Cast of Kill, Mark, Kill!
Matt ObergMark Lilly (voice) Kurt MetzgerRandall Skeffington (voice) Natasha LeggeroCallie Maggotbone (Voice) Michael-Leon WooleyTwayne Boneraper (Voice) Larry MurphyLt. Francis Grimes / Aldermach Maggotbone (voice) Randy PearlsteinLeonard Powers / The Great Brain / Erik / Man Bird (voice) Mike O'GormanNemesis (voice) Devin ClarkAdditional Voices (voice) / Director Pete HolmesAdditional Voices (voice) Julie KlausnerAdditional Voices (voice) Devin ClarkWriter / Producer Colin A.B.V. LewisProducer