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 is actor Kevin Dillon. He is of mostly Irish descent, with some Scottish and German ancestry. Dillon was raised in a close-knit Roman Catholic family. He grew up in Mamaroneck, New York. In 1978, Jane Bernstein and a friend were helping director Jonathan Kaplan cast the violent teen drama "Over the Edge" when they found Dillon cutting class at Hommocks Middle School in Larchmont. Dillon auditioned for a role and made his debut in the film. The film received a regional, limited theatrical release in May 1979, and grossed only slightly over $200,000. Dillon's performance was well-received, which led to