Générique complet
Le tueur à l'orchidée
Antonio Sabàto
Mario Gerosa
Uschi Glas
Giulia Torresi
Pier Paolo Capponi
Inspector Vismara
Rossella Falk
Elena Marchi
Marina Malfatti
Kathy Adams
Renato Romano
The Priest
Claudio Gora
Raffaele Ferri
Gabriella Giorgelli
Ines Tamburini - aka Toscana
Aldo Barberito
Lt. Palumbo
Bruno Corazzari
Barrett
Franco Fantasia
Lt. Renzi
Petra Schürmann
Concetta De Rosa
Ivano Davoli
Palmieri
Linda Sini
Wanda
Nello Pazzafini
Giovanni Rau
Carla Mancini
Anna's Maid
Enzo Andronico
Hotel Manager
Fulvio Mingozzi
Agent
Nestore Cavaricci
Agent
Marisa Mell
Anna Sartori / Maria Sartori
Armand Cava
Man (uncredited)
Ermelinda De Felice
The Doorkeeper (uncredited)
Filippo Del Bello
Parish priest (uncredited)
Vera Drudi
Asylum Patient (uncredited)
Tom Felleghy
Dr. Harris (uncredited)
Lina Franchi
Prostitute (uncredited)
Camille Keaton
Hippie Girl on Couch (uncredited)
Alba Maiolini
Asylum Patient with Doll (uncredited)
Ivana Novak
Asylum Nurse (uncredited)
Fulvio Pellegrino
Policeman (uncredited)
Andrea Scotti
Conductor (uncredited)
Alessandro Tedeschi
Man at Cemetery (uncredited)
Maria Tedeschi
Asylum Patient (uncredited)
Bill Vanders
Member of the Methodist Church (uncredited)
Sandra Wolff
Secretary (uncredited)
Augusta Di Vincenzi
Woman at the airport (uncredited)
Réalisation
Scénario
Roberto Gianviti
Scénario
Umberto Lenzi
Scénario, Histoire
Cornell Woolrich
Roman
Edgar Wallace
Roman
Production
Lamberto Palmieri
Production, Production Coordinator
Renato Romano
Production
Giacomo Caló Carducci
Production Designer
Sergio Borelli
Production Manager
Herbert Kerz
Production Manager
Image
Montage
Son et musique
Riz Ortolani
Musique, Conductor
Renato Marinelli
Sound Effects
Bruno Moreal
Mixage
Guido Ortenzi
Sound Engineer
