Watch Sadisflix. Unaccompanied by narration or interviews, contemporary imagery drawn from science fiction films, government propaganda films, US Air Force films, newsreels, NASA footage, and old television shows paints an impressionistic portrait of the dawn of the Space Age, to better understand why the Space Race became the paragon of the Cold War military rivalry between the Soviet Union and the United States and the ultimate propaganda vehicle for projecting the superiority of one society over the other.