Dr. Mark Sloan is a good-natured, offbeat physician who is called upon to solve murders.

When shadowy U.S. intelligence agents blackmail a reformed computer hacker and his eccentric team of security experts into stealing a code-breaking 'black box' from a Soviet-funded genius, they uncover a bigger conspiracy. Now, he and his 'sneakers' must save themselves and the world economy by retrieving the box from their blackmailers.

A hard-nosed, hard-living Marine gunnery sergeant clashes with his superiors and his ex-wife as he takes command of a spoiled recon platoon with a bad attitude.

A veteran secret service officer from Britain hijacks a government shipment of $15 million of gold out of an irritation for never being knighted.