Zoe discovers she is pregnant by Rupert, who joins the Navy and goes missing in the Dunkirk evacuation. Meanwhile, Sybil falls seriously ill but suffers in silence, and Edward's long-term affair with Diana continues.
Casts:
Lesley Manville, Hugh Bonneville, Joanna Page, Stephen Dillane, Anna Chancellor, Catherine Russell, John McArdle, Emma Griffiths Malin, Patsy Rowlands, Frederick Treves, Ursula Howells, Jacqueline Tong, Anastasia Hille, Penny Downie, Paul Rhys, Florence Hoath, Cate Fowler, Mark Bazeley, Matthew Marsh, Jessica Turner, Mark Dexter, Nicholas Audsley, Elizabeth McKechnie