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Jeff Morrow as Joe Sanders |
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Hazel Court as Peggy Sanders |
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Anthony Dawson as Gary Bax |
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Mary Lauder Wood as Olive Bax |
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Alan Gifford as J. Foster Green |
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Carl Bernard as Inspector Gower |
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Lionel Jeffries as Elvin Main |
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Arthur Lowe as Caligraphy Expert |
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Dennis Chinnery as Studio Photographer |
| Writing | Norman Hudis | Screenplay |
| Editing | Douglas Myers | Editor |
| Directing | C.M. Pennington-Richards | Director |
| Camera | Stanley Pavey | Director of Photography |
| Directing | Ted Sturgis | Assistant Director |
| Camera | Desmond Davis | Camera Operator |
| Sound | Fred Ryan | Sound Recordist |
| Directing | Barbara Thomas | Continuity |
| Production | Charles Permane | Production Manager |
