Although Russ Conway and David Janssen had no scenes together on this show, they had co-starred together during seasons 3 and 4 of Richard Diamond, Private Detective (1956).
This is the third and final appearance J. Pat O'Malley makes in the series, the other appearances occurring in Crack in a Crystal Ball (1965) and See Hollywood and Die (1963).
This is the only appearance Russ Conway makes in the series, but he was no stranger to working with David Janssen. He had a recurring role as Lt. Pete Kile to David Janssen's titular role in Richard Diamond, Private Detective (1956). The two also worked together for one last time in Operation: Crystal Springs (1971).
Adjusted for inflation, the $3.80 price of the one-way bus ticket to Helena, MT, would equal approximately $34 in the year 2022.