Mark Williams
Acting
Born 1959-08-22 · 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
Early Man
2018 · Movie
Harry Potter and the Prisoner of Azkaban
2004 · Movie
Harry Potter and the Deathly Hallows: Part 1
2010 · Movie
Harry Potter and the Goblet of Fire
2005 · Movie
Harry Potter and the Half-Blood Prince
2009 · Movie
Harry Potter and the Chamber of Secrets
2002 · Movie
Harry Potter and the Order of the Phoenix
2007 · Movie
Harry Potter and the Deathly Hallows: Part 2
2011 · Movie
Stardust
2007 · Movie
101 Dalmatians
1996 · Movie
Harry Potter 20th Anniversary: Return to Hogwarts
2022 · Movie
Shakespeare in Love
1998 · Movie
Exit Wounds
2001 · Movie
The Borrowers
1997 · Movie
Albert Nobbs
2011 · Movie
When Harry Left Hogwarts
2011 · Movie
Dragon Fight
1989 · Movie
50 Greatest Harry Potter Moments
2011 · Movie
Agent Cody Banks 2: Destination London
2004 · Movie
Harry Potter: A History Of Magic
2017 · Movie
A Cock and Bull Story
2005 · Movie
The Fast Show Live
1998 · Movie
Dick Whittington: The ITV Pantomime
2002 · Movie
The Look of Love
2013 · Movie
Hunting Venus
1999 · Movie
Viva Blackpool
2006 · Movie
Tumbledown
1988 · Movie
Golden Years
2016 · Movie
The Fast Show: The Farewell Tour
2003 · Movie
Privileged
1982 · Movie
Prince of Jutland
1994 · Movie
Coppers
1988 · Movie
Ted & Ralph
1998 · Movie
Steve Coogan: The Inside Story
2009 · Movie
Surprised by Oxford
2023 · Movie
High Heels and Low Lifes
2001 · Movie
The Heart of Me
2004 · Movie
Anita and Me
2002 · Movie
Combat Sheep
2001 · Movie
We're Going on a Bear Hunt
2016 · Movie
Whatever Happened to Harold Smith?
2000 · Movie
Second Star to the Left
2001 · Movie
A Room with a View
2007 · Movie
Red Top
2016 · Movie
Fever
1994 · Movie
The Final Curtain
2002 · Movie
Robin and the Hoods
2024 · Movie
The Effects of Lying
2023 · Movie
The Secret Santa Project
2025 · Movie
Dream Hacker
2025 · Movie
Suit You Sir! The Inside Leg Of The Fast Show
1999 · Movie
Saxondale: On The Road
2006 · Movie
Heidi: Queen of the Mountain
2017 · Movie
Frankenstein's Wedding... Live in Leeds
2011 · Movie
The Storyteller: Fearnot
1988 · Movie
The Dark Channel
— · Movie
The Fast Show: More Blooming Catchphrases
2020 · Movie
Super Villans
2022 · Movie