: Deep beneath a Welsh village in an ancient Silurian city.

: The Doctor attempts to broker a historic peace treaty between humans and the Silurians, but prejudice and fear on both sides threaten to ignite an all-out war.

Doctor Who series 5 episode 9 review: Cold Blood | Den of Geek

: Eleventh Doctor, Amy Pond, Rory Williams, and Nasreen Chaudhry.

" Cold Blood " is the dramatic conclusion to a two-part story in , first broadcast on May 29, 2010. This episode is known for its high stakes, moral dilemmas, and a major turning point for the series' overarching plot. 🎬 Episode Overview

: Restac, a Silurian military leader who views humans as "apes" and invaders. 💡 Key Plot Points