Frank Finlay
Chandu
Frank Finlay
Chandu
Marcia Layton
Lisa / Lenore
Melanie Shatner
Eva
Frank Braña
Felix
Luis Fernando Alvés
Chris
Brad Fisher
Hawk
Kaethe Cherney
Candy
Paul Birchard
Billy
Emilio Linder
Eddie
Juan Piquer Simón
Screenplay
Juan Piquer Simón
Producer
Juan Piquer Simón
Director
Julio Bragado Darman
Director of Photography
Basilio Cortijo
Special Effects
José Gutiérrez Maesso
Executive Producer
H.P. Lovecraft
Story
Werner Pochath
Casting
Linda Moore
Writer
Tim Souster
Music
David Coleman
Writer