The Sinister Monk
- Cast: Karin Dor, Siegfried Lowitz, Harald Leipnitz, Siegfried Schürenberg, Eddi Arent
- Duration: 87 minutes
- Genre: Crime, Thriller, Mystery
- Rating: 6.7/10
- Release Date: 1965-12-17
A hooded serial killer finds a novel way to murder his victims--he lashes them to death with a whip. The police try to track him down before any more murders occur.
