Mark Williams
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.
Filmography (112 titles)
MovieThe Secret Santa Project
Leon · 2025
6.0MovieDream Hacker
Edgar Wainwright · 2025
3.0MovieRobin and the Hoods
The Mayor · 2024
6.1MovieSurprised by Oxford
Professor Nuttham · 2023
3.0MovieThe Effects of Lying
2023
7.3ShowFantastic Friends
Self · 2022
MovieSuper Villans
Self · 2022
6.3ShowHere We Go
Frank · 2022
6.4ShowSister Boniface Mysteries
Father Brown · 2022
7.3MovieHarry Potter 20th Anniversary: Return to Hogwarts
Self · 2022
MovieThe Fast Show: More Blooming Catchphrases
Self/Various Characters · 2020
6.1MovieEarly Man
Barry (voice) · 2018
MovieHeidi: Queen of the Mountain
Henry · 2017
7.3MovieHarry Potter: A History Of Magic
Himself · 2017
6.8MovieWe're Going on a Bear Hunt
Dad (voice) · 2016
6.3MovieGolden Years
Phil · 2016
5.3MovieRed Top
Police Commissioner Hamish Pritchard · 2016
Born Naughty?
Self - Narrator (voice) · 2015
7.1ShowThe Musketeers
Pathologist · 2014
5.6MovieThe Look of Love
Follies Director · 2013
7.6ShowFather Brown
Father Brown · 2013
7.2ShowBlandings
Sebastian Beach · 2013
6.3MovieAlbert Nobbs
Sean Casey · 2011
7.2MovieWhen Harry Left Hogwarts
Self · 2011
7.4Movie50 Greatest Harry Potter Moments
Arthur Weasley (archive footage) · 2011
8.1MovieHarry Potter and the Deathly Hallows: Part 2
Arthur Weasley · 2011
Fern
2011
MovieFrankenstein's Wedding... Live in Leeds
Alphonse Frankenstein · 2011
6.8ShowLittle Crackers
Father Christmas · 2010
7.7MovieHarry Potter and the Deathly Hallows: Part 1
Arthur Weasley · 2010