Clark rescues Lois from Keno's plan-3/22/40 The Adventures of Superman, adapted from the DC Comics character created in 1938 (see Superman), came to radio as a syndicated show on New York City's WOR on February 12, 1940. On Mutual, it was broadcast from August 31, 1942, to January 28, 1949, as a 15-minute serial, running three or, usually, five times a week. From January 31 to June 17, 1949 it ran as a thrice-weekly half-hour show. The series shifted to ABC Saturday mornings on November 5, 1949, and then to twice-a-week in June 1950, continuing on ABC until March 1, 1951.