: Jodie Whittaker as the Doctor , Mandip Gill as Yaz , Tosin Cole as Ryan , and Bradley Walsh as Graham .
: The lead medic who is killed early on while trying to contain the Pting. [S11E5] The Tsuranga Conundrum
: An inexperienced junior medic who must step up after Astos's death. : Jodie Whittaker as the Doctor , Mandip
While scavenging on a junk planet, the Doctor, Yaz, Graham, and Ryan are injured by a sonic landmine and rescued by the , an automated medical ship traveling to the Resus One space station. : Jodie Whittaker as the Doctor