9x01 The Magician's Apprentice
First Aired: Sep. 19, 2015 on BBC One
Summary: Where is the Doctor? When the skies of Earth are frozen by a mysterious alien force, Clara needs her friend. But where is the Doctor, and what is he hiding from? As past deeds come back to haunt him, old enemies will come face-to-face, and for the Doctor and Clara survival seems impossible.
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Guest Stars[no credits found]