Sci-fi action serial following the adventures of Commando Cody (George Wallace). Men on the moon, led by the nefarious Retik (Roy Barcroft), are destroying the Earth's defences. When Commando Cody discovers this, he ventures to the moon along with his colleagues, Joan Gilbert (Aline Towne) and Ted Richards (William Bakewell), intending to prevent Retik taking over their planet. But when Cody is captured, saving Earth becomes even more challenging. The episodes are: 'Moon Rocket', 'Molten Terror', 'Bridge of Death', 'Flight to Destruction', 'Murder Car', 'Hills of Death', 'Camouflaged Destruction', 'The Enemy Planet', 'Battle in the Stratosphere', 'Mass Execution', 'Planned Pursuit' and 'Death of the Moon Man'.