Mark Williams

English actor, comedian, screenwriter and presenter

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Born 1959 · age 67United Kingdom

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Wikipedia
31 languages
Cross-language footprint
Age
67
Born 1959
Known for
Harry Potter and the G…
2005

Summary

Updated 2026-06-19

Mark Williams is an English actor, comedian, presenter and screenwriter. He first achieved widespread recognition as one of the central performers in the BBC sketch show The Fast Show. His film roles include Horace in 101 Dalmatians (1996) and Arthur Weasley in seven of the Harry Potter films. He appeared in Doctor Who and Red Dwarf. Since 2013, Williams has portrayed the title character in the long-running BBC series loosely based on the Father Brown short stories by G. K. Chesterton.