Two friends from America come together by chance in the Italian countryside. They decide to meet in Rome after both have done private deals. When one then not show up in Rome starts the other one become suspicious and fearful that something has happened to him. He begins to investigate the case himself and ends up in a spiral of industrial espionage, blackmail, and cold-blooded murder ...
| Writing | Mino Guerrini | Screenplay |
| Writing | Franco Enna | Novel |
| Directing | Mino Guerrini | Director |
| Writing | Fernando Di Leo | Screenplay |
| Writing | Theo Maria Werner | Screenplay |
| Editing | Franco Fraticelli | Editor |
| Art | Camillo Del Signore | Set Decoration |
| Art | Alberto Boccianti | Production Design |
| Production | Lilian Biancini | Producer |
| Directing | Maria Luisa Merci | Script Supervisor |
| Camera | Franco Delli Colli | Director of Photography |
| Production | Theo Maria Werner | Co-Producer |
| Sound | Ivan Vandor | Original Music Composer |
