Prologue (webcast)

The Series 9  was a prequel to the ninth season of Doctor Who, which was released 11 September 2015 on the Doctor Who website and BBC iPlayer.

Plot
The Twelfth Doctor has returned to Karn and discusses the nature of friends and enemies with Ohila of the Sisterhood of Karn. Although not mentioned by name, much of their conversation revolves around the Doctor's relationship with The Master.

Cast

 * The Doctor - Peter Capaldi
 * Ohila - Clare Higgins

Story notes

 * The Doctor previously visited Karn and Ohila, albeit unintentionaly, in The night of the Doctor

Ratings
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Filming locations
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Production errors
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Continuity
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DVD releases
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Blu-ray releases
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