Mark Williams
- Dream Hacker
2025 Edgar Wainwright
- The Secret Santa Project
2025 Leon
- Robin and the Hoods
2024 The Mayor
- Surprised by Oxford
2023 Professor Nuttham
- Super Villans
2022 Writer
- Sister Boniface Mysteries
2022 Father Brown
- Here We Go
2022 Frank
- The Dark Channel
2021 Mabuse
- Early Man
2018 Barry (voice)
- Heidi: Queen of the Mountain
2017 Henry
- Harry Potter: A History Of Magic
2017 Himself
- Red Top
2016 Police Commissioner Hamish Pritchard
- We're Going on a Bear Hunt
2016 Dad (voice)
- Golden Years
2016 Phil
- The Musketeers
2014 Pathologist
- The Look of Love
2013 Follies Director
- Blandings
2013 Sebastian Beach
- Father Brown
2013 Father Brown
- Harry Potter and the Deathly Hallows: Part 2
2011 Arthur Weasley
- Frankenstein's Wedding... Live in Leeds
2011 Alphonse Frankenstein
- Albert Nobbs
2011 Sean Casey
- 50 Greatest Harry Potter Moments
2011 Arthur Weasley (archive footage)
- Fern
2011
- Harry Potter and the Deathly Hallows: Part 1
2010 Arthur Weasley
- The Indian Doctor
2010 Richard Sharpe
- Little Crackers
2010 Father Christmas
- Harry Potter and the Half-Blood Prince
2009 Arthur Weasley
- Being Human
2009 Regus
- Sense and Sensibility
2008 Sir John Middleton
- Merlin
2008 The Goblin (voice)
- A Room with a View
2008 Mr Beebe
- Harry Potter and the Order of the Phoenix
2007 Arthur Weasley
- Stardust
2007 Billy
- A Room with a View
2007 Mr Beebe
- Viva Blackpool
2006 Tommy Vesty
- Saxondale
2006 Deggsy
- Harry Potter and the Goblet of Fire
2005 Arthur Weasley
- A Cock and Bull Story
2005 Ingoldsby
- Doctor Who
2005 Brian Williams
- The Rotters' Club
2005 Sam Chase
- Harry Potter and the Prisoner of Azkaban
2004 Arthur Weasley
- Agent Cody Banks 2: Destination London
2004 Inspector Crescent
- The Heart of Me
2004 Man
- Carrie & Barry
2004 Kirk
- New Tricks
2004 David Beaumont
- Hustle
2004 Dale Ridley
- Agatha Christie's Marple
2004 Commander Peters
- The Fast Show: The Farewell Tour
2003 Various
- Star
2003 Mr Fisher
- Anita and Me
2002 The Reverend 'Uncle' Alan
- The Final Curtain
2002 Declan Farrell
- Harry Potter and the Chamber of Secrets
2002 Arthur Weasley
- Dick Whittington: The ITV Pantomime
2002 King Rat
- Shackleton
2002 Dudley Docker
- High Heels and Low Lifes
2001 Tremaine
- Exit Wounds
2001 Cop
- Second Star to the Left
2001 Duke (voice)
- Combat Sheep
2001 Moose (voice)
- Jumpers for Goalposts
2001 Tommy Stein
- Happiness
2001
- Whatever Happened to Harold Smith?
2000 Roland Thornton
- Happy Birthday Shakespeare
2000 Ted
- The Strangerers
2000 Cadet Flynn
- Gormenghast
2000 Professor Perch
- Hunting Venus
1999 Peter
- The Fast Show: You Ain’t Seen These, Right?
1999 Writer
- Shakespeare in Love
1998 Wabash
- Ted & Ralph
1998 Confirmed Bachelor
- Comedy Lab
1998 Mr. Anderson
- The Borrowers
1997 Exterminator Jeff
- Midsomer Murders
1997 Pat Everett
- 101 Dalmatians
1996 Horace
- The Big Game
1995 Tommy Hollis
- Prince of Jutland
1994 Aslak
- Fever
1994 Jukebox Man
- The Fast Show
1994 Writer
- Harry Enfield and Chums
1994 Husband on Holiday
- 99-1
1994 John Samms
- Chef
1993 Policeman 2
- Peak Practice
1993 Roland Grogan
- Bunch Of Five
1992 Tim
- Bottom
1991 Boris
- Merlin of the Crystal Cave
1991 Cerdic
- Kinsey
1991 Danny
- KYTV
1989
- Great Expectations
1989 Mr. Trabb's Son
- Coppers
1988
- Tumbledown
1988 Lumpy
- The Storyteller: Fearnot
1988 Fearnot's Brother
- Red Dwarf
1988 Olaf Petersen
- The Storyteller
1988 Fearnot's Brother
- Casualty
1986 Des Jones
- Privileged
1982 Wilf
- The Dudley Bug
Roderick the Palaeontologist
