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George Brent as John Harman |
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Diana Dors as Ruby Bruce |
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Marguerite Chapman as Stella Tracy |
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Raymond Huntley as Clive Oliver |
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Peter Reynolds as Jeffrey Hart |
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Eleanor Summerfield as Vi |
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Meredith Edwards as Inspector Dale |
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Harry Fowler as Joe |
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Isabel Dean as May Harman |
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Archie Duncan as Police Constable |
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Conrad Phillips as Inspector Todd |
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Ian Wilson as Mushroom Book Customer |
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Harold Goodwin as Frank the Waiter |
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Eleanor Bryan as Mary Lewis |
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Nelly Arno as Miss Rosetti |
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Jim Brady as Vi's Date |
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Jack Faint as Club Manager |
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Courtney Hope as Customer |
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David Keir as Mr Quince |
| Writing | Frederick Knott | Writer |
| Editing | Maurice Rootes | Editor |
| Directing | Terence Fisher | Director |
| Sound | Frank Spencer | Original Music Composer |
| Production | Anthony Hinds | Producer |
| Camera | Walter J. Harvey | Director of Photography |
| Camera | Peter Bryan | Camera Operator |
| Sound | Frank Spencer | Music Director |
| Production | Michael Carreras | Casting Director |
| Directing | Renée Glynne | Continuity |
| Costume & Make-Up | Anne Box | Hairstylist |
| Sound | Bill Salter | Sound Recordist |
| Production | Arthur Barnes | Production Manager |
| Directing | Jimmy Sangster | Assistant Director |
| Sound | Bill Salter | Sound Engineer |
| Costume & Make-Up | Philip Leakey | Makeup Artist |
| Art | Andrew Mazzei | Art Direction |
| Writing | James Hadley Chase | Book |
