Colonel Alexei Vlassov, a Soviet spy, defects in France and is taken to the U.S. where Allan Davies assumes the case. Vlassov names several Western European agents who are also spying for the Soviets, but they begin to die under mysterious circumstances after being listed.

The Serpent
The Cold War thriller follows a Soviet diplomat who masterminds a intricate plan to defect to the West, putting his life and freedom at risk.