En skygge blandt skyggerne, en isnende latter, en retfærdighedens hånd, der nådesløst strækker sig ud efter New Yorks gangstere. Den legendariske superhelt The Shadow har sluppet sine kræfter løs. Forbryderverdenen i New York skælver af frygt overfor denne magtfulde og næsten usynlige fjende. The Shadow skjuler sin identitet i skikkelse af den rige playboy Lamont, der nyder det søde liv blandt New Yorks elite. Han er hyppig gæst i de mest eksklusive klubber og restauranter, men er der forbrydelser i gang, er han altid på pletten. Snart møder han sin ligemand, Shiwan Khan, der er den sidste slægtning til erobreren Djengis Khan. Shiwan Khan vil følge i sin uhyggelige forfaders fodspor og erobre verdensherredømmet. Til sin overraskelse, og meget mod sin vilje, finder The Shadow en allieret i den smukke Margo Lane, og sammen tager de kampen op mod den stærke fjende.
A private detective is hired to find a young heiress but finds himself accused of murder.
A guilt-ridden man blames himself for his wife's death and secretly pays an assassin to kill him. But then he finds out that his wife isn't dead at all. And now the assassin is on his trail, with no way to call off the hit.
Losing his memories of the last few days, neurologist Dr. Steele is told that his wife has been brutally murdered. Steele, aware of his conniving wife's infidelity, believes he may have been the killer and enlists the aid of his pretty nurse Stella to hypnotize him into recovering his lost memories.
Artist David Stuart is blinded by a jealous model whose portrait he is painting. His fiance's father generously offers his eyes for a sight restoring operation. There's only one hitch: Stuart has to wait until after the man dies. Not surprisingly, when the benefactor dies a very premature death, suspicion falls on the artist.
In the 7th film of the "Crime Doctor" series based on the radio program, Dr. Robert Ordway is summoned to take attend a diabetic, and gives an injection of insulin taken from a bottle in the patient's pocket. The man dies and Ordway discovers that what he thought was insulin was really poison. Oops! Two other people are murdered before Ordway discovers who replaced the insulin with poison and what the motive was
A Japanese man claiming to be Mr. Moto, of the International Police, is abducted and murdered soon after disembarking from a ship at Port Said in Egypt. The real Mr. Moto is already in Port Said, investigating a conspiracy against the British and French governments.
A dying millionaire marries his nurse for companionship, only to experience a miracle cure.
In this drama, a trucker's business is nearly destroyed after he is wrongfully accused of killing a policeman with whom he recently quarreled.
Celebrated as supersleuth, Mr. Moto comes out fighting when a brutal boxing match turns into cold-blooded murder! Assisted by detective-in-training Lee Chan, Moto sets out to track down the killer based on a single ominous clue: a poisoned boxing glove! But when Moto's hunch points to a corrupt gambling syndicate, he's forced to wager his very life to unmask the culprit—or go down for the count...permanently!
When a man dies of a heart attack, a stage and radio mentalist believes he has willed him to die because he was angry with the man. Riddled with guilt, the mentalist cancels further shows, breaks off his engagement to his female partner, who can read minds while in a hypnotic trance, and takes refuge in the eerie wax-museum-cum-home of another woman friend.
A criminal psychologist treats an artist whose blackouts coincide with a series of murders.
A woman uses a deck of cards to predict death within 24 hours for a stranger sitting at a bar, then tries to help him remember who he is based on items in his pockets.
In the jungle near Angkor Wat in Cambodia, Mr. Moto poses as an ineffectual archaeologist and a venerable holy man with mystical powers to help foil two insurgencies against the government.
Mr. Moto is in Egypt to thwart a criminal mastermind determined to steal the priceless crown of the Queen of Sheba. When the precious treasure is transported to America, Mr. Moto must race against time to unmask the cunning thief who will stop at nothing—not even murder—to get what he wants.
The Japanese detective rounds up a league of assassins for Scotland Yard.
Attorney Wayne Fletcher and his secretary have an affair. When Wayne's wife is found smothered to death, he becomes the prime suspect. As the police investigate the murder, a psychic with questionable motives tries to contact the deceased woman. Soon, Wayne begins seeing visions of his dead wife, and other people involved with the case begin to be killed, one by one.
Mr. Moto Heads to China on a quest for seven ancient scrolls that reveal the location of Genghis Khan's tomb—a crypt filled with fabulous treasure! But Moto isn't the only one stalking the scrolls—so is a shadowy band of thieves. But when his ruthless rivals go too far, the mild-mannered detective's quest for antiquities becomes a passion for vengeance—because if he can't bring these villains to justice... he'll bring them to their knees.
When his import/export business infiltrated by international diamond smugglers, Mr. Moto must follow a trail of clues littered with beautiful women, glittering gems and deadly assassins. Making his way from the mysterious streets of San Francisco's Chinatown to the dark and dangerous alleys of Shanghai, Mr. Moto will stop at nothing to bring the culprits to justice...even if it means making the ultimate sacrifice!
Blackie is arrested when retrieving stolen gems from a safety deposit box for a friend.