Mutinous crew members hold a shipping magnate, Miss Carlisle, hostage.

Top boxer Arch Kingston left the business following the death of his brother in the ring. But he decides to come back one last time for promoter Harry Trent, only he doesn't trust Trent and asks Sam to use his ability in the ring to keep things honest.

Casey's attempt to help a noted female scientist defect from an Iron Curtain country is hampered by the woman's daughter, whose attachment to a double-crosser jeopardizes the trio's escape.

Sam must foil an assassination plot against Alexander Kodesko, an activist\n\nfrom Lithuania, when Officer Nick Brodenski, who is assigned to crowd\n\ncontrol of a rally by Kodesko, is photographed in Lithuania when he claims\n\nto have been in Mexico.

Sam's friend Buffalo Bill gets him a job working on the pit crew for the racing car The Special. Buffalo doesn't know that his boss is involved with sabotage, and has hidden Dutrium--a powerful explosive--in The Special

In order to stop a civil war, agent Sam Casey must restore a notorious dictator to power.