Helen Kleeb will go on to play Miss Mamie (Baldwin) in 66 episodes of The Waltons (1972), which had 213 episodes. She also appeared in some of the Waltons movies.
Blackie brags about his Padgitt saddle from Waco, Texas. The Padgitt saddle business began before the Civil War and had great success until closing in the 1940's. Some are being sold even now for thousands of dollars. The Padgitt blog has an interesting story.
The plot takes cues from the 1953 story 3:10 to Yuma, which would be adapted into a film in 1957.