- Alien: Romulus
2024 Rook (Facial and Vocal Reference)
- The Hobbit: The Battle of the Five Armies
2014 Old Bilbo Baggins
- The Hobbit: An Unexpected Journey
2012 Old Bilbo Baggins
- Discovering Hamlet
2011 Polonius (archive footage)
- Ratatouille
2007 Skinner (voice)
- The Treatment
2007 Dr. Ernesto Morales
- The Real Middle Earth
2007 Narrator
- Strangers with Candy
2006 Dr. Putney
- Chromophobia
2006 Edward Aylesbury
- O Jerusalem
2006 Ben Gurion
- Lord of War
2005 Simeon Weisz
- The Adventures of Errol Flynn
2005 Narrator (voice)
- The Queen of Trees
2005 Narrator
- Garden State
2004 Gideon Largeman
- The Day After Tomorrow
2004 Terry Rapson
- The Aviator
2004 Professor Fitz
- D-Day 6.6.1944
2004 Narrator (voice)
- Dragon's World: A Fantasy Made Real
2004 Narrator
- Prisoner of Paradise
2003 Narrator (voice)
- From Hell
2001 Sir William Gull
- The Emperor's New Clothes
2001 Napoleon Bonaparte / Sergeant Eugene Lenormand
- Bless the Child
2000 Reverend Grissom
- The Miracle Maker
2000 Pontius Pilate (voice)
- Esther Kahn
2000 Nathan Quellen
- Joe Gould's Secret
2000 Joe Gould
- Beautiful Joe
2000 George The Geek
- The Last of the Blonde Bombshells
2000 Patrick
- Animal Farm
1999 Squealer (voice)
- eXistenZ
1999 Kiri Vinokur
- Wisconsin Death Trip
1999 Narrator (voice)
- Shergar
1999 Joseph Maguire
- The Match
1999 Big Tam
- Simon Magus
1999 Sirius / Boris / The Devil
- Alice Through the Looking Glass
1998 White Knight
- Tale of the Tides
1998 Narrator
- King Lear
1998 King Lear
- The Fifth Element
1997 Cornelius
- The Sweet Hereafter
1997 Mitchell Stephens
- A Life Less Ordinary
1997 Mr. Naville
- Night Falls on Manhattan
1997 Liam Casey
- Incognito
1997 John (uncredited)
- Big Night
1996 Pascal
- Loch Ness
1996 Water Bailiff
- A Little Fish in Deep Water
1996 Narrator
- Landscape
1995 Duff
- Little Red Riding Hood
1995 Don Mini
- There Is a Light That Never Goes Out
1995 Narrator (voice)
- Mary Shelley's Frankenstein
1994 Baron Frankenstein
- The Madness of King George
1994 Willis
- Mustang: The Hidden Kingdom
1994 (voice)
- The Deep Blue Sea
1994 Sir William Collyer
- Chappaquiddick
1994 Narrator
- The Hour of the Pig
1993 Albertus
- The Mysterious Career of Lee Harvey Oswald
1993 Narrator (voice) (UK version, Timewatch: The Mysterious Career of Lee Harvey Oswald)
- The World of Peter Rabbit and Friends: The Tailor of Gloucester
1993 The Tailor (voice)
- Blue Ice
1992 Sir Hector
- The Last Romantics
1992 F.R. Leavis
- Kafka
1991 Dr. Murnau
- Naked Lunch
1991 Tom Frost
- Uncle Vanya
1991 Astrov
- Bloody Sunday
1991 Narrator
- Hamlet
1990 Polonius
- A Season of Giants
1990 Lorenzo de' Medici
- Henry V
1989 Captain Fluellen
- The Tailor of Gloucester
1989 The Tailor
- The Endless Game
1989 Control
- The Kingdom of Fun
1989 Narrator
- Another Woman
1988 Ken
- Murder by the Book
1986 Hercule Poirot
- Cry From Home
1986 Narrator
- The Fishing Party
1986 Narrator
- Dancing in the Rain
1986 Narrator (voice)
- Brazil
1985 Mr. Kurtzmann
- Dance with a Stranger
1985 Desmond Cussen
- Dreamchild
1985 Reverend Charles L. Dodgson / Lewis Carroll
- Wetherby
1985 Stanley Pilborough
- Mr. and Mrs. Edgehill
1985 Eustace Edgehill
- The Browning Version
1985 Andrew Crocker-Harris
- Visions of Power
1985 Narrator
- Greystoke: The Legend of Tarzan, Lord of the Apes
1984 Capitaine Phillippe D'Arnot
- Laughterhouse
1984 Ben Singleton
- The Cost of Treachery
1984 Narrator
- The Return of the Soldier
1983 Doctor Anderson
- Bette Davis: The Benevolent Volcano
1983 Narrator (voice)
- Soft Targets
1982 Alexei
- Chariots of Fire
1981 Sam Mussabini
- Time Bandits
1981 Napoleon
- Strike: The Birth of Solidarity
1981 Lech Walesa
- S.O.S. Titanic
1980 J. Bruce Ismay
- The Misanthrope
1980 Alceste
- All Quiet on the Western Front
1979 Himmelstoss
- Alien
1979 Ash
- Les Misérables
1978 Thénardier
- The Thief of Baghdad
1978 The Gatekeeper
- The Lost Boys
1978 J.M. Barrie
- Flayed
1978 The Man
- The Man in the Iron Mask
1977 Duval
- March or Die
1977 El Krim
- Ramsey
1977 Bill Ramsey
- Robin and Marian
1976 King John
- Shout at the Devil
1976 Mohammed
- Mr. Garrick and Mrs. Woffington
1975 Mr. Garrick
- Juggernaut
1974 Nicholas Porter
- The Wood Demon
1974 Khrushchov
- Children in Crossfire
1974 Narrator
- Only a Game
1974 Narrator
- The Homecoming
1973 Lenny
- Young Winston
1972 George E. Buckle
- The Treat
1972 Gordon
- A Severed Head
1971 Martin Lynch-Gibbon
- Mary, Queen of Scots
1971 David Riccio
- Funny
1971 Huw
- Nicholas and Alexandra
1971 Yakovlev
- Emma's Time
1970 Mark Lang
- The End of the Line
1970 Reverend P. Bagley
- The Salesman
1970 Salesman
- Oh! What a Lovely War
1969 President Poincare
- Moonlight on the Highway
1969 David Peters
- Edward the Confessor
1969 Edward Gobey
- Omri's Burning
1969 Omri
- The Fixer
1968 Grubeshov
- A Midsummer Night's Dream
1968 Puck
- Frankenstein
1968 Frankenstein / The Monster
- The Bofors Gun
1968 Gunner Flynn
- Opus
1967 Lenny (The Homecoming)
- The Wars of the Roses
1965 King Richard III
- The Paradise Suite
1963 Jamie Norton
- The Cherry Orchard
1962 Trofimov
- Girls at Sea
1958 Marine (uncredited)
- Rope
1957 Granillo
