- Jodie Whittaker (The Doctor)
- Mandip Gill (Yasmin 'Yaz' Khan)
- John Bishop (Dan Lewis)
Episode: Survivors of the Flux
Air Date: 2021-11-28
Runtime: 51 min
As the forces of evil mass, the Doctor, Yaz and Dan face perilous journeys and seemingly insurmountable obstacles in their quest for survival.