X Minus One was a half-hour science fiction radio drama series broadcast from April 24, 1955 to January 9, 1958.
The first 15 episodes of X Minus One were new versions of Dimension X episodes, but the remainder were adaptations by NBC writers, including Ernest Kinoy and George Lefferts, and includes work from published science fiction stories by leading writers in the field.
Including: Isaac Asimov, Ray Bradbury, Philip K. Dick, Robert A. Heinlein, Frederik Pohl and Theodore Sturgeon, and original scripts by Kinoy and Lefferts.