The film's setting is a beautiful mountain valley, at the center of the story a dam threatened by dynamite and a game of couples made of betrayals and subterfuge. To save the entire valley from destruction and the mad hand of her lover, the beautiful Regina will arm herself with all the courage and strength she possesses and will dive headlong into danger.
| Actor | Role |
|---|---|
 Pascal PersianoNot listed | Not listed |
 Éva HengerRegina | Regina |
 Antonella SalvucciNot listed | Not listed |
| VVito FornariNot listed | Not listed |