Guest Stars Rose Leslie as Milner Tim McInnerny as Airey Neave Tom Burke as Philip Carvel Aine Garvey as Young Jessica William Belchambers as Christos Trystan Gravelle as Tom Ed Birch as The Assistant Velile Tshabalala as Shenley Nurse Vincenzo Ferrera as Mino Pecorelli Clive Haywood as Doctor Clive Wood as Dr Isherwood Anca Androne as Brosca Ian Porter as Scientist Mason Rooney as Young Arby Kevin Trainor as Mr Omida Michael Yare as Soldier in Corridor Harley Rooney as Young Arby Lorna Gayle as Midwife
