The BBC have released the official synopsis for the twelfth and final episode of Doctor Who Series 8, ‘Death in Heaven’.

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.

Guest stars: Michele Gomez, Chris Addison, Sanjeev Bhaskar, Jemma Redgrave, Ingrid Oliver

‘Death in Heaven’ airs on Saturday, 8th November on BBC One.
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