1962 spy thriller starring Frank Sinatra, follows a Communist plot to brainwash American soldiers into becoming sleeper agents during the Korean War. Also stars Janet Leigh and Angela Lansbury in an Oscar-winning performance.
Raymond Shaw (Laurence Harvey) becomes a decorated war hero, much to the concern of his intelligence officer Ben Marco (Sinatra). Plagued by a reoccurring nightmare of Shaw murdering two of his squad members, Marco explores the reasoning behind Shaw's heroism award and uncovers disturbing Cold War tactics: an American soldier has been programmed by Chinese communists to assassinate a presidential candidate.
Based on the novel by Richard Condon, a second film adaptation was made in 2004 directed by Jonathan Demme, starring Denzel Washington and Meryl Streep.