This episode finds the Doctor (Jodie Whittaker), Yaz (Mandip Gill) and Dan (John Bis..This episode finds the Doctor (Jodie Whittaker), Yaz (Mandip Gill) and Dan (John Bishop) in 19th century China, where a small coastal village is under threat – from both the fearsome pirate queen Madame Ching (Crystal Yu) and a monstrous alien force which she unwittingly unleashes.详情