The comic and actor is reportedly playing a character named Colonel Blue in Episode 2, written by Phil Ford (‘The Waters of Mars’, The Sarah Jane Adventures) and directed by Ben Wheatley (Sightseers).
Smiley previously appeared in Kill List and A Field in England, also directed by Wheatley, and played bicycle-riding raver Tyres O’Flaherty in Channel 4’s Spaced.
Last year he appeared as Reverend Green in The World’s End. Other roles include Luther, Ripper Street and Black Mirror.
Series 8 of Doctor Who is currently filming in Cardiff and is expected to begin airing in August.
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