Dick Powell's Zane Grey Theatre (1956)

S1E11 Courage is a Gun

A seasoned gunslinger finds himself injured after a confrontation with the town's marshal while anticipating a long-standing rivalry's resolution. Driven by a desire for vengeance, he begins to devise a plan to eliminate the marshal, determined to settle the score once and for all. As tensions rise, the stakes become higher, leading to a showdown that could change everything for both men.