Sleep No More (in-universe)

Sleep No More was the ninth episode of the ninth series of Doctor Who. It followed The Zygon Inversion and was succeeded by Face the Raven.

It featured the Doctor and Clara. Its synopsis mentioned "terrifying footage discovered in the wreckage of Le Verrier". By 10 May 2020, the episode was available on the BBC iPlayer along with the rest of series 9. (WC: The Zygon Isolation)