Cast
Sig Arno
Maestro Frascini
Ilona Massey
Anna
George O'Hanlon
Peppi
Maynard Holmes
Wilhelm
Marion Martin
Mitzi
Sterling Holloway
Otto - Bookkeeper
John Qualen
Hasslinger's Clerk
Billy Gilbert
Poldi
Barnett Parker
The Duke
Paul Sutton
The Farm Foreman
Richard Carle
Karl Hasslinger
Harry Hayden
Box-Office Clerk at Carnegie Hall
Ernö Verebes
Karl (uncredited)
Alan Curtis
Franz Schubert
Binnie Barnes
Countess Marie Duvarre
Albert Bassermann
Ludwig van Beethoven
Gilbert Emery
The School Principal
Forrest Tucker
Moritz