"A respected doctor becomes the prime suspect in a series of gruesome murders."
Mickey Hargitay
as Herbert Lyutak
Rita Calderoni
as Marcia Lyutak
Raul Lovecchio
as Inspector Edwards
Tano Cimarosa
as John Lacey
Christa Barrymore
as Joaquine
Carmen Young
as Bonita (U.S. version only)
Marcello Bonini Olas
as Barman
William Darni
as Willy
Max Dorian
as Richard
Stefania Fassio
as First Victim
Stefano Oppedisano
as Journalist
Cristina Perrier
as Laurel
Katia Cardinali
as Miss Heindrich
Renato Polselli
Director
Writer
Otello Colangeli
Editor
Gianfranco Reverberi
Music
Giuseppe Ranieri
Production Design
Mario Maestrelli
Production Manager
Ugo Brunelli
Director of Photography
Producer
