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Laurence Payne as Major Keller |
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Susan Stephen as Laura Winch |
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Ralph Michael as Colonel Winch |
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Richard Caldicot as Captain Harrison |
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Basil Dignam as Morrell |
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Austin Trevor as Lt. Gen. Sir Harold Power |
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Simon Lack as Major Wilson |
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Jack McNaughton as Miller |
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Hugh Cross as Captain Cuby |
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Peter Sinclair as Sergeant |
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Humphrey Lestocq as Lieutenant Cameron |
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Richard Bennett as Captain Phillips |
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Peter Vaughan as Purvey |
| Directing | Ernest Morris | Director |
| Writing | Brian Clemens | Story |
| Production | Edward J. Danziger | Producer |
| Production | Harry Lee Danziger | Producer |
| Sound | Bill LeSage | Music |
| Camera | James Wilson | Director of Photography |
| Editing | Spencer Reeve | Editor |
| Art | Norman G. Arnold | Art Direction |
| Art | Peter Russell | Set Decoration |
| Costume & Make-Up | Elsie Alder | Hairdresser |
| Costume & Make-Up | Aldo Manganaro | Makeup Artist |
| Production | John Draper | Production Manager |
| Production | Brian Taylor | Production Supervisor |
| Directing | Geoffrey Helman | Assistant Director |
| Sound | George Adams | Sound Recordist |
| Sound | W. Anson Howell | Sound |
| Camera | Paddy Aherne | Camera Operator |
