found: Playhouse 90. Dungeon [MP] 1958: credits (Dennis Weaver)
found: Perf. arts biog. master index, c1981 (Weaver, Dennis; b. 1924; b. 1925)
found: Internet movie database, Apr. 7, 2005 (Dennis Weaver; b. June 4, 1924, Joplin, Mo.; actor, 1950s-2000s, including 1950s TV series, Gunsmoke)
found: New York times WWW site, Feb. 28, 2006 (Dennis Weaver; d. Friday [Feb. 24, 2006], Ridgway, Colo., aged 81; his portrayal of Deputy Chester Goode in the classic television western Gunsmoke made him the favorite sidekick of the early television era)