Windsor biographer Alexander Larman takes you behind the doors of Eaton Square, London's most sought-after address.
In the classic PBS series Upstairs, Downstairs, the aristocratic Bellamy family lived at the fictitious 165 Eaton Place, a grand home in one of London's most beautiful garden squares just minutes from Buckingham Palace. But, what really goes on behind the beautiful, polished doors of one of London's most sought-after addresses?