- Jodie Whittaker (The Doctor)
- Mandip Gill (Yasmin 'Yaz' Khan)
- John Bishop (Dan Lewis)
Episode: War of the Sontarans
Air Date: 2021-11-07
Runtime: 60 min
In the Crimean War, the Doctor discovers the British army fighting a brutal alien army of Sontarans, as Yaz and Dan are thrown deeper into a battle for survival. What is the Temple of Atropos? Who are the Mouri?