[s11e5] The Tsuranga Conundrum Now

: An inexperienced junior medic who must step up after Astos's death.

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. [S11E5] The Tsuranga Conundrum

"" is the fifth episode of Doctor Who Series 11, first broadcast on November 4, 2018. Written by showrunner Chris Chibnall and directed by Jennifer Perrott , it features the Thirteenth Doctor (Jodie Whittaker) and her companions in a "base-under-siege" scenario aboard a futuristic medical transport . Plot Summary : An inexperienced junior medic who must step

The ship is soon infiltrated by a , a tiny, indestructible alien that consumes non-organic matter, including the ship's internal systems and energy sources. The situation becomes a "conundrum" when the Doctor realizes that if the Pting damages the ship's power source, the remote station will remotely detonate the Tsuranga to prevent a catastrophic explosion. The Doctor eventually defeats the creature by "feeding" it a bomb intended to destroy the ship, utilizing its high energy to satisfy the Pting's hunger before ejecting it into space. Cast and Key Characters Written by showrunner Chris Chibnall and directed by

: A celebrated former military general suffering from a life-threatening heart condition.

: Eve's brother and a skilled pilot who eventually helps land the ship.

: Jodie Whittaker as the Doctor , Mandip Gill as Yaz , Tosin Cole as Ryan , and Bradley Walsh as Graham .