Journalist Mike Harway decides to help his friend Christine in her search for her father, professor Baker, who mysteriously disappeared. The investigation brings them to Africa where they are captured and brought to the El Faium abandoned fort. It now hosts a laboratory designed by the twisted mind of Devilman, who dreams of swapping his natural brain with an artificial one that will make him perfect.

• Società Europea Cinematografica (SEC)
• G. V. Cinematografica
• Guy Madison
• Luisa Baratto
• Giovanni Cianfriglia
• Diana Lorys
• Luciano Pigozzi
• Valentino Macchi
• Bill Vanders