 | Peter Sellers als Rouquet |
 | Charles Aznavour als Visconti |
 | Jeremy Kemp als Grabinski |
 | Peter Vaughan als Aufret |
 | Per Oscarsson als Lund |
 | Nicholas Jones als Kromer |
 | Leon Lissek als Kozhek |
 | Alfred Lynch als Larshen |
| Clive Rees | Director |
| Jean-Paul Clébert | Novel |
| John Gould | Writer |
| Clive Rees | Writer |
| Stanley Myers | Music |
| Peter Gold | Editor |
| Edgar Bronfman Jr. | Producer |
| John Gould | Screenplay |
| Antony Rufus-Isaacs | Producer |
| Keith Goddard | Director of Photography |
| Peter James | Executive Producer |
| Kent Walwin | Executive Producer |
| Leo Austin | Art Direction |
| George Lack | Art Direction |
| Harry Frampton | Makeup Artist |
| Joyce James | Hairdresser |
| Matthew Raymond | Production Manager |
| Tony Teiger | Property Master |
| John Jordan | Sound Recordist |
| Ron Ballanger | Special Effects |
| John Stanier | Camera Operator |
| Peter Bloor | Electrician |
| Jo Osmond | Wardrobe Supervisor |
