Matt Dillon (Gunsmoke) (whose "supposed" origins figured in the very first episode of the radio series), and he often referred to Wild Bill Hickok as being a close personal friend. In the television version (which ran from 1955 until 1975), and subsequent TV-movies (1987 to 1994), Matt was portrayed by James Arness. Since most of the early television episodes were based on stories and scripts from the radio version, Arness's initial interpretation and portrayal was similar to William Conrad's. However, as the television version continued, Arness's Marshal Matt Dillon evolved in a number of ways. In the television version, Dillon became more resigned
James Arness James Arness James Arness (born James King Aurness, May 26, 1923 – June 3, 2011) was an American actor, best known for portraying Marshal Matt Dillon for 20 years in the CBS television series "Gunsmoke". Arness has the distinction of having played the role of Dillon in five separate decades: 1955 to 1975 in the weekly series, then in "" (1987) and four more made-for-television "Gunsmoke" films in the 1990s. In Europe, Arness reached cult status for his role as Zeb Macahan in the western series "How the West Was Won". He was the older brother of actor Peter Graves.