On screen
Cast
11 credited performers
Farley Granger
Spike
Lucia Bosè
Sylvia Forrest
Giacomo Rossi Stuart
Donald Forrest
Stelvio Rosi
Dr. Williams
Artwork unavailable
Mia Genberg
Susan West
Gianni Medici
Joe
Artwork unavailable
Angelo Francesco Lavagnino
Prof. Lawrence
Artwork unavailable
Dino Fazio
Inspector Wright
Artwork unavailable
Giulia Rovai
Joe's Girl
Franco Beltramme
Det. Sam
Loredana Nusciak
Model for Photo of Lady Sheila Marlowe