Kathleen WilhoitePepper Ann (voice) / Theme Song Performance Danny CookseyMilo (voice) April WinchellMom (voice) Jeff BennettLarry / Additional Voices (voice) Candi MiloConstance Goldman (voice) Pamela AdlonMoose Pearson (voice) Tara StrongBrenda / Female Scientist (voice) Paddi EdwardsVera Groober-Schwartz (voice) Jess HarnellMale Scientist / Nigel / Mailman (voice) Jenna Von OÿTrinket (voice) Kath SoucieCissy Rooney / Supermodel Mindy (voice) Jodi BensonAmber O'Malley (voice) Isabel SanfordBernice (voice) Don AdamsPrincipal Hickey (voice) Tino InsanaUncle Jo Jo (voice) Kathy NajimyCoach Doogan (voice) Don LakeMr. Sherman Finky / Butler (voice) Hedy BurressEffie Shrugg (voice) Jim CummingsMr. Roland Carter (voice) Susan TolskyAunt Janie Diggety / Aunt Lanie (voice) Kenn MichaelLamar Abudabe (voice) Cree SummerCrying Girl (voice) Nicole SullivanTundra Woman (voice) Bebe NeuwirthMs. Bladdar (voice) Jason MarsdenPrep School Guy (voice) Wallace LanghamWayne Macabre (voice; uncredited) Shaun FlemingCookie (voice) Maurice LaMarcheChuck Pearson / Jeweler (voice) Max BrooksWorried Executive #1 (voice) Phil LaMarrStubborn Executive / Hippie Guy (voice) Cam ClarkeStewart Walldinger (voice) Sue RoseMoira (voice) / Escritor Luke PerryStewart Walldinger (voice) Kimmy RobertsonGwen Mezzrow (voice) Madellaine PaxsonEscritor Allison HeartingerEscritor Sue RoseMoira (voice) / Escritor Kathleen WilhoitePepper Ann (voice) / Theme Song Performance Tom WarburtonLead Character Designer 
