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Alex Nicol as James Bradley |
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Eleanor Summerfield as Barbara Quigley |
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John Salew as Maxie Margulies |
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Paul Carpenter as Johnny Sutherland |
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Geoffrey Keen as Maurie Green |
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Ann Hanslip as Maxine Halbard |
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Fred Johnson as Det. Sgt. MacKenzie |
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Martin Boddey as Insp. Mulrooney |
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Arthur Lane as Jeff Colt |
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Paula Byrne as Gloria Lewis Colt |
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Leo Phillips as Dresser |
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Freddie Tripp as Stage manager |
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Frank Birch as Trumpet Salesman |
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Jeremy Hawk as Recording Technician |
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James Carney as Barman Mickey |
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Melvyn Hayes as Hotel Bellhop |
| Directing | Terence Fisher | Director |
| Writing | Ernest Borneman | Novel |
| Writing | Ernest Borneman | Screenplay |
| Sound | Ivor Slaney | Music Director |
| Sound | George Burgess | Sound Recordist |
| Production | Mickey Delamar | Production Manager |
| Directing | Jimmy Sangster | Assistant Director |
| Directing | Renée Glynne | Continuity |
| Art | J. Elder Wills | Art Direction |
| Camera | Len Harris | Camera Operator |
| Costume & Make-Up | Nina Broe | Hairdresser |
| Sound | Bill Salter | Sound Recordist |
| Sound | Kenny Baker | Music Director |
| Costume & Make-Up | Philip Leakey | Makeup Artist |
| Costume & Make-Up | Molly Arbuthnot | Wardrobe Master |
| Camera | Walter J. Harvey | Director of Photography |
| Production | Michael Carreras | Producer |
| Editing | Maurice Rootes | Editor |
