Sienna Rose Diana Miller is a British-American actress. Born in New York City and raised in London, she began her career appearing in British films, with a supporting role in 2004's crime thriller Layer Cake, followed by Alfie (also 2004). In 2006, Miller portrayed the lead role of Edie Sedgwick in Factory Girl, followed by a supporting role in Stardust (2007). In 2008, she was nominated for a BAFTA Rising Star Award.
