In a South Yorkshire city, Ryan Sinclair, Yasmin Khan and Graham O'Brien are about to have their lives changed forever, as a mysterious woman, unable to remember her own name, falls from the night sky. Can they believe a word she says? And can she help solve the strange events taking place across the city?
Jodie Whittaker , Bradley Walsh , Mandip Gill , Tosin Cole , Sharon D. Clarke , Samuel Oatley , Jonny Dixon , Amit Shah , Asha Kingsley , Janine Mellor
BBC
