Mark Williams
- Known for
- Acting
- Born
- 22 August 1959 · Bromsgrove, Worcestershire, England, UK
Mark Williams (born August 22, 1959) is an English actor, comedian, presenter and screenwriter. He first achieved widespread recognition as one of the central performers in the popular BBC sketch show The Fast Show. His film roles include Horace in the 1996 adaptation of 101 Dalmatians and Arthur Weasley in seven of the Harry Potter films. He made recurring appearances as Brian Williams in the BBC television series Doctor Who and as Olaf Petersen in 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.
Known for
Writing 3
- 2026You Ain’t Seen These, Right? · writer
- 2022Super Villans · writer
- 2020The Fast Show: Just a Load of Blooming Catchphrases · writer
Acting 63
- 2026You Ain’t Seen These, Right?
- 2026Lead Heads
- 2026The Dudley Bug as Roderick the Palaeontologist
- 2025The Secret Santa Project as Leon
- 2025Dream Hacker as Edgar Wainwright
- 2024Robin and the Hoods as The Mayor
- 2023Surprised by Oxford as Professor Nuttham
- 2023The Effects of Lying
- 2022Super Villans as Self
- 2022Harry Potter 20th Anniversary: Return to Hogwarts as Self
- 2021The Dark Channel as Mabuse
- 2020The Fast Show: More Blooming Catchphrases as Self/Various Characters
- 2018Early Man as Barry (voice)
- 2017Heidi: Queen of the Mountain as Henry
- 2017Harry Potter: A History Of Magic as Himself
- 2016We're Going on a Bear Hunt as Dad (voice)
- 2016Golden Years as Phil
- 2016Red Top as Police Commissioner Hamish Pritchard
- 2013The Look of Love as Follies Director
- 2011Albert Nobbs as Sean Casey
- 2011When Harry Left Hogwarts as Self
- 201150 Greatest Harry Potter Moments as Arthur Weasley (archive footage)
- 2011Harry Potter and the Deathly Hallows: Part 2 as Arthur Weasley
- 2011Frankenstein's Wedding... Live in Leeds as Alphonse Frankenstein
- 2010Harry Potter and the Deathly Hallows: Part 1 as Arthur Weasley
- 2009Steve Coogan: The Inside Story as Self
- 2009Harry Potter and the Half-Blood Prince as Arthur Weasley
- 2007A Room with a View as Mr Beebe
- 2007Stardust as Billy
- 2007Harry Potter and the Order of the Phoenix as Arthur Weasley
- 2006Saxondale: On The Road as Self
- 2006Viva Blackpool as Tommy Vesty
- 2005Harry Potter and the Goblet of Fire as Arthur Weasley
- 2005A Cock and Bull Story as Ingoldsby
- 2004Harry Potter and the Prisoner of Azkaban as Arthur Weasley
- 2004Agent Cody Banks 2: Destination London as Inspector Crescent
- 2004The Heart of Me as Man
- 2003The Fast Show: The Farewell Tour as Various
- 2002Anita and Me as The Reverend 'Uncle' Alan
- 2002Harry Potter and the Chamber of Secrets as Arthur Weasley
- 2002The Final Curtain as Declan Farrell
- 2002Dick Whittington: The ITV Pantomime as King Rat
- 2001Combat Sheep as Moose (voice)
- 2001Second Star to the Left as Duke (voice)
- 2001High Heels and Low Lifes as Tremaine
- 2001Exit Wounds as Cop
- 2000Happy Birthday Shakespeare as Ted
- 2000Whatever Happened to Harold Smith? as Roland Thornton
- 1999Suit You Sir! The Inside Leg Of The Fast Show as Self
- 1999Hunting Venus as Peter
- 1998The Fast Show Live
- 1998Ted & Ralph as Confirmed Bachelor
- 1998Shakespeare in Love as Wabash
- 1997The Borrowers as Exterminator Jeff
- 1996101 Dalmatians as Horace
- 1995The Big Game as Tommy Hollis
- 1994Fever as Jukebox Man
- 1994Prince of Jutland as Aslak
- 1989Dragon Fight as Ray
- 1988Coppers
- 1988Tumbledown as Lumpy
- 1988The Storyteller: Fearnot as Fearnot's Brother
- 1982Privileged as Wilf
crew 1
- 2022Super Villans · presenter