A reporter and a blind, retired journalist try to solve a series of murders. The crimes are connected to experiments by a pharmaceutical company in secret research. The two end up becoming targets of the killer.
as Carlo Giordani
as Franco ArnĂ²
as Anna Terzi
as Police Supt. Spini
as Dr. Braun
as Bianca Merusi
as Dr. Casoni
as Dr. Calabresi
as Righetto (cameraman)
as Gigi the Loser
as Dr. Esson
as Dr. Mombelli
as Spimi's man
as Morsella
as Barber
as Manuel's ex-lover
as Prof. Manera
as Taxi driver
as Telephone operator
as Film starlet
as Lori
as Manuel
as Prof. Fulvio Terzi
as Billiard Player (uncredited)
as Smoker in the Billiard Hall (uncredited)
as Chief of Police Salmi (uncredited)
as Lori's Babysitter (uncredited)
as Man at Table in the Saint Peter's Club (uncredited)
as Man in the Terzi's Institute (uncredited)
as (uncredited)
as Policeman - Speaks with Morsella About Food (uncredited)