| Actor | Maurice Chevalier (as Dr. Andre Bertier), Jeanette MacDonald (as Colette Bertier), Lili Damita (as Mitzi Olivier), Genevieve Tobin (as Mitzi Olivier), Charles Ruggles (as Adolph) |
| Based on Play by | Lothar Schmidt |
| Cinematographer | Victor Milner |
| Director | Ernst Lubitsch |
| Director (Uncredited) | George Cukor |
| Editor | William Shea |
| Music | Oscar Straus, W. Franke Harling |
| Producer | Ernst Lubitsch |
| Screenplay | Samson Raphaelson |