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Sealed Book

This radio murder mystery series was origionally developed by Radio Station WOR (The Mutual Broadcasting System's flagship station in New York City) as a 1945 summer replacement for THE SHADOW. It was syndicated and was generally broadcast on Sunday evenings at 10:30 PM. The shows were written by Bob Arthur and David Kogan and the narrator was Phillip Clarke. Jock MacGregor was the director for the series. A total of 26 shows were produced. David Kogan was also a writer for THE MYSTERIOUS TRAVELER and many, if not all, of THE SEALED BOOK shows used MT scripts with different casts.

The Sealed Book was a radio series of mystery and terror tales, produced and directed by Jock MacGregor for the Mutual network. Between March 18 and September 9, 1945, the melodramatic anthology series was broadcast on Sundays from 10:30 pm to 11:00 pm.

Wikipedia. CC BY-SA 4.0. Updated Jan 6, 2026.