Overpopulation
By the year 2180, Earth's fourteen billion people have nowhere left to go — Mars, Venus, and Callisto have all closed their doors to further colonization, leaving humanity searching for a way out.
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Exploring Tomorrow is an American old-time radio series which ran on the Mutual Broadcasting System from December 4, 1957, until June 13, 1958. An advertisement described it as "the first science-fiction show of science-fictioneers, by science-fictioneers and for science-fictioneers - real science fiction for a change!"
Wikipedia. CC BY-SA 4.0. Updated Dec 27, 2025.
“Overpopulation.” Exploring Tomorrow. Radio broadcast, April 9, 1958.
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B
Bill Mahr
Announcer
G
SGeorge O. Petrie
Cast
Sanford Marshall
Director
J
John Campbell Jr.
Host
George Petrie
Cast
SSam Grey
Cast
RRobert Silverberg
Writer