The Crime Doctor's Warning

Based on the 1930s comic strip, The Shadow is put up against his archenemy Shiwan Khan, who plans to take over the world by holding a city to ransom using an atom bomb. Using his powers of invisibility and "the power to cloud men's minds", The Shadow comes blazing to the rescue with explosive results.

The Japanese detective rounds up a league of assassins for Scotland Yard.

A private detective is hired to find a young heiress but finds himself accused of murder.

A deranged artist who may have murdered his wife is investigated by the Whistler.

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.

A drifter claims the money in an old bank account. Soon he finds himself the target of two men who turn out to be the sons of the man's old partner, who is now in prison because of a conflict with him over the money in that account.

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 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

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!

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.

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!

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.

Mr. Moto goes undercover to find out who has been blowing up oil wells and trying to gain total control of all the oil leases from a petroleum-rich Middle Eastern country.

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.