Gallery: She grows what?! 10 things you should know about Oprah Winfrey (BANG Showbiz)Emma and Rachel – who played Abigail Masham and Lady Sarah Churchill respectively – instead went up for Best Supporting Actress, although they both ultimately lost out on taking home the award. Olivia said: “What I didn't realise for the Oscars was that you are meant to say what category you want to go up for.