The music played at the beginning of Act III was originally used in Two (1961). It later was used as the theme for "The CBS Radio Mystery Theater" during its nine-year run from 1974-82.
Final appearance of Paul Birch as Captain Carpenter. After this, he simply disappears from the series and is never referred to again.
Dabbs Greer, who plays Sheriff Claypool, is making his third of six appearances in the series, each time as a different character.
This is the second of three appearances that R.G. Armstrong makes in the series and the only one in which he is not playing a member of law enforcement, unless his role as head of the moonshine community can be construed as law enforcement.