S05E09Doctor Who season 5 episode 9: Cold Blood (2)
Aired 29 May 201046 minRated TV-PG
Where to watch Doctor Who Season 5 in Australia
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Availability checked 16 November 2026.
What happens in “Cold Blood (2)”
It is the most important day in the history of Earth: the dawn of a new age of harmony… or the start of its final war. The Doctor must face his most difficult challenge yet and he tries desperately to ensure Alaya's prediction of a massacre does not come true. Meanwhile, what fate will befall the captured Amy and can Tony and his friends be trusted?
Episode summary: TMDB.
Before you watch
- It is episode 9 of 13 of season 5, so watch episodes 1 to 8 first.
- It runs about 46 minutes.
- Directed by Ashley Way, written by Chris Chibnall.
- TMDB users rate it 7.3 out of 10 (80 votes).
Doctor Who trailer
The official trailer for the series (no preview of this episode has been published).
Play video: Doctor Who trailer
Cast and crew of this episode
- Director
- Ashley Way
- Writer
- Chris Chibnall
- Guest stars
- Arthur Darvill as Rory WilliamsMeera Syal as Nasreen ChaudhryRobert Pugh as Tony MackStephen Moore as EldaneNia Roberts as AmbroseNeve McIntosh as Alaya / RestacAlun Raglan as MoSamuel Morgan-Davies as Elliot
Credits: TMDB.
More from Doctor Who Season 5
Every episode of Season 5Doctor Who episode guide
Episode names, air dates, runtimes, stills and ratings: TMDB. Air dates are the first broadcast anywhere; where it streams is our daily Australian check.