Keira Knightley and Ralph Fiennes star in The Duchess: the compelling true story of a lavish world filled with smoldering passion, heartbreaking deception and stifling demands. Beloved by a nation but betrayed by her husband, Georgiana Spencer -- the Duchess of Devonshire and 'Empress of Fashion'-- faced an agonizing choice between responsibility and love. This gripping portrayal of England's 'It Girl' has won acclaim from audiences and critics alike. She was vivacious. She was heroic. She was The Duchess.