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James Mason as Robert Leyland |
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Viki Dobson as Barbara Standish |
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Eddie Pola as 'Terrible' Tony Canzari |
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Finlay Currie as Al Parson |
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John Warwick as Eddie 'Babyface' Fallon |
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Margaret Rutherford as 'Crafty' Maggie Carberry |
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Paul Blake as Cornwallis |
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James Mageean as Ben |
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Eva Hudson as Manzanilla |
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Paul Sheridan as Fournival |
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Peter Popp as Bertram Plush |
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Bernard Merefield as Mr Lowry, Ship's Purser |
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Charles Sewell as Ship's Captain |
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Zoe Wynn as Lenore Kendall |
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Jack Lester as Superintendent Welbekker |
| Sound | Cecil Mason | Sound Recordist |
| Art | W.J. Hemsley | Art Direction |
| Editing | Reginald Beck | Editor |
| Directing | Bernard Willis | Assistant Director |
| Sound | Colin Wark | Music Director |
| Editing | Fergus McDonell | Editor |
| Sound | John Cox | Sound Recordist |
| Crew | Ronald Neame | Cinematography |
| Writing | Richard Llewellyn | Writer |
| Directing | Roy Kellino | Director |
