Elenco
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)
Equipe
Jesús Franco
Director
Roberto Fandiño
Editor
Antonio Millán
Cinematography
Jesús Franco
Screenplay
Anne Settimó
Assistant Director
E. Cervera de la Torre
Assistant Makeup Artist
Alberto Prous
Camera Operator
Juan Prous
Assistant Camera
José Massagué
Set Decoration
Máximo L. Piedra
Still Photographer
Nicolás Muñoz
Assistant Editor
Isidre Prous
Production Assistant
Hipólita López
Hairstylist
Carmen Menchala
Makeup Artist
Antonio Cervera
Production Manager