In pre-Second World War England, a leading film star and his wife attempt to recover a secret carburetor stolen by enemy agents. Based on a popular stage musical starring Hulbert and Courtneidge, a husband-and-wife team who had made a series of successful comedy films during the 1930s.
| Writing | Rodney Ackland | Writer |
| Directing | Maurice Elvey | Director |
| Writing | L. Green | Screenplay |
| Writing | Anthony Kimmins | Screenplay |
| Writing | Arthur Macrae | Screenplay |
| Writing | Jack Hulbert | Screenstory |
| Crew | Mutz Greenbaum | Cinematography |
| Editing | Edward B. Jarvis | Editor |
| Sound | Lew Stone | Music |
| Art | James A. Carter | Art Direction |
| Camera | Gus Drisse | Camera Operator |