The arguing couple at the wedding were played by Dorothy Bracken, Don Adams' real life wife at the time and Mace Neufeld, Adams' manager. The wedding guests also include Adams' mother, some of the writers, producers, staff members and friends of people associated with the show.
This was William Schallert's final appearance as Admiral Hardgrade. However, Schallert would make another appearance during the final season as a KAOS agent.
Max and 99's wedding takes place on the Barkley entrance and living room set of The Big Valley.
The yellow open-topped vehicle which delivers Max to the wedding is a French Citroën 2CV., a vehicle that was introduced in 1948, following WWII, and remained in production until 1990. The '2CV' is an abbreviation for "deux chevaux-vapeur", literally, "two steam horse(power)s" and referred to "two taxable horsepower".