 | Stuart Whitman als Brian O'Brien |
 | Stanley Baker als Mike Bain |
 | Susannah York als Grace Munkton |
 | Harry Andrews als Grimmelman |
 | Theodore Bikel als Bondrechai |
 | Nigel Davenport als Sturdevan |
| Stanley Baker | Producer |
| Cy Endfield | Producer |
| Erwin Hillier | Director of Photography |
| Cy Endfield | Director |
| Seamus Flannery | Art Direction |
| Rusty Coppleman | Sound Editor |
| George Provis | Art Direction |
| John Jympson | Editor |
| John Dankworth | Music |
| Wally Veevers | Special Effects |
| Muirne van Wyk | Script Supervisor |
| Gordon Bond | Hairstylist |
| Cliff Richardson | Special Effects |
| Tony White | Camera Operator |
| Wally Fairweather | Focus Puller |
| Ariel Levy | Assistant Director |
| Ray Thorne | Assistant Editor |
| John Aldred | Sound Recordist |
| William Mulvihill | Author |
| David de Wilde | Assistant Editor |
