Directed by
| Cecil H. Williamson | ||
Writing Credits
| Lester Powell | ... | (from the original B.B.C. serial by) |
| Cecil H. Williamson | ... | (screen adaptation) |
Cast (in credits order)
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John Witty | ... | David Galloway, M.D. |
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Genine Graham | ... | Alison Maxwell |
| Campbell Singer | ... | Inspector Prebble | |
| Patricia Laffan | ... | Rosa Warren | |
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Gerald Nodin | ... | Sir Bryan Roderick |
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Frederick Allen | ... | Jackson Prescot |
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Max Brimmell | ... | Krim |
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Mollie Looe | ... | Nurse Farthing (as Molly Looe) |
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Patience Rentoul | ... | Mrs. Meadows |
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Tom Masson | ... | Joe |
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Barry Faber | ... | Herbert |
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Maureen Williamson | ... | Barmaid |
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Harry Hearn | ... | Lighterman |
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R.C. Huggins | ... | Lighterman |
| Rest of cast listed alphabetically: | |||
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John Walker | ... | (uncredited) |
Produced by
| Edwin J. Fancey | ... | producer (as E.J. Fancey) |
| Cecil H. Williamson | ... | producer (uncredited) |
Cinematography by
| Cecil H. Williamson | ... | (photographed by) |
Production Management
| Maureen Williamson | ... | production manager |
Sound Department
| Vera Brookes | ... | sound |
Camera and Electrical Department
| Maurice Gransden | ... | electronics |
Script and Continuity Department
| Golda Offenheim | ... | continuity |
