07/03/1975
An English pianist living in Rome witnesses the brutal murder of his psychic neighbor. With the help of a tenacious young reporter, he tries to discover the killer using very unconventional methods. The two are soon drawn into a shocking web of dementia and violence.
David Hemmings
as Marcus Daly
Daria Nicolodi
as Gianna Brezzi
Gabriele Lavia
as Carlo
Macha Méril
as Helga Ulmann
Eros Pagni
as Supt. Calcabrini
Giuliana Calandra
as Amanda Righetti
Piero Mazzinghi
as Bardi
Glauco Mauri
as Prof. Giordani
Clara Calamai
as Marta
Aldo Bonamano
as Carlo's Father
Liana Del Balzo
as Elvira
Vittorio Fanfoni
as Cop Taking Notes
Dante Fioretti
as Police Photographer
Geraldine Hooper
as Massimo Ricci
Jacopo Mariani
as Young Carlo
Furio Meniconi
as Rodi
Fulvio Mingozzi
as Agent Mingozzi
Lorenzo Piani
as Fingerprint Cop
Salvatore Puntillo
as Police Agent
Piero Vida
as Fat Cop
Nicoletta Elmi
as Olga
Dario Argento
as Murderer's Hands (uncredited)
Salvatore Baccaro
as Fruit Vendor (uncredited)
Omero Capanna
as Hitman (uncredited)
Bruno Di Luia
as Concerned Man in Restroom (uncredited)
Attilio Dottesio
as Florist (uncredited)
Tom Felleghy
as Surgeon (uncredited)
Glauco Onorato
as (uncredited)
Marilù Tolo
as Carol (archive footage) (uncredited)
Franco Vaccaro
as Pietro Valgoi (uncredited)
Gianni Di Segni
as Rabbi (uncredited)
Mario Pascucci
as Library Caretaker (uncredited)
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