Revealing mistake: When Captain Peacock goes behind the curtain to the hall way to Mr Rumbold's office, you can see that the sets are right next to each other and the other actors are waiting in there for the next scene.
Are You Being Served? (1972)
1 revealing mistake in Goodbye Mr. Grainger - chronological order
Starring: Frank Thornton, John Inman, Mollie Sugden, Wendy Richard
Genres: Comedy
German Week - S3-E6
Revealing mistake: When Mr. Humphries and Mr. Lucas make their toast with the German mugs, Mr. Lucas' mug breaks but Mr. Humphries' does not. A moment later, when Mr. Humphries notices the mug has not broken, you can see that he crushes the mug with his hand.
Mr. Humphries: I'm free!
Trivia: Frank Thornton, Mollie Sugden, John Inman, Wendy Richard and Nicholas Smith are the only actors to appear in all 69 episodes of the show.
Question: Captain Peacock explained the real reason why he and Miss Hazelwood were late for work but, why did they both decide to hide the truth and make up a story as to why they were late? Why not just come right out and admit it? If they had, it would have been excusable.