Federico, a virtuous nobleman from an impoverished family, is brought into service by autocrat Cesare Borgia. His promiscuous sister Lucrezia seems to have an amorous interest in Federico and wants him as her lover though Federico is in love with Diana, the Duke of Alva's daughter, whom he has saved from being raped. When he learns about Diana's feud against the Borgia clan, he becomes aware of their infamous deeds.
| Directing | Sergio Grieco | Director |
| Camera | Massimo Dallamano | Director of Photography |
| Writing | Mario Caiano | Writer |
| Writing | Sergio Grieco | Writer |
| Crew | Enzo Musumeci Greco | Master at Arms |
| Sound | Alexandre Derevitsky | Original Music Composer |
| Directing | Mario Caiano | First Assistant Director |
| Production | Renato De Pasqualis | Unit Manager |
| Camera | Cesare Allione | Camera Operator |
| Sound | Amelio Verona | Sound |
| Costume & Make-Up | Vittorio Rossi | Costume Design |
| Art | Saverio D'Eugenio | Production Design |
| Art | Massimo Tavazzi | Set Decoration |
| Costume & Make-Up | Rino Carboni | Makeup Artist |
| Editing | Bruno Mattei | Assistant Editor |
| Editing | Enzo Alfonsi | Editor |
| Production | Mario Damiani | Production Manager |
| Production | Carlo Caiano | Producer |