Sienna Miller was born in New York and educated at Heathfield School in Berkshire. She studied drama at the Lee Strasberg Institute in New York. In the millennium, she starred in the off-Broadway production of Independence at the Neighborhood Playhouse in New York City. Miller’s breakthrough came in 2001, with television roles in the BBC’s Bedtime and Paramount’s Keen Eddie. She is making her debut in film this year with two much-anticipated movies, Alfie and Layer Cake.