This episode is a rewrite of the Daddy Does His Thing (1969) which was ultimately modified to exclude an ill Dick York who collapsed on set during filming, culminating in his leaving the show.
J. Edward McKinley is only eight years older than John Fiedler who plays his son.
The "Bliss Cough Syrup" advertisement that Darrin draws up in this episode, is later seen in a background shot of the television series "Happy Days" in the episode "Cruisin'"'
While the title doesn't mention it, this is part one of a two-part story. At the end, a voiceover lets us know that next week's episode is part two.
Maurice at one point says to Samantha, "Here comes the judge," which was then a well-known, recurrent refrain from the comedy sketch show, Rowan & Martin's Laugh-In.