Saul Dibb has hired Ralph Fiennes to star in his drama The Duchess. According to Variety, Keira Knightley is also starring in the drama.

The film is based on Amanda Foreman's biography of the scandalous 18th-century English aristocrat Georgiana, Duchess of Devonshire. Knightley will be playing the Duchess, and Fiennes will play her husband, the Duke of Devonshire. Hayley Atwell and Dominic Cooper are also signed on to appear in the project.

The film is set to start shooting September 23rd in London, England.