Trailer
 | Sam Livesey as Inspector Drayton |
| Michael Hogan as Ingram Underhill |
 | Michael Shepley as Gilbert Morfield |
| Dick Francis as Frame |
| Edgar Norfolk as Dr. Acland |
 | Reginald Tate as Ellaby |
 | John Turnbull as Moore |
| Gillian Maude as Paula Wilmot |
 | Joan Marion as Anne Wilmot |
| Davina Whitehouse as Faith |
| Writing | |
| Mrs. Champion de Crespigny | Novel |
Camera | |
| Ernest Palmer | Director of Photography |
Art | |
| James A. Carter | Art Direction |
Sound | |
| Carlisle Mounteney | Sound Recordist |
Directing | |
| Fred V. Merrick | Assistant Director |
Sound | |
| W.L. Trytel | Music Director |
Directing | |
| George A. Cooper | Director |
Writing | |
| George A. Cooper | Adaptation |
Editing | |
| Lister Laurance | Editor |
