The Woman Who Lived (in-universe)

The Woman Who Lived was the sixth episode of the ninth series of Doctor Who. It followed The Girl Who Died and was succeeded by The Zygon Invasion.

It featured the Doctor. Its synopsis mentioned the "deadly highwayman 'the Knightmare' and his sidekick come...". By 10 May 2020, the episode was available on BBC iPlayer along with the rest of series 9. (WC: The Zygon Isolation)

Important note
This is a in-universe counterpart of the real world Doctor Who television story The Woman Who Lived that exists within the Doctor's universe. It was a visual meta-fictional cameo in The Zygon Isolation, where Petronella Osgood and her Zygon duplicate scroll through BBC iPlayer searching for something to watch.