A KGB assassin infiltrates the American embassy in Beirut in an attempt to eliminate a Russian defector being protected by the CIA.
| Directing | Gordon Hessler | Director |
| Writing | William Fairchild | Screenplay |
| Writing | Stephen Coulter | Novel |
| Production | Mel Ferrer | Producer |
| Sound | Jonathan Hodge | Music |
| Camera | Raoul Coutard | Director of Photography |
| Editing | Willy Kemplen | Editor |
| Art | John Howell | Production Design |
| Art | Maurice Labaye Fanykovy | Art Direction |
| Art | Klary Confalonieri | Set Decoration |
| Costume & Make-Up | Colin Garde | Makeup Artist |
| Directing | Frank Ernst | Assistant Director |
| Camera | Georges Liron | Camera Operator |
| Camera | Jean Garcenot | Assistant Camera |
| Sound | John Poyner | Sound Editor |
