Bat Masterson (1958)

S2E35 The Big Gamble

After a man named Bat, who was looking for the Lost Dutchman's Mine, goes missing, Bat decides to purchase a map from a suspiciously accommodating bartender and embarks on a quest to find him. As he delves deeper into the search, Bat discovers that his friend is just one among numerous miners who have mysteriously disappeared in the area.