Flash Gordon is a 1936 superhero serial film. Presented in 13 chapters, it is the first screen adventure for Flash Gordon, the comic-strip character created by Alex Raymond in 1934. It presents the story of Gordon's visit to the planet Mongo and his encounters with the evil Emperor Ming the Merciless. Buster Crabbe, Jean Rogers, Charles Middleton, Priscilla Lawson and Frank Shannon portray the film's central characters. In 1996, Flash Gordon was selected for preservation in the United States National Film Registry by the Library of Congress as being "culturally, historically, or aesthetically significant". Chapter summaries "The Planet of Peril" The planet Mongo is on a collision course with Earth. Dr. Alexis Zarkov takes off in a rocket ship to Mongo with Flash Gordon and Dale Arden as his assistants. They find that the planet is ruled by the cruel Emperor Ming, who lusts after Dale and sends Flash to fight in the arena. Ming's daughter, Princess Aura, tries to spare Flash's life. "The Tunnel of Terror" Aura helps Flash to escape as Zarkov is put to work in Ming's laboratory and Dale is prepared for her wedding to Ming. Flash meets Prince Thun, leader of the Lion Men, and the pair return to the palace to rescue Dale. "Captured by Shark Men" Flash stops the wedding ceremony, but he and Dale are captured by King Kala, ruler of the Shark Men and a loyal follower of Ming. At Ming's order, Kala forces Flash to fight with a giant octosak in a chamber filling with water. "Battling the Sea Beast" Aura and Thun rescue Flash from the octosak. Trying to keep Flash away from Dale, Aura destroys the mechanisms that regulate the underwater city. "The Destroying Ray" Flash, Dale, Aura and Thun escape from the underwater city, but are captured by King Vultan and the Hawkmen. Dr. Zarkov befriends Prince Barin, and they race to the rescue. "Flaming Torture" Dale pretends to fall in love with King Vultan in order to save Flash, Barin and Thun, who are put to work in the Hawkmen's atomic furnaces. "Shattering Doom" Flash, Barin, Thun and Zarkov create an explosion in the atomic furnaces. "Tournament of Death" Dr. Zarkov saves the Hawkmen's city in the sky from falling, earning Flash and his friends King Vultan's gratitude. Ming insists that Flash fight a tournament of death against a masked opponent, revealed to be Barin, and