Michelle Williams is an American actress who starred in Prozac Nation (2001), Brokeback Mountain (2005), for which she was nominated for an Academy Award for Best Supporting Actress, as well as I'm Not There (2007), Shutter Island (2010), and Blue Valentine (2010), for which she received an Academy Award nomination for Best Actress..
Michelle Williams met actor Heath Ledger on the set of the film Brokeback Mountain, in which they played husband and wife.