June 18, 1961: After nine years of transmission, William Conrad starred in the last Gunsmoke appearance on CBS. It was termed as the first adult Western . This western dramatization was actually compared to the Iliad and Odyessy and was hailed as one of the best of all time shows. It ran on television for 20 seasons after its final radio broadcast. Enjoy listening to the final broadcast of old time radio's Gunsmoke !