Norman Macdonnell an anthology series they had done. Their boss at CBS, Harry Ackerman, and other network executives dismissed that title, preferring "Gunsmoke", a program heading that Ackerman himself was credited with conceiving. Once given permission to proceed with "Gunsmoke", Macdonnell began developing a detailed production schedule for the new series' 30-minute episodes and arranging auditions to cast its recurring characters. His and Meston’s "Jeff Spain" soon became United States Marshal Matt Dillon, and veteran voice actor William Conrad was chosen by Macdonnell, Meston, and two other CBS screeners to portray that lead character. Other seasoned actors soon filled the needed regular
Gunsmoke for California in order to pan for gold. The program lasted thirteen weeks and aired in the first half of 1974, a year before "Gunsmoke" ended. The "Gunsmoke" radio theme song and later TV theme was titled "Old Trails", also known as "Boothill". The "Gunsmoke" theme was composed by Rex Koury. The original radio version was conducted by Koury. The TV version was thought to have been first conducted by CBS west coast music director Lud Gluskin. The lyrics of the theme, never aired on the radio or television show, were recorded and released by Tex Ritter in 1955. Ritter