PROFESSION:  actor, comedian, screenwriter and novelist

TRAVELS:  Traveled in the TV series SF: UK episode "Trips Through Time and Space" (2001), Doctor Who episodes "The Lazarus Experiment" (2007), "Victory of the Daleks" (2010), "The Wedding of River Song" and "A Good Man Goes To War" (2011), and the Sherlock episode "The Abominable Bride" (2016), as well as the writer for 9 episodes of the TV series Doctor Who (2005-2017) and the TV movie "An Adventure In Space And Time" (2013), and hosted the TV series "The Real History of Science Fiction" (2014)