The Adventures of Ellery Queen premiered on CBS radio in June 1939 and ran for 67 episodes (36 hour-long programs and 31 half-hour programs), ending in September of 1940. In January 1942, it began a run on NBC radio, ending on December 30, 1944, having aired 143 half-hour episodes. The next month (January 1945) CBS radio took the ball again, airing 110 thirty-minute episodes through April 16, 1947. NBC radio then snuck in with ten half-hour Ellery Queen episodes from October 1946 through September 1947 -- overlapping several episodes during the last CBS run. At the end of November 1947, the show premiered on ABC radio for a half year run with 27 half-hour episodes.
Over the years, Ellery was played by Hugh Marlowe, CarletonYoung, Sydney Smith, Lawrence Dobkin, and Howard Culver. The role of Nikki Porter was taken (respectively) by Marian Shockley, Gertrude Warner, Joan Banks, and Virginia Gregg. Santos Ortega and Herb Butterfield played Inspector Queen at different times and Ted De Corsia and Allen Reed played Sergeant Velie.
"The Case of the Green Gorillas" features Lawrence Dobkin as Ellery. Tom Victor directed the episode from a script by Manfred B. Lee and Anthony Boucher. Don Hancock was the announcer.
Ellery and his father are using a young informant to get information about the juvenile street gang called The Green Gorillas but things go askew when someone tells the gang about the informer. what can Ellery do to rescue the situation?