Stream Who Was Lee Harvey Oswald? Online Free – Watch Full Movie from Home at 123Movies. . An investigative biography of the man at the center of the political crime of the 20th century. At the heart of the assassination lies the puzzle of Lee Harvey Oswald: Was he an emotionally disturbed lone gunman? Was he part of a broader conspiracy? Or was he an unwitting fall guy, the patsy, as Oswald himself claimed?