I Don't Know You and I Love You (1934) — Cast
Cast
| Kurt Hohenberger | Trompeter |
| Ida Perry | |
| Ernst Rotmund | |
| Edwin Jürgensen | |
| Ernst Gronau | Erwin |
| Theo Lingen | Stephan |
| Magda Schneider | Mof Claassen |
| Willi Forst | Ottmar Hauschild |
| Max Gülstorff | Mof Claassen |
| Olga Limburg | Stella |
| Vilma Bekendorf | Lissy |
| Fritz Odemar | Nicki Marron |
| Anton Pointner | Henri Berton |
| Trude Haefelin | Katja |
| Angelo Ferrari | Palmieri |
| Robert Thiem | Bobby |
| Ilja Livschakoff | Tanzkapellmeister |
| Richard Ludwig |
Crew
| Géza von Bolváry | Director |