Bill reaches the end of her rope and realities collide on Doctor Who 10×08 “The Lie of the Land”
The Lie Of The Land. Written by Toby Whithouse and directed by Wayne Yip.
The world is gripped by a mass delusion and only Bill Potts can see the truth. When even the Doctor is fighting on the wrong side, it’s up to Bill to convince the Time Lord that humanity is in deadly danger. And if she can’t do that, she may just have to kill her best friend…
The Doctor is played by Peter Capaldi, Bill by Pearl Mackie and Nardole by Matt Lucas. Michelle Gomez guest stars as Missy.