Non-Stop starred the English actress best known for what role in Downton Abbey?
Michelle Dockery Michelle Suzanne Dockery (born 15 December 1981) is an English actress and singer. She is most widely known for her performance as Lady Mary Crawley in the ITV (UK) and PBS (U.S.) television period drama series "Downton Abbey" (2010–15), for which she was nominated for three consecutive Emmy Awards in the category for Outstanding Lead Actress In Drama Series, and a Golden Globe Award nomination. She made her professional stage debut in "His Dark Materials" in 2004. For her role as Eliza Doolittle in the 2007 London revival of "Pygmalion", she was nominated for the Evening Standard Award.
Elizabeth Berrington Elizabeth Ann Berrington (born 3 August 1970 in Wallasey on the Wirral in Cheshire) is an English actress, she is best known for her roles as Ruby Fry in "Waterloo Road", Paula Kosh in "Stella", Mel Debrou in "Moving Wallpaper" and Dawn Stevenson in "The Syndicate". She has also featured in British television series such as "The Bill", Doc Martin, "Doctor Who", "The Office", "Casualty", "The Lakes" and "Rose and Maloney".