The Virginian S02E14 - Man of Violence

Trampas' Uncle Josh (Harry Shannon) is murdered during an holdup by Wismer (Leonard Nimoy) and Judson (William Bryant). On their trail, Trampas is eventually forced to illegally enter Apache territory where the two robbers had made a gold strike. He is joined on his quest by a guide who is after the gold (Michael Pate), a woman (Peggy McCay) who is looking for her husband who it turns out is Judson, and an army doctor who is attempting to escape court martial (DeForest Kelly).