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 him and his girlfriend being targeted by the killer.
Sam Dalmas
Julia
Inspector Morosini
Monica Ranieri
Alberto Ranieri
Professor Carlo Dover
Monti
Berto Consalvi
Faiena
Garullo
Victim
Police Detective
Police Detective
Antique Dealer
Tina
Girl Watching TV
Police Detective
Sandra Roversi (uncredited)
Professor Rinaldi (uncredited)
Needles (uncredited)
Old Lady in Fog (uncredited)
Passerby who calls the Police (uncredited)
Mario Zandri (uncredited)
Policeman (uncredited)
