Elenco
Barbara Steele
Cleo Hauff
Walter Brandi
Albert Kovac
Mirella Maravidi
Corinne Hauff
Alfredo Rizzo
Dr. Nemek
Riccardo Garrone
Joseph Morgan
Luciano Pigozzi
Kurt - the Gardener
Ennio Balbo
Oscar Stinnel
Renato Lupi
Archivist of the town hall
Tilde Dall'Aglio
Louise - the Maid
Ignazio Dolce
Policeman
Lucio Zarini
Piero Sartori
Armando Guarnieri
Ivert / Ivatch
Pietro Martellanza
Morgan - Assistant (uncredited)
Antonio Pierfederici
Inspector (uncredited)
Umberto Raho
Dr. Hauff (uncredited)
Equipe
Massimo Pupillo
Director
Romano Migliorini
Screenplay
Ruth Carter
Adaptation
Cesare Mancini
Adaptation
Roberto Natale
Screenplay
Aldo Piga
Original Music Composer
Massimo Pupillo
Producer
Mariano Arditi
Editor
Serge Selig
Costume Design
J.R. Coolidge
Executive Producer
Francesco Merli
Producer
Bud Dexter
Makeup Artist
Carlo Di Palma
Director of Photography
Felix C. Ziffer
Executive Producer
Ralph Zucker
Producer
Edgar Allan Poe
Novel