The rolling end credits include "Story by Herschel Bernardi"; the actor who portrays Lieutenant Jacoby in the series.
One of three episodes showing Herschell Bernardi in his room in North Hollywood Emergency Hospital, where he recuperated after being hit by a car in Bullet for a Badge (1959). TV Guide July 8, 1961: "A Matter of Maturity," p. 17.
The music the carousel plays while operating is "Listen to the Mocking Bird," the intro music for early 3 Stooges shorts before it was switched to "Three Blind Mice." Despite the upbeat sound to the song, it is actually a very melancholy theme.
At 10:40, when the elocution instructor is demonstrating correct pronunciation, the phrase he uses is "the rain in Spain falls mainly in the plain". This is the phrase used by Professor Henry Higgins as he instructs Eliza Doolittle in My Fair Lady (1964).