This was Kathleen Freeman's first appearance in the recurring role of General Burkhalter's sister, Frau Gertrude Linkmeyer. She would play the role three more times, although Alice Ghostley would play her in the fourth season episode, "Watch the Trains Go By".
In the syndicated version a laugh track isn't included on this episode, but it is present on the DVD version.
Klink mentions that he has been a colonel longer than anyone in his class.
Frau Linkmeyer's husband's first name is Otto, and he is 'missing in action' on the Russian front. Lottie is their daughter. Lottie does not appear in other episodes where Frau Linkmeyer appears.
Carter pronounces worcestershire sauce as 'war-chester-shy-er'; Hogan then gives him the correct pronunciation.