArms Akimbo (voice) Mark HamillMark Hamill (voice) Carl BallantineHuska (voice) Roscoe Lee BrowneGreat Mystic Gnome (voice) Larry GelmanYoung Quist (voice) Ben SteinH. A. Futterman (voice) Scott McAfeeLouis (voice) Aron KincaidThe Nerdator (voice) Quinton FlynnElliot (voice) Mark SlaughterMother (voice) Michael Des BarresMan In Hole (voice) Don MessickDr. Vernon Danger (voice) Rich AronsRegista / Produttore Paul RuggFreakazoid (voice) / Sceneggiatore / Produttore John P. McCannDouglas Douglas (voice) / Sceneggiatore / Produttore Tom RueggerSceneggiatore / Produttore Alan BurnettSceneggiatore Kate DonahueSceneggiatore Mitch WatsonSceneggiatore Jed SpingarnSceneggiatore Wendell MorrisSceneggiatore Tom SheppardSceneggiatore Steven SpielbergProduttore Esecutivo Mitch SchauerThe Doorkeeper (voice) / Produttore 
