The Doctor's quest to get Belinda home takes the Tardis to Miami in 1952, where an abandoned cinema is hiding a terrifying secret. Can the Doctor uncover Lux's power?

Cast: Ncuti Gatwa, Varada Sethu, Anita Dobson, Alan Cumming, Lewis Cornay, Lucy Thackeray, Linus Roache, Ian Shaw, Cassius Hackforth, Ryan Speakman, Millie O'Connell, Jane Hancock