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Julia Arnall as Petra |
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Sheldon Lawrence as Chuck Martin |
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Anton Diffring as Inspector Schell |
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Eric Pohlmann as Duser |
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George Margo as Emilson |
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Michael Peake as Koos |
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Martin Miller as Brunet |
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Roger Delgado as Devron |
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Bernard Rebel as Vachek |
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Frederick Schrecker as Van de Velde |
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Pierre Chaminade as Hotel Receptionist |
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Victor Beaumont as Travel Clerk |
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Jennifer Jayne as Airline Ticket Clerk |
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Norma Parnell as 2nd Airline Ticket Clerk |
| Directing | Maclean Rogers | Director |
| Writing | Norman Hudis | Writer |
| Production | William G. Chalmers | Producer |
| Art | John Stoll | Art Direction |
| Camera | John Shinerock | Focus Puller |
| Production | Charles Permane | Production Manager |
| Sound | Aubrey Lewis | Sound |
| Camera | Geoffrey Faithfull | Director of Photography |
| Sound | Wilfred Burns | Music |
| Editing | Harry Booth | Editor |
| Costume & Make-Up | Gerry Fairbank | Makeup Artist |
| Costume & Make-Up | Joyce James | Hairdresser |
| Directing | George Pollard | First Assistant Director |
| Sound | Clifford Sandall | Sound Mixer |
| Camera | John Winbolt | Camera Operator |
| Directing | Doris Martin | Continuity |
