Clara enters Eleven's time stream in "The Name of the Doctor," accounting for the various characters he has experienced throughout space and time that look just like her. "The Robot Revolution ...

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Jodie Whittaker's Thirteenth Doctor didn't have it so easy, being a woman, but it wasn't a major theme of her tenure. Yet again and again, Gatwa's Doctor confronted racism both overt and implicit.

They threaten the Doctor’s lovely companion, Clara (Jenna Coleman). But don’t get the idea this debut episode, the first hour of a two-parter, is all fright and dread.