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.

Alongside acting, Mark Williams is also known as a writer, screenwriter, comedian.

Mark Williams's most notable role to date came in Harry Potter and the Chamber of Secrets (2002), where he played Arthur Weasley. He also appeared in Harry Potter and the Prisoner of Azkaban (2004) as Arthur Weasley. Most recently appeared in Harry Potter and the Goblet of Fire (2005) as Arthur Weasley.

Fans wanting to catch up on Mark Williams's work can find exactly where his shows and movies are streaming below — and TV Butler Pro makes it effortless to keep track of them all. Just search the title, and Butler finds it instantly, tells you which service has it, and remembers what you've already watched.