This is a documentary about the history of superheroes in film. It covers but is not limited to: Tailspin Tommy (1934), Ace Drummond (1936), Flash Gordon (1936), (Zorro Rides Again (1937), Buck Rogers Conquers the Universe (1939), The Green Hornet (1940), The Adventures of Captain Marvel (1941), Captain Midnight (1942), The Phantom (1943), Batman (1943), Captain America (1944), The Crimson Ghost (1946), Superman (1948), King of the Rocket Men (1949), Captain Video - Master of the Stratosphere (1951), Radar Men From the Moon (1952), etc.