James Arness Marshal Matt Dillion Actor Milburn Stone Dr. Galen "Doc" Adams Actor Amanda Blake Kitty Russell Actor Jim Davis Sheriff Shackwood Guest Star Ken Curtis Festus Guest Star Buck Taylor Newly Guest Star Gene Evans Billy Guest Star Glenn Strange Sam Noonan Guest Star Ken Lynch Lucus Guest Star Dack Rambo Ira Pickett Guest Star Jeanette Nolan Sally Fergus Guest Star Ted Jordan Nathan Burke Guest Star Pamela Dunlap Ada Coleman Guest Star Lisa Gerritsen Christina Bascomb Guest Star Richard Lapp Running Fox Guest Star Shug Fisher Orly Grimes Guest Star Cliff Osmond Macomb Guest Star Anthony Costello Austin Keep Guest Star Robert Totten Abner Guest Star, Director Tim Considine Scott Coleman Guest Star Joseph Dackow Producer Leonard Katzman Producer, Director Jack Miller Writer William Kelley Writer Donald S. Sanford Writer Preston Wood Writer Jim Byrnes Writer Arthur Browne Jr. Writer Donald Z. Koplowitz Writer Paul F. Edwards Writer Thelma Boardman Writer Robert Vincent Wright Writer Vincent McEveety Director Philip Leacock Director Gunnar Hellström Director Bethel Leslie Writer William Conrad Director Bernard McEveety Director