- Actor Allusion: In "Pregnant Pause", Cecil Parkin finds Arnold and Ralph in a scuffle in the buffet and says he is trying to run an efficient station, not a holiday camp. Hi-de-Hi!, which also starred Paul Shane, Jeffrey Holland, and Su Pollard, was set in a holiday camp.
- Ethel was also the name Lady Lavender kept calling Su Pollard's character in You Rang, M'Lord?.
- The Other Darrin: May Skinner was played by Sherrie Hewson in the unbroadcast pilot, and by Julia Deakin in the series.
Trivia / Oh, Doctor Beeching!