Bonanza - Season 11 Episode 23 : The Gold Mine 1973

Two drifters come to the Ponderosa and they try to rob the Cartwrights but are driven away. Joe becomes close to the young Mexican, Ramon, who is with them. After they get into a little disagreement they throw Ramon out. The drifters then discover that Ramon has found gold. Ramon returns to the Ponderosa and is welcomed. The Cartwrights learn that Ramon's father, who had to take care of his large family, sold his son to the two men. The two drifters grab Ramon and force him to tell them where he found the gold. They are about to make their claim when the Cartwrights stop them and let Ramon claim the gold as his. Ramon then goes back to Mexico with his fortune.