William Berger
Dr. Orloff
William Berger
Dr. Orloff
Montserrat Prous
Melissa Comfort
Edmund Purdom
Inspector Crosby
Loreta Tovar
Martha Comfort
Robert Woods
Sweet Davey Brown
Lina Romay
Sweet Davey Brown's Girlfriend
Kali Hansa
Lady Flora Comfort
Joaquín Blanco
Agent Michel
José Manuel Martín
Albert Mathews
Jaume Picas
Sir Henry Robert Comfort
Jesús Franco
Lord Comfort (uncredited)
Jesús Franco
Director
Roberto Fandiño
Editor
Antonio Millán
Cinematography
Jesús Franco
Screenplay
José Massagué
Set Decoration
E. Cervera de la Torre
Assistant Makeup Artist
Carmen Menchala
Makeup Artist
Hipólita López
Hairstylist
Antonio Cervera
Production Manager
Anne Settimó
Assistant Director
Máximo L. Piedra
Still Photographer
Alberto Prous
Camera Operator
Juan Prous
Assistant Camera
Nicolás Muñoz
Assistant Editor
Isidre Prous
Production Assistant