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
Matt Dillon (Gunsmoke) hesitated to do so when the situation warranted. Dillon often tried to talk men out of "trying him", and would express a genuine regret to family members when he had to kill a man. In one salute to modern police dramas, one episode ["The Fourth Victim"] Matt Dillon has to try to stop a mad killer who is shooting Dodge citizens for no apparent reason. Possibly the angriest Matt Dillon ever got was after an accidental shooting ("The Round Up"). An old friend, Zel, had come to town during an influx of wild acting cattle drovers. Matt deputized him, and