Alan Curtis

Franz Schubert

Ilona Massey

Anna

Billy Gilbert

Poldi

Binnie Barnes

Countess Marie Duvarre

Sig Arno

Maestro Frascini

Barnett Parker

The Duke

Albert Bassermann

Ludwig van Beethoven

Gilbert Emery

The School Principal

George O'Hanlon

Peppi

Forrest Tucker

Moritz

Maynard Holmes

Wilhelm

Marion Martin

Mitzi

Paul Sutton

The Farm Foreman

Sterling Holloway

Otto - Bookkeeper

John Qualen

Hasslinger's Clerk

Richard Carle

Karl Hasslinger

Harry Hayden

Box-Office Clerk at Carnegie Hall

Ernö Verebes

Karl (uncredited)