Bob Denver appeared in the previous episode as a completely different character.
Star Trek II: The Wrath of Khan (1982) was filmed while this episode was also being filmed. This kept Ricardo Montalban very busy.
Martha Harris is a hairdresser from Nederland, Texas. Phyllis Davis born in Nederland, Texas.
Among the guest stars of this episode, Monte Markham would a decade later in his regular role on Baywatch (1989), in the episode Now Sit Right Back and You'll Hear a Tale (1992), portray the equivalent Mr. Howell character in an extended "Gilligan's Island" dream sequence, opposite another of this episode's guest stars, Bob Denver reprising his role as Gilligan (with Dawn Wells again playing Mary Ann).