Sienna Miller made her Broadway debut in the August Strindberg play "Miss Julie," which was originally written in 1888. The play was rewritten to be set in post World War II Britain and examines class warfare. Sienna plays an aristocrat who has an affair with her chauffeur (Jonny Lee Miller). Sienna talks about what drew her to the role. Take a look:
You can find out more about the play and buy tickets here.