The Guernsey Literary And Potato Peel Pie Society, 8.30pm, BBC2

LILY JAMES leads an all-star British cast, including her fellow Downton Abbey alumni Penelope Wilton, Jessica Brown Findlay and Matthew Goode, in this charming adaptation of Mary Ann Shaffer’s historical novel. James plays an author who visits Guernsey in 1946, and learns about the islanders’ experiences under the Nazi Occupation.