Flash Gordon is a 1936 film serial which tells the story of three people from Earth who travel to the planet Mongo to fight the evil Emperor Ming the Merciless. Buster Crabbe, Jean Rogers, Charles Middleton, Priscilla Lawson and Frank Shannon played the central roles. This serial has been selected for preservation in the United States National Film Registry.
Google free movies 1970-1990- Fantasy
Google free classic movies 1900-1970- Fantasy