Sharon Duncan-Brewster

Sharon DuncanBrewster born 8 February 1976 is a British actress She is known for her role as Crystal Gordon in Bad Girls during the first four series her role as Trina Johnson on EastEnders and her role as Maggie Cain in the autumn 2009 Doctor Who special The Waters of Mars More recently she has played Imperial Planetologist Dr LietKynes in Denis Villeneuves adaptation of Frank Herberts Dune