Natascha Abigail Taylor (born 14 December 1969), known professionally as Natascha McElhone (), is an English actress. On television, she has starred in the ABC political drama Designated Survivor (2016–2017). She portrayed Penelope Knatchbull, Countess Mountbatten of Burma in season 5 of the Netflix historical series The Crown. McElhone currently portrays Dr. Catherine Elizabeth Halsey in Halo.
Source : Wikipedia
