A chief of detectives, homicide section, kills his mistress and deliberately leaves clues to prove his own responsibility for the crime.
|吉安·马里亚 (Gian Maria Volontè)||饰||Il Dottore - Former Head of Homicide Squad|
|弗洛琳达·布尔康 (Florinda Bolkan)||饰||Augusta Terzi|
|詹尼·圣图乔 (Gianni Santuccio)||饰||Questore|
|Orazio Orlando||饰||Brigadiere Biglia|
|Sergio Tramonti||饰||Antonio Pace|
|出品公司||Vera Films S.p.a.|
|发行公司||Columbia Films (Chinese subtitles) (1971) (Theatrical) (Hong Kong)|
|Lucky Red (2013) (Blu-ray) (Italy)|
|Columbia Film (1970) (Theatrical) (Sweden)|
|Columbia-Kamera (1970) (Theatrical) (Norway)|
|Columbia C.E.I.A.D. (1970) (Theatrical) (Italy)|
|Columbia Films (1970) (Theatrical) (France)|
|Columbia Pictures of Argentina (through Warner-Columbia Films) (1971) (Theatrical) (Argentina)|
- Cannon had hoped to remake this in the mid 1980s with 西德尼·吕美特 or 安德烈·康查洛夫斯基 directing. 阿尔·帕西诺 and 克里斯托弗·沃肯 were to star, and 保罗·施拉德 would have been the screenwriter.
- The main character's name is never revealed.
- First part of the "Trilogy of Neurosis", also including La classe operaia va in paradiso (1971) and 私有财产并非赃物 (1973).