Mark Williams
Biography
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
The Secret Santa Project
2025
as Leon
Dream Hacker
2025
as Edgar Wainwright
Robin and the Hoods
2024
as The Mayor
Surprised by Oxford
2023
as Professor Nuttham
The Effects of Lying
2023
Super Villans
2022
as Self
Harry Potter 20th Anniversary: Return to Hogwarts
2022
as Self
The Fast Show: More Blooming Catchphrases
2020
as Self/Various Characters
Early Man
2018
as Barry (voice)
Heidi: Queen of the Mountain
2017
as Henry
Harry Potter: A History Of Magic
2017
as Himself
We're Going on a Bear Hunt
2016
as Dad (voice)
Golden Years
2016
as Phil
Red Top
2016
as Police Commissioner Hamish Pritchard
The Look of Love
2013
as Follies Director
Albert Nobbs
2011
as Sean Casey
When Harry Left Hogwarts
2011
as Self
50 Greatest Harry Potter Moments
2011
as Arthur Weasley (archive footage)
Harry Potter and the Deathly Hallows: Part 2
2011
as Arthur Weasley
Frankenstein's Wedding... Live in Leeds
2011
as Alphonse Frankenstein
Harry Potter and the Deathly Hallows: Part 1
2010
as Arthur Weasley
Steve Coogan: The Inside Story
2009
as Self
Harry Potter and the Half-Blood Prince
2009
as Arthur Weasley
A Room with a View
2007
as Mr Beebe