From ancient Syria to present day Sheffield, and out into the wilds of space, something is stalking the Doctor and infecting people's nightmares.
Episode rating
Cast of episode
- 55
- 28
- 10
- 6
- The Doctor
- Yasmin Khan
- Graham O'Brien
- Ryan Sinclair
- Voice of the Remnants
- Tibo
- Rakaya
- Grace O'Brien
- Sonya Khan
- Tahira
- Maryam
- Anita Patel
- Gabriel
- Fred
- Mum
- Old Tibo
- Andrew
- The Master
- Dreg