
Trivia: Set in 1924, a few publicity shots of the Series 5 cast members, new and old, were rolled out, and one promotional photo in particular was quite revealing. Sitting on the mantelpiece behind cast members Hugh Bonneville and Laura Carmichael, who play the Earl of Grantham and Lady Edith, was a modern-day plastic bottle of water.

Episode #6.7 - S6-E7
Continuity mistake: When Edith stops by her office Laura's there and she's holding a cigarette, which keeps switching between her left and right hands while the two women talk.
Answer: Word gets around. The staff are gossips amongst themselves, but those loyal to the family know who to keep secrets from and who they can trust to share in the knowledge.
Phixius ★