A French violinist saves his beloved princess from the Russian revolution..
| Directing | Graham Cutts | Director |
| Writing | Alfred Hitchcock | Writer |
| Production | Michael Balcon | Producer |
| Sound | W.L. Trytel | Music |
| Camera | Theodor Sparkuhl | Director of Photography |
| Art | Alfred Hitchcock | Art Direction |
| Directing | Alfred Hitchcock | Assistant Director |
| Writing | Adrian Brunel | Writer |
| Writing | Raymond Paton | Novel |
| Production | Erich Pommer | Producer |