Set in Idaho.
Dabbs Greer, who plays Charlie Fletcher, is making his fourth of six appearances in the series, each time in a different role.
Bill Hickman, playing the truck driver, also played a driver of another sort in a more famous role as the hitman being chased by Steve McQueen in Bullitt (1968).
This is the second of three appearances Michael Constantine makes in the series, each time appearing as a different character. The other two appearances occur in Everybody Gets Hit in the Mouth Sometime (1965) and The Judgment: Part I (1967).
This is the second and final appearance Brenda Scott makes in the series, each time in a storyline that involves someone gravely ill.