Mark Williams

The Secret Santa Project

as Leon

Dream Hacker

as Edgar Wainwright

Robin and the Hoods

as The Mayor

Surprised by Oxford

as Professor Nuttham

The Effects of Lying

Fantastic Friends

as Self

Super Villans

as Self

Here We Go

as Frank

Sister Boniface Mysteries

as Father Brown

Harry Potter 20th Anniversary: Return to Hogwarts

as Self

The Fast Show: More Blooming Catchphrases

as Self/Various Characters

Early Man

as Barry (voice)

Heidi: Queen of the Mountain

as Henry

Harry Potter: A History Of Magic

as Himself

We're Going on a Bear Hunt

as Dad (voice)

Golden Years

as Phil

Red Top

as Police Commissioner Hamish Pritchard

Born Naughty?

as Self - Narrator (voice)

The Musketeers

as Pathologist

The Look of Love

as Follies Director

Father Brown

as Father Brown

Blandings

as Sebastian Beach

Albert Nobbs

as Sean Casey

When Harry Left Hogwarts

as Self

50 Greatest Harry Potter Moments

as Arthur Weasley (archive footage)

Harry Potter and the Deathly Hallows: Part 2

as Arthur Weasley

Fern

Frankenstein's Wedding... Live in Leeds

as Alphonse Frankenstein

Little Crackers

as Father Christmas

Harry Potter and the Deathly Hallows: Part 1

as Arthur Weasley

The Indian Doctor

as Richard Sharpe

Steve Coogan: The Inside Story

as Self

Harry Potter and the Half-Blood Prince

as Arthur Weasley

Being Human

as Regus

Merlin

as The Goblin (voice)

A Room with a View

as Mr Beebe

Sense and Sensibility

as Sir John Middleton

A Room with a View

as Mr Beebe

Stardust

as Billy

Harry Potter and the Order of the Phoenix

as Arthur Weasley

Saxondale: On The Road

as Self

The One Show

as Self

Saxondale

as Deggsy

Viva Blackpool

as Tommy Vesty

The World's Strangest UFO Stories

as Self - Narrator (voice)

Harry Potter and the Goblet of Fire

as Arthur Weasley

A Cock and Bull Story

as Ingoldsby

Doctor Who

as Brian Williams

The Rotters' Club

as Sam Williams

Agatha Christie's Marple

as Commander Peters

Carrie and Barry

as Kirk

Harry Potter and the Prisoner of Azkaban

as Arthur Weasley

Mark Williams On The Rails

as Self - Presenter

Agent Cody Banks 2: Destination London

as Inspector Crescent

Hustle

as Dale Ridley

The Heart of Me

as Man

New Tricks

as David Beaumont

The Fast Show: The Farewell Tour

as Various

Star

as Mr Fisher

Anita and Me

as The Reverend 'Uncle' Alan

Harry Potter and the Chamber of Secrets

as Arthur Weasley

The Final Curtain

as Declan Farrell

Industrial Revelations

Shackleton

as Dudley Docker

Dick Whittington: The ITV Pantomime

as King Rat

Combat Sheep

as Moose (voice)

Second Star to the Left

as Duke (voice)

High Heels and Low Lifes

as Tremaine

Happiness

Exit Wounds

as Cop

Jumpers for Goalposts

as Tommy Stein

Fun at the Funeral Parlour

Happy Birthday Shakespeare

as Ted

Whatever Happened to Harold Smith?

as Roland Thornton

The Strangerers

as Cadet Flynn

Gormenghast

as Professor Perch

Suit You Sir! The Inside Leg Of The Fast Show

as Self

Loose Women

as Self

Hunting Venus

as Peter

The Fast Show Live

Ted & Ralph

as Confirmed Bachelor

Shakespeare in Love

as Wabash

Comedy Lab

as Mr. Anderson

The Borrowers

as Exterminator Jeff

Midsomer Murders

as Pat Everett

101 Dalmatians

as Horace

The Big Game

as Tommy Hollis

Fever

as Jukebox Man

Harry Enfield and Chums

as Husband on Holiday

The Fast Show

as Various Characters

Prince of Jutland

as Aslak

99-1

as John Samms

The Smell of Reeves and Mortimer

Peak Practice

as Roland Grogan

Chef

as Policeman 2

Merlin of the Crystal Cave

as Cerdic

Bottom

as Boris

Dragon Fight

as Ray

Great Expectations

as Mr. Trabb's Son

KYTV

Coppers

Alexei Sayle's Stuff

Tumbledown

as Lumpy

The Storyteller: Fearnot

as Fearnot's Brother

The Storyteller

as Fearnot's Brother

Red Dwarf

as Olaf Petersen

Casualty

as Des Jones

Privileged

as Wilf

Top of the Pops

as Self - Host

Lead Heads

The Dark Channel

as Mabuse

Mark Williams' Big Bangs