The cop Mike Young arrests a beautiful vampire lady named Velma. He is seduced by her and falls in love. He helps her overcome her vampire heritage, but the untroubled togetherness will not last.; In the steaming Amazon jungle, "Creature from the Black Lagoon"-like creatures kidnap a woman from an expedition. They drug her and want to make her the queen of the lizard people. Her boyfriend intervenes and buries the creatures under an avalanche of rocks.; The witch Zita must supply Satan with men's souls. To this purpose Zita runs a derelicts' home, the "Mission of Lost Souls", forcing her residents into a pact with the devil. The reporter Sam Brant goes in undercover and puts an end to Zita's evil reign.; Lucinda Dell meets stranger on a train. When he gets off, he leaves his wallet. The woman investigates. A murder mystery unravels. In the end the wrongdoer gets exposed.; "Little is known of the fabulous situation which existed many centuries ago in the foothills of the Andes mountains of south America..." Discovering a king's burial chambers, three explorers confront living mummies and one of the men is captured and made into another mummy.; "Paris was in the throes of a fearful crime wave in the summer of 1893..." A son imitates his father's crimes and is beheaded by the wax dummy of the executioner who beheaded his criminal father 30 years earlier.