Christina Fisher arrives in Sardinia to spend a holiday with her university friend, Francesco. As they are touring the island, they are trapped by mountain terrorists. Francesco is kidnapped, but Christina is permitted to leave. She is determined to contact the police, but is persuaded not to by Francesco's best friend, Gambino. Together they try to find the kidnappers, but she becomes suspicious of everyone including Gambino. Confused and paranoid, she sets out alone to contact the police.
| Editing | Ruggero Mastroianni | Editor |
| Production | Silvio Clementelli | Producer |
| Directing | Gianfranco Mingozzi | Director |
| Camera | Ugo Piccone | Director of Photography |
| Costume & Make-Up | Marilù Carteny | Costume Design |
| Sound | Riz Ortolani | Original Music Composer |
| Writing | Ugo Pirro | Story |
| Writing | Ugo Pirro | Screenplay |
| Writing | Gianfranco Mingozzi | Screenplay |
| Camera | Saverio Diamante | Camera Operator |
| Camera | Antonio Cerra | Assistant Camera |
| Camera | Franco Bruni | Assistant Camera |
| Sound | Alberto Bartolomei | Sound |
| Sound | Danilo Moroni | Sound |
| Sound | Carlo Palmieri | Sound |
| Editing | Amedeo Salfa | Assistant Editor |
| Camera | Mario Mazzoni | Still Photographer |
| Directing | Mimmola Girosi | First Assistant Director |
| Production | Giorgio Russo | Unit Manager |
| Art | Carlo Ferri | Set Decoration |
| Production | Gino Capponi | Production Secretary |
| Costume & Make-Up | Giuseppe Capogrosso | Makeup Artist |
| Costume & Make-Up | Elvio Dottori | Hairstylist |
| Art | Sergio Canevari | Production Design |
| Production | Gino Millozza | Production Manager |
| Directing | Mario Chiari | Script Supervisor |
