The Zygon Inversion (TV story)

 was the eighth episode of the ninth series of Doctor Who produced by BBC Wales.

Synopsis
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Plot
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Cast

 * The Doctor - Peter Capaldi
 * Clara - Jenna Coleman
 * Osgood - Ingrid Oliver
 * Kate - Jemma Redgrave
 * Etoine - Nicholas Asbury
 * Zygons - Aidan Cook, Tom Wilton, Jack Parker
 * Voice of the Zygons - Nicholas Briggs

Uncredited cast

 * Bonnie - Jenna Coleman, Ingrid Oliver

Crew
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The Doctor

 * The Doctor tells Osgood that his real name is "Basil."

Story notes
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Ratings

 * BBC One: to be added

Filming location
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Continuity

 * Kate Stewart explains that she survived her encounter with a Zygon by firing "five rounds rapid", a phrase often used by her father. (TV: The Dæmons et al)
 * The naval surgeon who invented the anti-Zygon gas Z-67 is named Sullivan. (TV: Terror of the Zygons) The Doctor refers to him as an imbecile just as his fourth incarnation once did. (TV: Revenge of the Cybermen)
 * The battle helmet of a Mire can be seen in the Black Archive. (TV: The Girl Who Died)

DVD releases
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Blu-ray releases
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