please go to cnn.com/violentearth. i m liev schreiber. thanks for watching. good night. [narrator] previously on secrets & spies. [tim naftali] he sells their souls to the soviets. he sells their lives. aldrich ames is voluntarily killing people. [aldrich ames, on recording] [sir david omand] gordievsky knew that they had surreptitiously entered his flat, and that his flat was bugged. [oleg gordievsky] [alexander vassiliev] so, what do you do to officers who betray their own motherland? you execute them. [crowd cheering] [narrator] this is the unseen story of the cold war. fought not by politicians. but by secret agents. [jack barsky] there was complete misunderstanding on either side. it s very difficult to determine whom you can trust. [narrator] as the soviet union faces off with the west in the early 1980s. two spies play a dangerous game from the shadows. they seek to win the upper hand while the world stands on the brink of nuclear war. these are their stories in their
please go to cnn.com/violentearth. i m liev schreiber. thanks for watching. good night. [narrator] previously on secrets & spies. [tim naftali] he sells their souls to the soviets. tiously entered his flat, and that his flat was bugged. [oleg gordievsky] [alexander vassiliev] so, what do you do to officers who betray their own motherland? you execute them. [crowd cheering] [narrator] this is the unseen story of the cold war. fought not by politicians. but by secret agents. [jack barsky] there was complete misunderstanding on either side. it s very difficult to determine whom you can trust. [narrator] as the soviet union faces off with the west in the early 1980s. two spies play a dangerous game from the shadows. they seek to win the upper hand while the world stands on the brink of nuclear war. these are their stories in their own words. testimony pieced together from interviews over the years. [oleg] after 11 years of secret work, maybe i develop paranoia. .and never-before-