It’s a game of Who’s ‘Who’ at the BBC right now, with reports suggesting that producers are struggling to replace Ncuti Gatwa’s recently departed Time Lord. One of TV’s biggest roles is looking like a poisoned chalice, writes Louis Chilton Get the latest entertainment news, reviews and star-studded interviews with our Independent Culture email Get the latest entertainment news with our free Culture newsletter Get the latest entertainment news with our free Culture newsletter Email * SIGN UP I