The Doctor lands on the remote planet Messaline as an age-old war rages and the threat of genocide looms. When Martha is kidnapped by the Hath, the Doctor is distracted by "the most important woman in his life."
| Creator | Sydney Newman |
|---|---|
| Actor | Jodie Whittaker, Mandip Gill, John Bishop |
| Country | Canada, United Kingdom |
| Production | BBC Cymru Wales |