Sigurd
Tony Kendall
Lorelei
Helga Liné
Professor Von Lander
Ángel Menéndez
Doctor
Sergio Mendizábal
Brigitte (as Mary Sol Delgado)
Marisol Delgado
Teresa (as Vicky Hernandez)
Victoria Hernández
Maid (as Mary Vidal)
María Vidal
Preacher
Javier de Rivera
Old Man
Antonio Orengo
Boat Man
Cristino Almodóvar
Lorelei's Assistant (uncredited)
Bárbara Rey
Blonde Victim (uncredited)
Iris André
Elke Ackerman
Silvia Tortosa
Cavewoman #1 (uncredited)
María Luisa Tovar
Boarding School Principal
Josefina Jartin
Martha (as Lolita Tovar)
Loreta Tovar
Carlo Donati (as Joseph Thelman)
José Thelman
Mayor
Luis Induni
Blind Violinist
Francisco Nieto
Bride-to-Be
Betsabé Ruiz
Alberic
Luis Barboo
Original Music Composer
Antón García Abril
Director
Amando de Ossorio
Screenplay
Producer
José Antonio Pérez Giner
Executive Producer
Ricardo Muñoz Suay
Director of Photography
Miguel Fernández Mila
Editor
Antonio Gimeno
Hairstylist
Josefa Morales
Production Manager
Special Effects
Alfredo Segoviano
Assistant Camera
Francisco Bermejo Miranda
Production Assistant
Julio Arribas
Camera Operator
Fernando Espiga
Assistant Electrician
Julio Burgos
Set Designer
Alfonso de Lucas
Still Photographer
César Cruz
Assistant Set Decoration
Cruz María Baleztena
Sound Engineer
Tomás del Barrio
Assistant Makeup Artist
José Luis Morales
Script Supervisor
Gloria Roldán
Assistant Director
Paulino González
Makeup Artist
Dolores Merlo
Assistant Editor
Mercedes Gimeno
Ramón Escribano