Downton Abbey's star: Highclere Castle
In a short space of time, Downton Abbey's Highclere Castle has become one of the UK's most famous stately homes.
So how has that changed things for those who work and live there?
The BBC's Tim Muffett took a tour of the castle in Berkshire to find out.
Report features butler, Colin Edwards and Lady Carnarvon.
This report is available to UK users only.