In San Francisco’s Chinatown, Charlie helps two different people search for their missing relatives and uncovers a murder for insurance scheme.

A criminal mastermind known as The Crimson Ghost is out to steal a device called the Cyclotrode, which can short-circuit all electrical current on the planet.

An underhand solicitor receives threatening notes, and the police are called in to protect him.

In this crime drama, an escaped convict is recaptured and charged with killing two people in a lonely waystation during a snowstorm. Fortunately, a novelist is around to prove him…

Ambulance driver Frank Jessup is ensnared in the schemes of the sensuous but dangerous Diane Tremayne.

Magazine writer Ann Mason infiltrates the United Defenders, a public service organization which is actually a front for racketeers. But a case of amnesia threatens to blow her cover.

Bart Tare is an ex-Army man who has a lifelong fixation with guns, he meets a kindred spirit in sharpshooter Annie Starr and goes to work at a carnival. After…

In a mansion full of secret rooms and passageways, people are dying shortly after seeing the ghost of a woman in gray, as an old legend dictates. Called in to…

An insurance investigator tumbles onto a series of similar deaths, by brain hemorrhage, of patients of a psychiatric clinic in France where therapy involves a device which can implant visual…

Fresh from Chinatown in New York, Harry Young has taken over the illegal import business in the seamy Limehouse district of London, where he cold-bloodedly disposes of rivals and runs…

A police detective uses his girlfriend to track down a homicidal maniac.

Unknown to everyone but his shady Middle Eastern bosses, watchmaker Hawkins is actually a professional hired assassin with a predilection for killing his targets with bombs. After disposing of a…