Studio One is an American radio dramatic anthology series that was broadcast on CBS from April 29, 1947, through July 27, 1948. It was created by Canadian director Fletcher Markle, who came to CBS Radio Network from the Canadian Broadcasting Corporation. It launched as a 60-minute CBS Radio Network series with an adaptation of Malcolm Lowry's Under the Volcano, broadcasting on Tuesdays opposite Fibber McGee and Molly and The Bob Hope Show at 9:30 pm Eastern Time.

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