'Doctor Who' Preview: Season 8 Finale Episode 12 “Death In Heaven” Photos & Videos [SPOILERS] The Exciting Ending To Peter Capaldi's Debut Season

Is Missy the Doctor's greatest foe? She definitely tops the list for season 8! This weekend marks the season finale for Peter Capaldi's debut Doctor Who season, with the intriguingly titled episode "Death In Heaven." How will the 2014 come to an end? Check out our preview for episode 10 right here, with new spoilers, photos and videos!

Clearly we're in for a wild ride with Missy, Cybermen, UNIT and the Doctor all in one storyline. What's in store for Clara and the Doctor as this year's adventures come to an end?

For a hint, check out these photos and videos of the episode right here:

Let us know what you think of these preview images and clips in the comments section below!

Here's the official "Death In Heaven" synopsis (via BBC America):

With Cybermen on the streets of London, old friends unite against old enemies and the Doctor takes to the air in a startling new role. Can the mighty UNIT contain Missy? As the Doctor faces his greatest challenge, sacrifices must be made before the day is won.

Check out some of our other Doctor Who coverage that isn't an episode preview right here:

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