Gilbert Green (August Silvan) was only eight years older than Jason Evers, who played his son.
The performance that occurs after Kenny Bell does his routine uses the theme song from the 1963 film Charade (1963).
Tom Atkins' final appearance on the show as Rockford's nemesis Lt. Diel. He did show up on two of the '90s Rockford TV movies, having earned a promotion to Captain.