Delving into the least-known facets of notorious assassin Lee Harvey Oswald's history, this intriguing documentary details the future killer's years living in the former Soviet Union during the Cold War. Filmed in Minsk, where Oswald resided, the movie draws on recently declassified KGB files, archival Soviet footage, Oswald's diary, interviews and more to paint a portrait of the man who would ultimately become famous for killing John F. Kennedy.