Continuity mistake: When Henry Denton storms out of the room after the coffee is spilled in his lap, Lady Trentham's newspaper is open. As she starts to laugh, the camera angle changes and her paper is now closed and she reopens it. (01:49:55)
Henry Denton: Who is it?
Lottie: Oh, I'm ever so sorry, sir.
Henry Denton: Sorry for what?
Lottie: I'm supposed to get the fire lit without waking you.
Henry Denton: Why does everyone treat me as if I were one of these stupid snobs? I spent half the week downstairs with all of you.
Lottie: You can't be on both teams at once, sir.