Vienna, 1956. After Soviet tanks crush the Hungarian uprising, soldier-of-fortune Michael Reynolds is hired to help a threatened Hungarian scientist escape from Budapest.

Eddie Rico, the erstwhile bookkeeper for a big Mafia boss, is now making a living as an honest merchant in Florida with his family. Things go sour when the police start a search for his syndicate-linked brothers who are on the lam after a big hit, forcing Eddie to get involved with the Mafia again.

When Count Contini attempts to destroy the world's economy by masterminding the theft of $1 billion in U.S. gold, ICE chief MacDonald summons secret agent Matt Helm to stop him.

Having lost his heavyweight championship match, boxer Ernie Driscoll now drives a taxi for a living and earns the scorn of his nagging wife, Pauline, who blames him for her lack of social status. Involved with jewel thief Victor Rawlins, Pauline is murdered by him when she impedes his ability to fence the jewels. Blamed for his wife's murder, Ernie must track down Rawlins before he leaves the country