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 versions of the same pilot episode titled "Mark Dillon Goes to Gouge Eye" are in the archives with two different actors, Rye Billsbury and Howard Culver, playing Marshal "Mark" Dillon as the lead, not yet played by Conrad. Conrad was one of the last actors to audition for the role of Marshal Dillon. With a resonantly powerful and distinctive voice, Conrad was already one of radio's busiest actors. Though Meston championed him, Macdonnell thought Conrad might be overexposed. During his audition, however, Conrad won over Macdonnell after reading only a few lines. Dillon, as portrayed by Conrad, was a lonely,