Strap on your jet pack, fasten your seat belt and blast off with a thrilling 5 disc collection of rare science-fiction serials from the Golden Age of Cliffhanging Adventure!

The Phantom Empire (1935) (Disc 1 & 2)
Singing cowboy Gene Autry stars in one of the oddest serials ever made. Framed for murder, Autry (playing himself) must contine making daily broadcasts of his radio show or lose his Radio Ranch, all the while evading the authorities and trying to prove his innocence. if that isn't enough, he also has to battle the denizens of the secret, ancient underground Kingdom of Murania located beneath the Radio Ranch. Robots wearing cowboy hats? Thunder Riders to the rescue! It's your typical singing cowboy musical Western science-fiction adventure serial!

Undersea Kingdom (1936) (Disc 3 & 4)
Stuntman Ray "Crash" Corrigan made his break for stardom in this 1936 Republic serial. He stars as, curiously enough, Crash Corrigan, a submariner going to the ocean bottom in his 'rocket submarine' with a scientist, a nosy female reporter and a snotty stowaway kid to investigate the cause of devastating earthquakes. There, they find the lost continent of Atlantis in the throes of a civil war. How can they save the upper world (and themselves) from the machinations of evil Atlanteans? And if they are at the bottom of the ocean, how can they be walking around in the daylight?

Radar Men From The Moon (1952) (Disc 5)
After danger lurking under the earth and sinister goings-on under the waves, it's only logical the next menace come from outer space! 'Radar Men From The Moon' was the second of Republic Studios 'Rocket Man' serial trilogy (following 'King Of The Rocket Men' (1949) and followed by 'Zombies Of The Stratosphere' (1952)). Moonmen, led by Retik (played by frequent Western villain Roy Barcroft), plot to invade the Earth. It's up to rocket man Commando Cody (George Wallace) to thwart these lunar Commies!

Bonus:
An episode of Flash Gordon, the TV Series - "Deadline At Noon".