The Adventures of Ellery Queen, was a detective series that featured Hugh Marlowe as the title character. It was broadcast on three radio stations, starting on CBS Radio from June 18, 1939 to September 22, 1940, then on NBC Radio from 1942 to 1944, back to CBS radio from 1945 to 1947, and finally on ABC Radio on 1947-1948. The basic format of the show was that, a mystery would be presented, then the guest celebrities would try to solve it. Knowing that the show was really popular, Ellery Queen remained on air for 8 seasons.