Phil Hartman
— Chauncey (voice)
Jim Cummings
— Buster (voice)
Lea Michele
— Christina (voice)
Tom Arnold
— Fritz / Cat (voice)
Marie Osmond
— Queen (voice)
Townsend Coleman
— Father Joseph Mohr (voice)
Gregg Edelman
— Father Joseph Mohr (singing voice)
Judith Blazer
— Lady Gretchen (voice)
Paul Kandel
— Duke Rausch (voice)
Harry Goz
— Mayor Huffenmeier (voice)
Earl Hammond
— Franz Xaver Gruber (voice)