Episode 65 aired July 18, 1953 on CBS Radio Network. Gunsmoke, the radio series, aired from April 26, 1952 until June 18, 1961 on CBS. It starred William Conrad as Marshal Matt Dillon. Hattie throws in with two men to kill her husband and then sell his ranch for the money. Yorky Kelley sees the men ride off with his father and trails them till his horse breaks a leg. On the prairie Yorky finds Marshall Dillon and asks for his help finding his Pa.