Mark Williams

Known for: Acting

Born: 1959-08-22 (age 66)

From: 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.

Filmography (113)

MOVIE
The Secret Santa Project
2025
as Leon
MOVIE★ 6.0
Dream Hacker
2025
as Edgar Wainwright
MOVIE★ 3.0
Robin and the Hoods
2024
as The Mayor
MOVIE★ 6.1
Surprised by Oxford
2023
as Professor Nuttham
MOVIE★ 3.0
The Effects of Lying
2023
TV★ 7.3
Fantastic Friends
2022
as Self
MOVIE
Super Villans
2022
as Self
TV★ 6.3
Here We Go
2022
as Frank
TV★ 6.4
Sister Boniface Mysteries
2022
as Father Brown
MOVIE★ 7.3
Harry Potter 20th Anniversary: Return to Hogwarts
2022
as Self
MOVIE
The Fast Show: More Blooming Catchphrases
2020
as Self/Various Characters
MOVIE★ 6.1
Early Man
2018
as Barry (voice)
MOVIE
Heidi: Queen of the Mountain
2017
as Henry
MOVIE★ 7.3
Harry Potter: A History Of Magic
2017
as Himself
MOVIE★ 6.8
We're Going on a Bear Hunt
2016
as Dad (voice)
MOVIE★ 6.3
Golden Years
2016
as Phil
MOVIE★ 5.3
Red Top
2016
as Police Commissioner Hamish Pritchard
TV★ 6.6
Born Naughty?
2015
as Self - Narrator (voice)
TV★ 7.1
The Musketeers
2014
as Pathologist
MOVIE★ 5.6
The Look of Love
2013
as Follies Director
TV★ 7.6
Father Brown
2013
as Father Brown
TV★ 7.2
Blandings
2013
as Sebastian Beach
MOVIE★ 6.3
Albert Nobbs
2011
as Sean Casey
MOVIE★ 7.2
When Harry Left Hogwarts
2011
as Self
MOVIE★ 7.4
50 Greatest Harry Potter Moments
2011
as Arthur Weasley (archive footage)
MOVIE★ 8.1
Harry Potter and the Deathly Hallows: Part 2
2011
as Arthur Weasley
TV
Fern
2011
MOVIE
Frankenstein's Wedding... Live in Leeds
2011
as Alphonse Frankenstein
TV★ 6.8
Little Crackers
2010
as Father Christmas
MOVIE★ 7.7
Harry Potter and the Deathly Hallows: Part 1
2010
as Arthur Weasley
TV★ 5.9
The Indian Doctor
2010
as Richard Sharpe
MOVIE★ 6.8
Steve Coogan: The Inside Story
2009
as Self
MOVIE★ 7.7
Harry Potter and the Half-Blood Prince
2009
as Arthur Weasley
TV★ 7.1
Being Human
2009
as Regus
TV★ 7.8
Merlin
2008
as The Goblin (voice)
TV
A Room with a View
2008
as Mr Beebe
TV★ 7.5
Sense and Sensibility
2008
as Sir John Middleton
MOVIE★ 5.4
A Room with a View
2007
as Mr Beebe
MOVIE★ 7.3
Stardust
2007
as Billy
MOVIE★ 7.7
Harry Potter and the Order of the Phoenix
2007
as Arthur Weasley
MOVIE
Saxondale: On The Road
2006
as Self
TV★ 4.4
The One Show
2006
as Self
TV★ 7.5
Saxondale
2006
as Deggsy
MOVIE★ 7.5
Viva Blackpool
2006
as Tommy Vesty
TV★ 8.0
The World's Strangest UFO Stories
2006
as Self - Narrator (voice)
MOVIE★ 7.8
Harry Potter and the Goblet of Fire
2005
as Arthur Weasley
MOVIE★ 6.1
A Cock and Bull Story
2005
as Ingoldsby
TV★ 7.6
Doctor Who
2005
as Brian Williams
TV★ 8.0
The Rotters' Club
2005
as Sam Chase
TV★ 7.8
Agatha Christie's Marple
2004
as Commander Peters
TV★ 7.5
Carrie & Barry
2004
as Kirk
MOVIE★ 8.0
Harry Potter and the Prisoner of Azkaban
2004
as Arthur Weasley
TV★ 8.0
Mark Williams On The Rails
2004
as Self - Presenter
MOVIE★ 5.6
Agent Cody Banks 2: Destination London
2004
as Inspector Crescent
TV★ 7.7
Hustle
2004
as Dale Ridley
MOVIE★ 6.1
The Heart of Me
2004
as Man
TV★ 7.3
New Tricks
2004
as David Beaumont
MOVIE★ 8.0
The Fast Show: The Farewell Tour
2003
as Various
TV★ 10.0
Star
2003
as Mr Fisher
MOVIE★ 6.0
Anita and Me
2002
as The Reverend 'Uncle' Alan
MOVIE★ 7.7
Harry Potter and the Chamber of Secrets
2002
as Arthur Weasley
MOVIE★ 4.9
The Final Curtain
2002
as Declan Farrell
TV★ 7.0
Industrial Revelations
2002
TV★ 7.2
Shackleton
2002
as Dudley Docker
MOVIE★ 8.0
Dick Whittington: The ITV Pantomime
2002
as King Rat
MOVIE★ 7.0
Combat Sheep
2001
as Moose (voice)
MOVIE★ 6.8
Second Star to the Left
2001
as Duke (voice)
MOVIE★ 6.2
High Heels and Low Lifes
2001
as Tremaine
TV★ 6.3
Happiness
2001
MOVIE★ 5.9
Exit Wounds
2001
as Cop
TV★ 9.0
Jumpers for Goalposts
2001
as Tommy Stein
TV★ 7.0
Fun at the Funeral Parlour
2001
MOVIE★ 8.0
Happy Birthday Shakespeare
2000
as Ted
MOVIE★ 6.2
Whatever Happened to Harold Smith?
2000
as Roland Thornton
TV★ 7.3
The Strangerers
2000
as Cadet Flynn
TV★ 7.0
Gormenghast
2000
as Professor Perch
MOVIE
Suit You Sir! The Inside Leg Of The Fast Show
1999
as Self
TV★ 3.4
Loose Women
1999
as Self
MOVIE★ 7.4
Hunting Venus
1999
as Peter
MOVIE★ 8.0
The Fast Show Live
1998
MOVIE★ 7.0
Ted & Ralph
1998
as Confirmed Bachelor
MOVIE★ 6.8
Shakespeare in Love
1998
as Wabash
TV★ 7.5
Comedy Lab
1998
as Mr. Anderson
MOVIE★ 6.1
The Borrowers
1997
as Exterminator Jeff
TV★ 7.5
Midsomer Murders
1997
as Pat Everett
MOVIE★ 5.9
101 Dalmatians
1996
as Horace
MOVIE★ 6.5
The Big Game
1995
as Tommy Hollis
MOVIE★ 6.0
Fever
1994
as Jukebox Man
TV★ 7.2
Harry Enfield and Chums
1994
as Husband on Holiday
TV★ 7.8
The Fast Show
1994
as Various Characters
MOVIE★ 5.4
Prince of Jutland
1994
as Aslak
TV
99-1
1994
as John Samms
TV★ 7.9
The Smell of Reeves and Mortimer
1993
TV★ 6.5
Peak Practice
1993
as Roland Grogan
TV★ 7.6
Chef
1993
as Policeman 2
TV★ 7.0
Merlin of the Crystal Cave
1991
as Cerdic
TV★ 7.9
Bottom
1991
as Boris
TV
Kinsey
1991
as Danny
MOVIE★ 6.2
Dragon Fight
1989
as Ray
TV★ 7.2
Great Expectations
1989
as Mr. Trabb's Son
TV★ 6.0
KYTV
1989
MOVIE★ 7.0
Coppers
1988
TV★ 7.2
Alexei Sayle's Stuff
1988
MOVIE★ 5.7
Tumbledown
1988
as Lumpy
MOVIE
The Storyteller: Fearnot
1988
as Fearnot's Brother
TV★ 8.2
The Storyteller
1988
as Fearnot's Brother
TV★ 8.1
Red Dwarf
1988
as Olaf Petersen
TV★ 6.2
Casualty
1986
as Des Jones
MOVIE★ 7.5
Privileged
1982
as Wilf
TV★ 6.7
Top of the Pops
1964
as Self - Host
MOVIE
The Dark Channel
—
as Mabuse
MOVIE
Lead Heads
—
TV
Mark Williams' Big Bangs
—