The Battle of Ranskoor Av Kolos

286 – "The Battle of Ranskoor Av Kolos"
286 – "The Battle of Ranskoor Av Kolos"
Doctor Who episode
Cast
	Doctor Jodie Whittaker – Thirteenth Doctor;
	Companions Bradley Walsh – Graham O'Brien; Tosin Cole – Ryan Sinclair; Mandip Gill – Yasmin Khan;
	Others Phyllis Logan – Andinio; Mark Addy – Paltraki; Percelle Ascott – Delph; Samuel Oatley – Tzim-Sha; Jan Le – Umsang;
Production
Directed by	Jamie Childs
Written by	Chris Chibnall
Script editor	Fiona McAllister
Produced by	Alex Mercer
Executive producer(s)	Chris Chibnall; Matt Strevens; Sam Hoyle;
Music by	Segun Akinola
Series	Series 11
Running time	50 minutes
First broadcast	9 December 2018
Chronology
← Preceded by; "It Takes You Away"	Followed by →; "Resolution"
	List of episodes (2005–present)

"The Battle of Ranskoor Av Kolos" is the tenth and final episode of the eleventh series of the British science fiction television programme Doctor Who. It was written by Chris Chibnall and directed by Jamie Childs, and was first broadcast on BBC One on 9 December 2018.

Set on the planet Ranskoor Av Kolos, the episode involves the alien time traveller the Thirteenth Doctor (Jodie Whittaker) and her companions Graham O'Brien (Bradley Walsh), Ryan Sinclair (Tosin Cole), and Yasmin Khan (Mandip Gill) working to stop the alien Stenza Tzim-Sha (Samuel Oatley) from using the powers of the psychic race the Ux to shrink the Earth in revenge for his previous defeat and exile thousands of years earlier.

The episode was watched by 6.65 million viewers, and received mixed reviews from critics.