Mark Williams
Acting
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
Acting113
movieDream Hacker
2025
Edgar Wainwright
movieRobin and the Hoods
2024
The Mayor
movieSurprised by Oxford
2023
Professor Nuttham
tvHere We Go
2022
Frank
tvSister Boniface Mysteries
2022
Father Brown
movieThe Fast Show: More Blooming Catchphrases
2020
Self/Various Characters
movieEarly Man
2018
Barry (voice)
movieWe're Going on a Bear Hunt
2016
Dad (voice)
movieRed Top
2016
Police Commissioner Hamish Pritchard
Born Naughty?
2015
Self - Narrator (voice)
tvThe Musketeers
2014
Pathologist
movieThe Look of Love
2013
Follies Director
tvFather Brown
2013
Father Brown
tvBlandings
2013
Sebastian Beach
movieAlbert Nobbs
2011
Sean Casey
movie50 Greatest Harry Potter Moments
2011
Arthur Weasley (archive footage)
movieHarry Potter and the Deathly Hallows: Part 2
2011
Arthur Weasley
movieFrankenstein's Wedding... Live in Leeds
2011
Alphonse Frankenstein
tvLittle Crackers
2010
Father Christmas
movieHarry Potter and the Deathly Hallows: Part 1
2010
Arthur Weasley
tvThe Indian Doctor
2010
Richard Sharpe
movieHarry Potter and the Half-Blood Prince
2009
Arthur Weasley
tvBeing Human
2009
Regus
tvMerlin
2008
The Goblin (voice)
tvSense and Sensibility
2008
Sir John Middleton
movieA Room with a View
2007
Mr Beebe
movieStardust
2007
Billy
movieHarry Potter and the Order of the Phoenix
2007
Arthur Weasley
tvSaxondale
2006
Deggsy
movieViva Blackpool
2006
Tommy Vesty
tvThe World's Strangest UFO Stories
2006
Self - Narrator (voice)
movieHarry Potter and the Goblet of Fire
2005
Arthur Weasley
movieA Cock and Bull Story
2005
Ingoldsby
tvDoctor Who
2005
Brian Williams
tvThe Rotters' Club
2005
Sam Chase
tvAgatha Christie's Marple
2004
Commander Peters
movieHarry Potter and the Prisoner of Azkaban
2004
Arthur Weasley
tvMark Williams On The Rails
2004
Self - Presenter
movieAgent Cody Banks 2: Destination London
2004
Inspector Crescent
tvHustle
2004
Dale Ridley
tvNew Tricks
2004
David Beaumont
Star
2003
Mr Fisher
movieAnita and Me
2002
The Reverend 'Uncle' Alan
movieHarry Potter and the Chamber of Secrets
2002
Arthur Weasley
movieThe Final Curtain
2002
Declan Farrell
tvShackleton
2002
Dudley Docker
movieCombat Sheep
2001
Moose (voice)
movieSecond Star to the Left
2001
Duke (voice)
movieWhatever Happened to Harold Smith?
2000
Roland Thornton
tvThe Strangerers
2000
Cadet Flynn
tvGormenghast
2000
Professor Perch
movieTed & Ralph
1998
Confirmed Bachelor
tvComedy Lab
1998
Mr. Anderson
movieThe Borrowers
1997
Exterminator Jeff
tvMidsomer Murders
1997
Pat Everett
movie101 Dalmatians
1996
Horace
The Big Game
1995
Tommy Hollis
movieFever
1994
Jukebox Man
tvHarry Enfield and Chums
1994
Husband on Holiday
tvThe Fast Show
1994
Various Characters
tv99-1
1994
John Samms
tvPeak Practice
1993
Roland Grogan
tvChef
1993
Policeman 2
tvBottom
1991
Boris
Kinsey
1991
Danny
tvGreat Expectations
1989
Mr. Trabb's Son
movieTumbledown
1988
Lumpy
movieThe Storyteller: Fearnot
1988
Fearnot's Brother
tvThe Storyteller
1988
Fearnot's Brother
tvRed Dwarf
1988
Olaf Petersen
tvCasualty
1986
Des Jones
tvTop of the Pops
1964
Self - Host
movieThe Dark Channel
Mabuse
Writing3
Crew1
movieSuper Villans
2022
Presenter