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 16 September 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…
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.
- Midsomer Murders (1997) as Pat Everett
- Top of the Pops (1964) as Self - Host
- Doctor Who (2005) as Brian Williams
- Father Brown (2013) as Father Brown
- Casualty (1986) as Des Jones
- Loose Women (1999) as Self
- Merlin (2008) as The Goblin (voice)
- Peak Practice (1993) as Roland Grogan
- Harry Potter and the Goblet of Fire (2005) as Arthur Weasley
- Harry Potter and the Deathly Hallows: Part 2 (2011) as Arthur Weasley
- The One Show (2006) as Self
- Harry Potter and the Prisoner of Azkaban (2004) as Arthur Weasley
- Harry Potter and the Chamber of Secrets (2002) as Arthur Weasley
- Harry Potter and the Deathly Hallows: Part 1 (2010) as Arthur Weasley
- The Rotters' Club (2005) as Sam Chase
- Sense and Sensibility (2008) as Sir John Middleton
- Harry Potter and the Half-Blood Prince (2009) as Arthur Weasley
- Agatha Christie's Marple (2004) as Commander Peters
- New Tricks (2004) as David Beaumont
- Harry Potter and the Order of the Phoenix (2007) as Arthur Weasley
- Red Dwarf (1988) as Olaf Petersen
- Hustle (2004) as Dale Ridley
- The Musketeers (2014) as Pathologist
- Sister Boniface Mysteries (2022) as Father Brown
- Being Human (2009) as Regus
- 101 Dalmatians (1996) as Horace
- Comedy Lab (1998) as Mr. Anderson
- Gormenghast (2000) as Professor Perch
- Harry Potter 20th Anniversary: Return to Hogwarts (2022) as Self
- Bottom (1991) as Boris
- Stardust (2007) as Billy
- The Storyteller (1988) as Fearnot's Brother
- Early Man (2018) as Barry (voice)
- Exit Wounds (2001) as Cop
- Here We Go (2022) as Frank
- Chef (1993) as Policeman 2
- Shakespeare in Love (1998) as Wabash
- The Fast Show (1994) as Various Characters
- Little Crackers (2010) as Father Christmas
- The Borrowers (1997) as Exterminator Jeff
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: Harry Potter and the Goblet of Fire (2005), Harry Potter and the Deathly Hallows: Part 2 (2011), Harry Potter and the Prisoner of Azkaban (2004), Harry Potter and the Chamber of Secrets (2002), Harry Potter and the Deathly Hallows: Part 1 (2010).
What TV shows has Mark Williams appeared in?
Selected TV credits: Midsomer Murders (1997), Top of the Pops (1964), Doctor Who (2005), Father Brown (2013), Casualty (1986).
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