James Arness Marshal Matt Dillion Actor Milburn Stone Dr. Galen "Doc" Adams Actor Amanda Blake Kitty Russell Actor Ken Curtis Festus Guest Star Jack Elam Pack Landers Guest Star Lynn Hamilton Mother Tabitha Guest Star Susan Batson Sister Blanche Guest Star Gloria Calomee Sister Charles Guest Star Erica Petal Gail Landers Guest Star Craig Huxley Toby Landers Guest Star Cece Whitney Ivy Landers Guest Star Joseph Dackow Producer William Kelley Writer Philip Leacock Director