 |
Nelson Eddy as Karl Lang |
 |
Risë Stevens as Maria Lanyi |
 |
Nigel Bruce as Bernard Fischer |
 |
Florence Bates as Madame Helene |
|
Dorothy Raye as Magda |
|
Paul Godkin as Performer in Gypsy Cafe Sequence |
 |
Nydia Westman as Liesel - Maid |
 |
Max Barwyn as Anton |
 |
Charles Judels as Klementov |
 |
Louis Adlon as |
|
Jimmy Alexander as Singer - 'Seek the Spy' Sequence |
 |
Sig Arno as Emile, Voice Coach |
 |
Leon Belasco as Waiter at the Double Eagle |
|
George Bookasta as Messenger with Note |
|
Robert Bradford as Solo Bit in 'Thank the Lord the War is Over' Number |
|
Lee Brent as Performer in Gypsy Café Sequence |
|
Lorraine Bridges as Solo Bit in 'Thank the Lord the War is Over' Number |
|
James B. Carson as Stage Manager |
 |
Maurice Cass as Flute Player |
|
Peggy Drake as |
 |
Yvette Duguay as Child Singer in 'Seek the Spy' Sequence |
 |
Betty Jane Graham as Autograph Seeker |
 |
Dorothy Morris as Autograph Seeker |
 |
Eric Mayne as Restaurant Patron |
| Directing | Roy Del Ruth | Director |
| Camera | Karl Freund | Director of Photography |
| Camera | Ray June | Director of Photography |
| Writing | Leonard Lee | Screenplay |
| Writing | Keith Winter | Screenplay |
| Sound | Herbert Stothart | Original Music Composer |
| Sound | Bronislau Kaper | Original Music Composer |
