as Arnold (voice)

as Helga Geraldine Pataki (voice)

as Gerald Martin Johanssen (voice)

as Grandpa 'Steely' Phil / Nick Vermicelli (voice)

as Grandma Gertie 'Pookie' / Mayor Dixie / Red (voice)

as Scheck (voice)

as Bridget (voice)

as Coroner (voice)

as Mr. Bailey (voice)

as Big Bob Pataki / Head of Security (voice)

as Miriam Pataki / Mona / Reporter (voice)

as Stinky Petersen (voice)

as Sid (voice)

as Harold (voice)

as Eugene (voice)

as Rhonda (voice)

as Phoebe (voice)

as Marty Green / Riot Cop (voice)

as Ms. Vitello (voice)

as Oscar (voice)

as Ernie Potts (voice)

as Mr. Hyunh (voice)

as Monkeyman (voice)