Netflix unveiled the star-studded voice cast of its upcoming festive comedy That Christmas on Wednesday. Alongside the Succession star, Fiona Shaw, Jodie Whittaker and Bill Nighy will voice the characters Ms. Trapper, Mrs. Williams and Bill, the residents of a charming seaside town where things turn upside down one Christmas. The voice cast is rounded out by the likes of Lolly Adefope, Katherine Parkinson, Paul Kaye, Guz Khan, Andy Nyman and Rhys Darby, among others. That Christmas is an adaptation of the beloved children's book trilogy written by Curtis.