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Mark WilliamsBorn: Sat 22nd August 1959 (age: 55)
Mark Williams is an English actor, comedian, screenwriter and presenter. He is best known as one of the stars of the popular BBC sketch show The Fast Show, as well as for his role as Arthur Weasley in the Harry Potter films.
Williams has also presented several documentary programmes: Mark Williams' Big Bangs on the history of explosives, a follow-up to previous series Mark Williams on the Rails, Industrial Revelations andMore Industrial Revelations.
Biography from the Wikipedia article, licensed under CC-BY-SA