An aide at the American Embassy in London finds himself involved with both Scotland Yard and the French police over the kidnapping of the son of a Mafia boss who has spilled the beans back in the States.

Bill MacLean is a former CIA agent living in London. He had been fired when he stuck up for one of the men in his command who turned out to be branded a Russian defector. The embittered ex-agent combines forces with another operative to deliver a top Russian secret police official for a price. Before he can deliver the Russian, a trail of corpses and double crosses changes his plans. When his partner who concocted the scheme is murdered, MacLean returns the check to the CIA. They offer him his old job back, but the proud man refuses.

A ruthless woman takes advantage of gullible men to climb up the social ladder.

After an unauthorized letter suggesting U.S. support for a Russian attack on China is sent to Moscow, a former naval officer and his team go undercover to retrieve it. Their plans are disrupted when a cunning politician raids their hideout.

A boy is accidentally locked in a bank vault. With less than 10 hours of oxygen left in the vault, it becomes a race to save the boy.

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 imagery in the minds of patients, ostensibly to help them relax.

At the beginning of the 20th century an American woman is abducted in Morocco by Berbers, and the attempts to free her range from diplomatic pressure to military intervention.

Government officials discover a horrible plot: the Chinese are tunneling their way to the United States.

The rise to underworld eminence of the notorious Chicago gangster Artuto Ui - who bears a striking resemblance to Adolf Hitler.

The story revolves around the Dinky Doos, a provincial musical troupe living from hand to mouth.