Dr. Frankenstein and her assistant, Dr. Yanco, are going to bring one of their experiments to life in Santo Vs. Frankenstein's Daughter. She intends to use a monster named Ursus to do her evil bidding. Using a youth serum to retain their vitality, the doctors set their sights upon none other than El Santo. They need his super human blood to regenerate a stronger youth serum. They kidnap Santo's goddaughter, Norma and lure him into Dr. Frankenstein's lab where he is captured and enslaved. Will Santo make it out alive?

Innocent women are being kidnapped and used as guinea pigs for a brain transplant experiment. The diabolical Dr. Frankenstein continues his quest to perfect his brain transplant operation to bring back his deceased wife at any cost - even if it means playing with the lives of others. El Santo and Blue Demon are called in to help when their friend Alicia becomes Dr. Frankenstein's next target. It'll take both heroes to go up against the dastardly doctor and go mano a mano with his super strong zombie Golem.

Two screwballs get mixed up with monsters, mad scientists and vampires.

A mad doctor builds a robot in order to steal a valuable Aztec treasure from a tomb guarded by a centuries old living mummy.

Young singer becomes famous, has an affair with a married man.

Pitch, the mean-spirited devil, is trying to ruin Christmas. Santa Claus teams up with Merlin the Magician and the children of the world in order to save the day!

After facing defeat at the hands of Cristaldi the magician, Dracula is back to seek revenge and rule the world. With the help of Wolfman and his legion of followers, victory seems eminent. Professor Cristaldi, a descendant of the magician, is warned about Dracula's plans and calls upon El Santo and Blue Demon in the hopes that they can put the infamous Count and the werewolf down for good.

When Santo accompanies a troupe of archaeologists in the search for Aztec artifacts, they find the Mummy of an Aztec who leaves a warning to those who tamper with his resting place. The adventurers ignore the warning, and before long, the Mummy starts bumping them off one-by-one with his bow & arrow.

A scientist hypnotically regresses a woman to a previous life, a Mayan princess, who leads him to a secret tomb where the princess was buried - and the mummy of an ancient warrior, cursed to live after death and guard the treasure buried with her. Edited by Jerry Warren from the Mexican horror film LA MOMIA AZTECA, and following its general plot but with 36 minutes of new, American-made footage added and English narration in lieu of dubbed dialogue for the Mexican footage.

Left alone after her mother runs off with another man and her father kills himself, Elena attempts to make a new life for herself in a new city. Believing he's a friend, Elena goes to dinner with "Pretty Boy" Lucio, but he drugs her champagne and sells her to Rosaura, who runs a brothel out of her nightclub. Elena becomes a sensation as a dancer, but all the while she nurtures plans of revenge against those who have conspired against her.