The Crawley family goes on a grand journey to the south of France to uncover the mystery of the dowager countess's newly inherited villa. Meanwhile, a Hollywood director seeks to film his latest production at Downton.
Hugh Bonneville, Maggie Smith, Jim Carter, Michelle Dockery, Elizabeth McGovern, Imelda Staunton, Penelope Wilton, Robert James-Collier, Lesley Nicol, Allen Leech
