Check out the preview above for the next episode of Doctor Who “The Zygon Invasion.”
Doctor Who airs Saturdays at 9pm ET on BBCA.
Episode synopsis:
The Zygons, a race of shapeshifting aliens, have been living in secret amongst us on Earth, unknown and unseen… until now! When Osgood is kidnapped by a rogue gang of Zygons, the Doctor, Clara and UNIT must scatter across the world in a bid to set her free. But will they reach her in time, and can they stop an uprising before it’s too late?