Mr. Wheeler is played by veteran character actor Edgar Buchanan. Two years later, he began his iconic television role as 'Uncle Joe' in Petticoat Junction (1963).
Doodles Weaver plays George, the mailman, in this episode. He returns later, as Regis, the ultra libertarian, in "A Black Day for Mayberry."
This is the only episode with flower bushes running along the Taylor sidewalk.