Кэти КавадиниBlossom (voice)
Тара СтронгBubbles (voice)
Элизабет ДэйлиButtercup (voice)
Том КенниMayor / Snake / Lil' Arturo / Narrator (voice)
Том КэйнProfessor Utonium / Him / Talking Dog (voice)
Роджер Л. ДжексонMojo Jojo (voice)
Jennifer MartinMs. Sara Bellum (voice)
Дженнифер ХейлMs. Keane / Princess Morbucks / Sedusa (voice)
Джим КаммингсFuzzy Lumpkins (voice)
Джефф БеннеттAce / Grubber / Big Billy (voice)
Чак МакКаннThe Amoeba Boys (voice)
Роб ПолсенBrick / Boomer (voice) / Dad / Little Utonium / Mr. Anoush / Junior / Schoolboy #1 (voice) / Puppet Pal Mitch (voice) / Major Glory / E-Male (voice) / Scientist / Brutus / Government Man #2 (voice)
Julie NathansonRobin (voice) / Science Teacher / Schoolgirl #1 / Young Ms. Bellum (voice)
Кэнди МайлоCleaning Woman (voice) / Newswoman (voice)
Фил ЛамаррBouncer / Guvn'r / Big John / Peses Bill (voice) / Katanga (voice)
Кевин Майкл РичардсонShaquille Silverstein / Ya-Man / Announcer (voice) / Alien Leader / Mailman / Government Man #3 (voice)
Phyllis DillerMask Scara (voice)
Крістін КаваноBunny (voice)
Джун ФорейMadame Argentina (voice)
Greg EaglesSandman (voice)
Марк ХэмиллCriminal / Cop #1 (voice)
Джон Ди МаджоCaptain Crack McGraigen (voice)
Ди Брэдли БейкерParrot / Reginald (voice)
Derin BasdenLawyer / Man #3 / Monster #6 (voice)
Клэнси БраунMascumax (voice)
