In an obvious inside joke, Fireman John Gage asks Registered Nurse, Dixie McCall if she knows anything about singing to which she gestures and replies, "A little." In fact, Julie London, the actress who played the part of Dixie, was one of the most popular female vocalists in the United States in the 1950s and early 1960s.
Fred Gibson, the character role played by Lennie Weinrib, was rescued most often in any program, three times. The name "Fred Gibson" was picked from author, Old Yeller (1957). The b of Fred Gibson's name replaced the p of author, Fred Gipson, mainly because Old Yeller often rescued some one of the family, Arliss, Travis & their mother.