A doctor becomes a blackmailer and a jewel thief in order to raise funds for a hospital in East London but is uncovered by an ambitious reporter.
| Writing | Bryan Edgar Wallace | Adaptation |
| Production | Michael Balcon | Producer |
| Writing | Angus MacPhail | Writer |
| Camera | Alex Bryce | Director of Photography |
| Sound | Harold V. King | Sound |
| Sound | Louis Levy | Music Director |
| Writing | Edgar Wallace | Theatre Play |
| Camera | Bernard Knowles | Director of Photography |
| Art | Norman G. Arnold | Art Direction |
| Directing | T. Hayes Hunter | Director |