In Turin, a blind enigma and a young enterprising journalist, investigating the death of a scientist, run into a series of mysterious murders against some researchers working at the Terzi Institute, a center where the heredity and genetics of criminals.
Cast
Carlo Giordani
Franco Arnò
Anna Terzi
Lori
Prof. Fulvio Terzi
Manuel
Police Superintendent Spini
Dr. Braun
Bianca Merusi
Dr. Casoni
Dr. Calabresi
Righetto, the photographer
Gigi the Loser (Scalogna)
Dr. Esson
Dr. Mombelli
Spimi's assistant
Morsella
Barber
Manuel's ex-lover
Doctor of the night shift, duty off
Doctor of the night shift, duty on
Taxi telephone operator
Terzi's butler
Film starlet (as Marie Luise Zetha)
(credit only)
(unidentified)
Lori's Babysitter
(uncredited)
Solmi, Chief of Police
(uncredited)
District attorney
(uncredited)
Policeman that speaks with Morsella
(uncredited)
Giuseppe (Don Peppi')
(uncredited)
Old lady crossing the street
(uncredited)
Policeman in Terzi's Institute
(uncredited)
Man in the Terzi's Institute
(uncredited)
St. Peter's Club barman
(uncredited)
St. Peter's Club client #1
(uncredited)
St. Peter's Club client #2
(uncredited)
St. Peter's Club client #3
(uncredited)
St. Peter's Club client #4
(uncredited)
St. Peter's Club client #5
(uncredited)
"The priest"
(uncredited)
Billiard hall client #1
(uncredited)
Billiard hall client #2
(uncredited)
Billiard hall client #3
(uncredited)
Smoker in the billiard hall
(uncredited)
Credits for the identifications
Walter Pinelli, Giuseppe Marocco, Quinto Marziali were identified by Johan Melle.
Ferruccio Fregonese, Sandro Mondini, Osvaldo Peccioli, "Old gangster" were identified by Ciavazzaro.
Manlio Della Pria, Aldo Barozzi, Gennarino Pappagalli, Aristide Caporale, "Man with squared head", Ettore Arena, Fortunato Cecilia, Regina Elena Bisio, Angelo Casadei, Filippo Perego were identified by Emiliano.