Stage magician/amateur detective helps police to solve a murder.

This is the story of a convict fellow whose brother is a bright scientist that discovers a vaccine against a deadly infection. The clash between good and evil moves the convict to search into his soul and find the goodness that will lead him to the ultimate sacrifice.

Stage magician Fu Manchu uses his illusions and trickeries to find a murderer.

British-born David T. Bamberg was a magician who went by the stage name of Fu Manchu. He was so popular in Mexico and South America that he was given the opportunity to star in a series of crime / horror / mystery films between 1943 and 1949. This is one of them.

A magician suspected of having killed a colleague is arrested by the police, but his assistant helps him escape.