After co-starring with David Janssen during the last two seasons of Richard Diamond, Private Detective (1956), Russ Conway had a guest role on Janssen's Passage to Helena (1967), and has a role here as the manager of the Savings and Loan.
Prolific actress Virginia Gregg appeared on other shows and movies that David Janssen starred in, including a guest starring role in A.P.B. (1965) and voice acting on The George Dale Case (1958).