Bruno Halder a sinister scientist seeking revenge against his brother and niece is resurrected by Waldo his faithful sidekick. Besides his minions of zombies Halder enlists the help of Wolfman, Franquestain, a Vampire, a Mummy and a Cyclops. Once again the survival of mankind is put in the hands of Santo
A movie divided in two segments, the first "La puerta" (The Door) is about a high society gathering in which a door inside the mansion leads to a bizarre corridor where a naked and menacing human figure appears. The second "La mujer del carnicero" (The Butcher's Wife) is set during the Mexican revolution and is about horrifying hallucinations felt by a lieutenant after committing a murder.
Love, infidelity and desire are the protagonists of three stories full of entanglements and romance.
