Today we bring you 10 brand new teasers for the second episode of series 9, "The Witch's Familiar" starring Peter Capaldi, Jenna Coleman, Michelle Gomez & Julian Bleach.

Synopsis:

"Trapped and alone in a terrifying Dalek city, the Doctor is at the heart of an evil Empire: no sonic, no TARDIS, nobody to help. With his greatest temptation before him, can the Doctor resist? And will there be mercy?"

10 teasers for 'The Witch's Familiar:

1. "Some of us can afford the upgrade"
2. "Get out!"
3. How do you kill a Dalek?
4. "Every miner needs a canary"
5. Which other Doctor appears?
6. Prepare for a Dalek language lesson
7. Mercy
8. Those corridors...
9. "The infirmary is breached"
10. Vampire monkeys