Mark Williams

Where to watch Mark Williams in the UK

Find every Mark Williams film and TV show streaming, free, or available to rent in the UK. Updated daily — verified 3 May 2026.

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 b…

  • Acting
  • Born 22 August 1959 (age 66)
  • Bromsgrove, Worcestershire, England, UK
  • 113 credits

Mark Williams films streaming in the UK

Most-watched films featuring Mark Williams, available across UK streaming, rent and buy.

Mark Williams TV shows streaming in the UK

Selected TV credits featuring Mark Williams.

Full filmography

Every credit ScreenSearch indexes for Mark Williams, ranked by popularity. Click any title for UK streaming, rent and buy options.

Mark Williams — FAQ

Where can I watch Mark Williams films in the UK?

Mark Williams's films and TV shows are available across UK streaming services. Click any title in the filmography below to see exactly which UK service has it — Netflix, Amazon Prime Video, Disney+, Apple TV+, BBC iPlayer, ITVX, NOW, Sky, MUBI and more — updated daily.

What are Mark Williams's most popular films?

Most-watched Mark Williams films currently: Early Man (2018), Harry Potter and the Prisoner of Azkaban (2004), Harry Potter and the Goblet of Fire (2005), Harry Potter and the Chamber of Secrets (2002), Harry Potter and the Deathly Hallows: Part 2 (2011).

What TV shows has Mark Williams appeared in?

Selected TV credits: Midsomer Murders (1997), Doctor Who (2005), Father Brown (2013), Top of the Pops (1964), Casualty (1986).

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