Massimo Dallamano
Director
Bruno Di Geronimo
Story
Massimo Dallamano
Story
Bruno Di Geronimo
Screenplay
Massimo Dallamano
Screenplay
Peter M. Thouet
Screenplay
Edgar Wallace
Novel
Fulvio Lucisano
Producer
Leo Pescarolo
Producer
Horst Wendlandt
Producer
Ennio Morricone
Original Music Composer
Joe D'Amato
Director of Photography
Antonio Siciliano
Editor
Clarissa Ambach
Editor
Gastone Carsetti
Art Direction
Elisa Gut
Costume Designer
Dante Trani
Makeup Artist
Enrico Melonari
Production Manager
Giuliano Principato
Unit Manager
Wolfgang Fritsche
Production Manager
Luigi Urbani
Assistant Art Director
Francesco Vernier
Sound
Peter Ruddis
Sound
Luigi Ciccarese
Camera Operator
Sesto Salino
Key Grip
Enzo Zocchi
Gaffer
Giuliano Corso
Assistant Editor
Bruno Nicolai
Music Director
Neil Robinson
Dialogue Coach
Luciano Vittori
Film Processor
Fabio Testi
Enrico Rosseni
Karin Baal
Herta Rosseni
Cristina Galbó
Elizabeth Seccles (as Christine Galbo)
Joachim Fuchsberger
Inspector Barth
Günther Stoll
Professor Bascombe
Claudia Butenuth
Brenda Pilchard
Camille Keaton
Solange Beauregard
Maria Monti
Mrs. Erickson
Giancarlo Badessi
Mr. Erickson
Pilar Castel
Janet Bryant
Giovanna Di Bernardo
Helen Edmonds
Vittorio Fanfoni
Enrico's Landlord
Marco Mariani
Father Webber
Antonio Casale
Mr. Newton (as Antony Vernon)
Emilia Wolkowicz
Ruth Holden (as Emilia Wolkowich)
Daniele Micheletti
Mr. Bryant
Antonio Anelli
Father Herbert
Rainer Penkert
Mr. Leach, the Headmaster
Carla Mancini
Susan, a Student
Joe D'Amato
CID Officer w / The Daily Telegraph (uncredited)
John Gayford
Joseph Kane (uncredited)
Alfonso Giganti
Man at Church (uncredited)
Charles Howerton
Phillip Sullivan (voice) (uncredited)
Maria Michi
Brenda's Mother (uncredited)
Alfred Vohrer
Edgar Wallace (voice) (archive footage) (uncredited)
Joe Wadham
Policeman (uncredited)
Augusta Di Vincenzi
Woman in church (uncredited)
Rory MacDonald
Phillip Sullivan (uncredited)
