A man suffers from the curse of lycanthrope and seeks help from doctor and wife team. They both turn out to be vampires and end up dueling it out with the werewolf star.

• Maxper Producciones Cinematográficas (Maximiliano Pérez Flórez)
• HIFI Stereo 70 Kg
• Paul Naschy
• Dyanik Zurakowska
• Manuel Manzaneque
• Aurora de Alba
• Julián Ugarte
• José Nieto
• Rosanna Yanni
• Gualberto Galbán