Peter Cullen as Hägar

Lainie Kazan as Helga

Lydia Cornell as Honi

Jeff Doucette as Lucky Eddie / Joe

Don Most as Lute Instructor

Josh Rodine as Hamlet / Kid

Hank Saroyan as Olaf / Doorman

Jack Tice as Teacher

Frank Welker as Principal / Al / Snert / Kvaak / Narrator