
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.

as Self - Host

as Pat Everett
1997

as Brian Williams
2005

as Self - Host
1964

as Des Jones
1986

as Arthur Weasley
2004

as Arthur Weasley
2005

as Arthur Weasley
2002

as Father Brown
2013

as Commander Peters
2004

as The Goblin (voice)
2008

as Self
2006

as Roland Grogan
1993
as The Mayor
2024

as Leon
2025

as Edgar Wainwright
2025

as The Mayor
2024

as Professor Nuttham
2023

2023

as Self
2022

as Self
2022

as Self/Various Characters
2020

as Barry (voice)
2018

as Henry
2017

as Himself
2017

as Dad (voice)
2016

as Phil
2016

as Police Commissioner Hamish Pritchard
2016

as Follies Director
2013

as Sean Casey
2011

as Self
2011

as Arthur Weasley (archive footage)
2011

as Arthur Weasley
2011

as Alphonse Frankenstein
2011

as Arthur Weasley
2010

as Self
2009

as Arthur Weasley
2009

as Mr Beebe
2007
as Self - Host
1 ep.

as Pat Everett
1 episodes

as Brian Williams
2 episodes

as Self - Host
1 episodes

as Des Jones
1 episodes

as Father Brown
140 episodes

as Commander Peters
1 episodes

as The Goblin (voice)
1 episodes

as Self
1 episodes

as Roland Grogan
1 episodes

as Olaf Petersen
3 episodes

as Self
1 episodes

as Dale Ridley
1 episodes

as David Beaumont
1 episodes

as Pathologist
2 episodes

as Father Brown
1 episodes

as Regus
2 episodes

as Fearnot's Brother
1 episodes

as Mr. Anderson
1 episodes

as Sir John Middleton
3 episodes

as Various Characters
34 episodes

as Boris
1 episodes

as Husband on Holiday
1 episodes

as Sebastian Beach
6 episodes

as Policeman 2
1 episodes
Writer