A war hero turned unemployed is hired by a British man whose life he saved during the war, for a secret mission: to kill a neo-nazi.
Unfortunately the movie Italian Secret Service is not yet available on HBO Max.
| Directing | Luigi Comencini | Director |
| Writing | Luigi Comencini | Screenplay |
| Writing | Leonardo Benvenuti | Screenplay |
| Writing | Piero De Bernardi | Screenplay |
| Production | Angelo Rizzoli | Producer |
| Writing | Leonardo Benvenuti | Story |
| Writing | Piero De Bernardi | Story |
| Writing | Massimo Patrizi | Story |
| Writing | Luigi Comencini | Story |
| Writing | Massimo Patrizi | Screenplay |
| Writing | Leonardo Benvenuti | Dialogue |
| Writing | Piero De Bernardi | Dialogue |
| Directing | Leopoldo Machina | First Assistant Director |
| Directing | Silla Bettini | Second Assistant Director |
| Directing | Marcello Pandolfi | Second Assistant Director |
| Costume & Make-Up | Angela Sammaciccia | Costume Design |
| Costume & Make-Up | Otello Sisi | Makeup Artist |
| Costume & Make-Up | Giancarlo De Leonardis | Hairstylist |
| Art | Andrea Fantacci | Set Decoration |
| Art | Umberto Turco | Assistant Production Design |
| Sound | Mario Faraoni | Sound |
| Camera | Claudio Cirillo | Camera Operator |
| Camera | Enrico Umetelli | Assistant Camera |
| Camera | Daniele Nannuzzi | Assistant Camera |
| Camera | Luigi Sbrizzi | Assistant Camera |
| Editing | Elvira Tonini | Assistant Editor |
| Production | Angelo Iacono | Unit Manager |
| Production | Ennio Onorati | Production Secretary |
| Art | Carlo Egidi | Production Design |
| Sound | Fiorenzo Carpi | Original Music Composer |
| Editing | Nino Baragli | Editor |
| Camera | Armando Nannuzzi | Director of Photography |
| Production | Alessandro von Norman | Production Manager |
| Production | Nello Meniconi | Line Producer |
| Sound | Mario Morigi | Sound Mixer |