Keira Knightley stars as Georgiana, duchess of Devonshire, in this adaptation of Amanda Foreman's novel. Unhappily married to the duke of Devonshire (Ralph Fiennes, in a Golden Globe-nominated role), Georgiana indulges in extravagant vices and begins a scandalous affair with politician Charles Grey (Dominic Cooper). Director Saul Dibb's drama about the aristocratic 18th-century femme fatale also stars Charlotte Rampling, Hayley Atwell, Simon McBurney and Aidan McArdle.