The Rifleman - Season 1 Episode 9 The Sister
Overview: Rebecca Snipe is returning to North Fork after a long visit away. Before her stage left, she over hears a man saying he's going to North Fork to kill a big man with a big mouth. Upon Rebecca's arrival in North Fork, Mark is smitten with her and gets it in his head to play matchmaker between her and his pa. Thinking Lucas has intentions on their sister, the Snipe brothers come looking for Lucas to see if he measures up to their standard of being good enough for her.