An American writer living in Rome witnesses an attempted murder that is connected to an ongoing killing spree in the city, and conducts his own investigation despite himself and his girlfriend being targeted by the killer.
Released: Feb 27, 1970
Runtime: 96 minutes
Genre: Horror, Mystery, Thriller
Stars: Tony Musante, Suzy Kendall, Enrico Maria Salerno, Eva Renzi, Umberto Raho, Renato Romano
Crew: Dario Argento (Director), Carlo Diotallevi (Sound), Vittorio Storaro (Director of Photography), Ennio Morricone (Original Music Composer), Enrico Umetelli (Camera Operator), Sergio Fraticelli (Assistant Editor)