Rodolfo García

In this Mexican version of Winterset (inspired by the 20s Sacco Vanzetti case) an idealistic youth searches for the culprit behind a crime that his father was wrongly accused of several years before.

A mad scientist terrorizes a city by kidnapping young women with his ape-man Gomar and then using them as subjects in sadistic brain transplant experiments. A female wrestler whose sister was one of the victims swears vengeance against the Mad Doctor.

Intimate problems and the wickedness of friends is resolved in the ring.

A physician launches his own investigation into a gang of opium traffickers, while a mother who lost her son to the drug vows revenge against those who led him into that world.

Dolores, an innocent country girl, arrives as a maid to a rich house, where she meets a street vendor with whom she falls in love, until the dangers of the city catch up with her.

A thief commits several misdeeds and, to mislead the police, keeps jewelry in the house of his fiancée, whom he seduces to prevent her from discovering the theft.