21:00CasualtySeries 31Episode 14: All I Want for Christmas Is YouBBC One Duration: 50 minutes Sat 3rd Dec 2016, 21:00 on BBC One OxfordshireEthan struggles with his feelings as things heat up between Cal and Alicia, while Duffy receives a surprise visitor.ContributorsEthan Hardy:George RainsfordDylan Keogh:William BeckAlicia Munroe:Chelsea HalfpennyLouise Tyler:Azuka OforkaConnie Beauchamp:Amanda MealingCharlie Fairhead:Derek ThompsonNoel Garcia:Tony MarshallRobyn Miller:Amanda HendersonLisa 'Duffy' Duffin:Cathy ShiptonCaleb Knight:Richard WinsorElle Gardner:Jaye GriffithsIain Dean:Michael StevensonJez Andrews:Lloyd EverittMax Walker:Jamie DavisDavid Hide:Jason DurrJacob Masters:Charles VennLily Chao:Crystal YuSebastian Grayling:Rik MakaremArchie Grayling:James WilbyGrace Beauchamp-Strachan:Emily CareyRyan Johnson:Russell BoulterAnnie McVie:Claire PriceSean Barnes:Sam TroughtonLivvy Minter:Katie GriffithsPeter Barnes:Brenock O'ConnorCarly Fielden:Leona VaughanPenny Levitt:Louisa Connolly-BurnhamBouncer:Gary FinanWriter:Rebecca WojciechowskiDirector:Matthew EvansProducer:Gail EvansGenresDramaMedicalBrandCasualtySeriesCasualty: Series 31 Source: BBC Online