James King Arness (May 26, 1923 – June 3, 2011) was an American actor. His younger brother, Peter Graves, was also an actor. Arness was in the TV program Gunsmoke for all 635 episodes. He played the character Marshal Matt Dillon. Arness was born in Minneapolis, Minnesota. He served in the army in Italy during World War II. He received the Bronze Star. Arness died at age 88 of natural causes.
- Hinckley, David (2011-06-03). "James Arness, actor best remembered on 'Gunsmoke,' dies at age 88". Daily News (New York City). http://www.nydailynews.com/entertainment/2011/06/03/2011-06-03_james_arness_of_gunsmoke_fame_dies_at_88.html. Retrieved 2011-06-03.