 | Virginia Woolf's Night & Day (2026) as Terence Hilbery |
 | Hamlet (2026) as Polonius |
 | Goodbye June (2025) as Bernie |
 | Turner: The Secret Sketchbooks (2025) |
 | La fiebre de los ricos (2024) as Sebastian Snail Sr. |
 | Wicked Little Letters (2024) as Edward Swan |
 | The Heist Before Christmas (2023) as Santa |
 | Bolan's Shoes (2023) as Jimmy |
 | Northern Comfort (2023) as Edward |
 | The Pale Blue Eye (2022) as Superintendent Thayer |
 | This Is Christmas (2022) as Ray |
 | Spencer (2021) as Major Alistair Gregorys |
 | The Grand Duke Of Corsica (2021) as Alfred Rott |
 | The Last Bus (2021) as Tom |
 | Nieva en Benidorm (2020) as Peter Riordan |
 | Grizzly II: Revenge (2020) as Rob (uncredited) |
 | Mrs Lowry & Son (2019) as L.S. Lowry |
 | The Corrupted (2019) as Clifford Cullen |
 | This Time Away (2019) as Nigel |
 | Early Man (2018) as Chief Bobnar (voice) |
 | Finding Your Feet (2017) as Charlie Glover |
 | The Changeover (2017) as Carmody Braque |
 | The Party (2017) as Bill |
 | The Journey (2017) as Ian Paisley |
 | Stanley, a Man of Variety (2016) as Stanley/Stanley's Father/Stanley's Mother/Tony Hancock/Peter Sellers aka Dr Boob/George Formby/James Finlayson/Max Wall/Alistair Sim/Margaret Rutherford/Frank Randle/Max Miller/Noel Coward/Igor |
 | Denial (2016) as David Irving |
 | Away (2016) as Joseph |
 | Alice Through the Looking Glass (2016) as Bayard Hamar / Bloodhound (voice) |
 | Fungus The Bogeyman (2015) as Fungus |
 | A Grand Night In: The Story of Aardman (2015) as Self / Nick |
 | Cider with Rosie (2015) as Laurie Lee (voice) |
 | Sucker (2015) as The Professor |
| | The One and Only Mike Leigh (2014) as Self |
 | Mr. Turner (2014) as JMW Turner |
 | 9 Kisses (2014) as Bartender |
 | The Love Punch (2014) as Jerry |
 | Back with the Boys Again (2013) as Himself |
 | Room on the Broom (2012) as Dragon (voice) |
 | Love Bite (2012) as Sid |
 | Ginger & Rosa (2012) as Mark |
 | Upside Down (2012) as Bob Boruchowitz |
 | The Rise (2012) as D I West |
 | London 2012 Olympic Closing Ceremony: A Symphony of British Music (2012) as Winston Churchill |
 | Assassin's Bullet (2012) as Dr. Kahn |
| | Boy (2012) |
 | Comes a Bright Day (2012) as Charlie |
 | My Angel (2011) as Mr. Lambert |
 | Reuniting the Rubins (2011) as Lennie Rubin |
 | Harry Potter and the Deathly Hallows: Part 2 (2011) as Peter Pettigrew |
 | Wake Wood (2011) as Arthur |
 | The King's Speech (2010) as Winston Churchill |
 | Harry Potter and the Deathly Hallows: Part 1 (2010) as Peter Pettigrew |
 | Jackboots on Whitehall (2010) as Churchill (voice) |
 | Heartless (2010) as George Morgan |
 | Alice in Wonderland (2010) as Bayard Hamar / Bloodhound (voice) |
 | The Fattest Man in Britain (2009) as Georgie Godwin |
 | From Time to Time (2009) as Boggis |
 | Desert Flower (2009) as Terry Donaldson |
 | Gunrush (2009) as Doug Becket |
 | Harry Potter and the Half-Blood Prince (2009) as Peter Pettigrew |
 | The Damned United (2009) as Peter Taylor |
 | Appaloosa (2008) as Phil Olson |
 | Sweeney Todd: The Demon Barber of Fleet Street (2007) as Beadle |
 | Enchanted (2007) as Nathaniel |
 | A Room with a View (2007) as Mr Emerson |
 | Death Defying Acts (2007) as Sugarman |
 | Harry Potter and the Order of the Phoenix (2007) as Peter Pettigrew (uncredited) |
 | Mysterious Creatures (2006) as Bill Ainscow |
 | Teenage Tourettes Camp (2006) as Narrator |
 | Pierrepoint: The Last Hangman (2005) as Albert Pierrepoint |
 | Harry Potter and the Goblet of Fire (2005) as Wormtail |
| | Mr Harvey Lights a Candle (2005) as Malcolm Harvey |
 | Cherished (2005) as Terry Cannings |
 | Lemony Snicket's A Series of Unfortunate Events (2004) as Mr. Poe |
 | Harry Potter and the Prisoner of Azkaban (2004) as Peter Pettigrew |
 | The Last Samurai (2003) as Simon Graham |
 | Gettin' Square (2003) as Darren Barrington |
 | My House in Umbria (2003) as Quinty |
 | Nicholas Nickleby (2002) as Charles Cheeryble |
 | Christopher Plummer: A Man For All Stages (2002) as Self |
 | All or Nothing (2002) as Phil |
| | Ivor the Invisible (2001) as Dad (voice) |
 | Vanilla Sky (2001) as Thomas Tipp |
 | Rock Star (2001) as Mats, Steel Dragon Road Manager |
 | Lucky Break (2001) as Cliff |
 | Vacuuming Completely Nude in Paradise (2001) as Tommy Rag |
 | The Old Man Who Read Love Stories (2001) as Luis Agalla |
 | Intimacy (2001) as Andy, Claire's husband |
 | The Adventures of Young Indiana Jones: Espionage Escapades (2000) as Cunningham |
 | Chicken Run (2000) as Nick (voice) |
 | Vatel (2000) as Gourville |
 | Love's Labour's Lost (2000) as Armado |
 | Rough for Theatre II (2000) as B |
 | Topsy-Turvy (1999) as Richard Temple (The Mikado) |
 | The Clandestine Marriage (1999) as Sterling |
 | The Wisdom of Crocodiles (1998) as Inspector Healey |
 | Still Crazy (1998) as David "Beano" Baggot |
 | Neville's Island (1998) as Gordon |
 | The Swords (1997) as Salesman |
 | Hamlet (1996) as Rosencrantz |
 | Secrets & Lies (1996) as Maurice Purley |
 | Roots (1992) as Jimmy Beales |
 | Dread Poets' Society (1992) as Derek |
| | Not Mozart: WAM! Limited (1991) as Wolfgang and Amadeus Mozart |
| | Nona (1991) as Chico |
 | Broke (1991) as Francis Meeks |
 | Life Is Sweet (1991) as Aubrey |
 | The Tale of Little Pig Robinson (1990) as Pig Robinson |
 | The Sheltering Sky (1990) as Eric Lyle |
 | 1871 (1990) as Ramborde |
 | White Hunter, Black Heart (1990) as Hodkins |
 | Crusoe (1989) as Reverend Milne |
 | David Macaulay: Pyramid (1989) as Kawab / Tomb Robber (voice) |
 | Dream Demon (1988) as Peck |
 | To Kill a Priest (1988) as Igor |
 | Journey's End (1988) as Lt. Trotter |
 | Body Contact (1987) as Paul |
 | Gothic (1987) as Dr. Polidori |
 | Dutch Girls (1985) as Lyndon Baines Jellicoe |
 | The Bride (1985) as Paulus |
 | A Crack in the Ice (1985) as Pte. Postnikov |
 | The Missionary (1982) as Parswell |
 | Remembrance (1982) as Douglas |
 | Oliver Twist (1982) as 1st Constable |
 | Home Sweet Home (1982) as Gordon |
 | A Cotswold Death (1982) as Detective Sergeant Baxter |
| | The Three Sisters (1981) as Andrei |
 | The Cherry Orchard (1981) as Epikhodov |
| | Say No to Strangers (1981) as Stranger |
 | S.O.S. Titanic (1980) as Jim (uncredited) |
 | The Brylcreem Boys (1979) as Shorty |
 | Quadrophenia (1979) as Projectionist |
 | The Vanishing Army (1978) as Wainwright |
 | The Life Story of Baal (1978) as Lupu |
 | Untitled 13 |
| | Murdering Michael Malloy as Michael Malloy |
| | The Last Bus Executive Producer |
| | Stanley, a Man of Variety Screenplay |
| | Late in Summer Executive Producer |
