A tale of secrets and scandals set in 1840s London. When the Trenchards accept an invitation to the now legendary ball hosted by the Duchess of Richmond on the fateful evening of the Battle of Waterloo, it sets in motion a series of events that will have consequences for decades to come as secrets unravel behind the porticoed doors of London’s grandest postcode.

Tamsin Greig, Philip Glenister, Alice Eve, Ella Purnell, Jack Bardoe, Jeremy Neumark Jones, Tom Wilkinson, Harriet Walter, Richard Goulding, Emily Reid, Adam James, Paul Ritter