Mimsy Farmer
Simona Sanna
Barry Primus
Father Paul Lenox
Ray Lovelock
Riccardo
Angela Goodwin
Danielle
Massimo Serato
Gianni Sanna
Ernesto Colli
Ivo
Antonio Casale
Inspector Silvestri
Giovanni Di Benedetto
Professor Mari
Pier Giovanni Anchisi
Archivist at Criminal Museum (as Piero Anchisi)
Sergio Sinceri
Doctor
Massimo Ciprari
Audience Watching Car Race (uncredited)
Luciano Foti
Painter in Casino (uncredited)
Cindy Girling
Blonde Corpse (uncredited)
Margherita Horowitz
American Tourist (uncredited)
Carla Mancini
Nurse (uncredited)
Giuseppe Marrocco
Man at Casino (uncredited)
Giulio Massimini
Waiter (uncredited)
Franco Moruzzi
Bystander (uncredited)
Michele Starck
Corpse (uncredited)
Alessandra Vazzoler
Fat Corpse (uncredited)
Luciano Zanussi
Doctor at Autopsy (uncredited)
Maria Grazia Smaldone
Naná (uncredited)
Carlo Cataneo
Lello Sanna
Gaby Wagner
Betty Lenox
Leonardo Severini
Caretaker
Eleonora Morana
Eleonora
Maria Pia Attanasio
Aunt Elvira
Pupino Samonà
Doctor with beard
Bruno Alias
Man in Restaurant (uncredited)
Barbara Lay
Suicidal woman in the bathroom (uncredited)
Enrico Palombini
Pool Attendant (uncredited)
Sandra Wolff
American Tourist (uncredited)