Cricket sings the 1932 song "You're an Old Smoothie" written by Nacio Herb Brown, Buddy DeSylva and Richard Whiting.
The scenes of Kim's taxi following Gordon McLaren's Mercury Montclair reuses footage of the auto chase from the earlier episode Danger on Credit (1960)
A $500 US Bill is shown in one scene. The bills were last printed in 1945 and formally discontinued in 1969.
This was the second of two first-season guest appearances by Donahue. He would later join the show as a regular in the fourth season.