- OZI: Voice of the Forest
2024 Mr. Smiley (voice)
- Miranda's Victim
2023 Judge Wren
- Mr. Harrigan's Phone
2022 Mr. Harrigan
- Moonfall
2022 Holdenfield
- The Burnt Orange Heresy
2020 Jerome Debney
- Alone
2020 Edward
- American Hangman
2019 Judge Straight
- Backdraft 2
2019 Ronald Bartel
- Ad Astra
2019 Thomas Pruitt
- The Physics of Sorrow
2019 (voice)
- Measure of a Man
2018 Dr. Kahn
- The Leisure Seeker
2018 John Spencer
- The Green Fog
2018
- Basmati Blues
2017 Gurgon
- Milton's Secret
2016 Grandpa Howard
- Point and Shoot
2016 Man
- Pirate's Passage
2015 Writer
- The Hunger Games: Mockingjay - Part 2
2015 President Coriolanus Snow
- Forsaken
2015 Rev. Clayton
- The Calling
2014 Father Price
- The Hunger Games: Mockingjay - Part 1
2014 President Coriolanus Snow
- The Hunger Games: Catching Fire
2013 President Coriolanus Snow
- The Best Offer
2013 Billy Whistler
- Jappeloup
2013 John Lester
- The Hunger Games
2012 President Coriolanus Snow
- Dawn Rider
2012 Pop
- Assassin's Bullet
2012 Ambassador Ashdown
- Treasure Island
2012 Flint
- The Mechanic
2011 Harry McKenna
- The Eagle
2011 Aquila
- The Man on the Train
2011 The Professor
- Horrible Bosses
2011 Jack Pellit
- Jock the Hero Dog
2011 Narrator / Sir Percy Fitzpatrick (voice)
- The Con Artist
2010 Kranski
- Astro Boy
2009 President Stone (voice)
- The Eastmans
2009 Dr. Charles Eastman
- Fool's Gold
2008 Nigel Honeycutt
- Stonehenge: Decoded
2008 Narrator (voice)
- Reign Over Me
2007 Richter Raines
- Puffball
2007 Lars
- Dinosaurs: Giants of Patagonia
2007 Narrator
- Sleepwalkers
2007 Businessman Struck by a Taxi
- Days of Darkness
2007 Donald Sutherland
- Ask the Dust
2006 Hellfrick
- Beerfest
2006 Johann von Wolfhaus (uncredited)
- Fierce People
2006 Ogden C. Osborne
- Land of the Blind
2006 Thorne
- An American Haunting
2005 John Bell
- Pride & Prejudice
2005 Mr. Bennet
- Aurora Borealis
2005 Ronald Shorter
- American Gun
2005 Carl Wilk
- Lord of War
2005 Colonel Oliver Southern (voice)
- Cold Mountain
2003 Reverend Monroe
- Five Moons Plaza
2003 Rosario Sarracino
- Path to War
2003 Clark Clifford
- The Italian Job
2003 John Bridger
- Baltic Storm
2003 Lou Aldryn
- Final Fantasy: The Spirits Within
2001 Dr. Sid (voice)
- Uprising
2001 Adam Czerniaków
- The Big Heist
2001 Jimmy Burke
- Big Shot's Funeral
2001 Tyler
- The Autobiography of Malcolm X
2001 Narrator (voice)
- Panic
2000 Michael
- Space Cowboys
2000 Jerry O'Neill
- The Art of War
2000 Douglas Thomas
- Instinct
1999 Ben Hillard
- Virus
1999 Captain Robert Everton
- The Hunley
1999 Gen. Pierre G.T. Beauregard
- Behind the Mask
1999 Dr. Bob Shushan
- Free Money
1998 Judge Rausenberg
- Without Limits
1998 Bill Bowerman
- Fallen
1998 Lt. Stanton
- Shadow Conspiracy
1997 Jacob Conrad
- The Assignment
1997 Jack Shaw / Henry Fields
- A Time to Kill
1996 Lucien Wilbanks
- Natural Enemy
1996 Ted Robards
- Hollow Point
1996 Garrett Lawton
- Hearst Castle: Building the Dream
1996 Narrator
- Outbreak
1995 General Donald McClintock
- Citizen X
1995 Col. Mikhail Fetisov
- Disclosure
1994 Bob Garvin
- The Puppet Masters
1994 Andrew Nivens
- The Lifeforce Experiment
1994 Dr. 'Mac' MacLean
- Oldest Living Confederate Widow Tells All
1994 William Marsden
- Six Degrees of Separation
1993 Flan
- Benefit of the Doubt
1993 Frank
- Younger and Younger
1993 Jonathan Younger
- Bethune: The Making of a Hero
1993 Dr. Norman Bethune
- Red Hot
1993 Kirov
- La Classe américaine
1993 Assassin (archive footage) (uncredited)
- Buffy the Vampire Slayer
1992 Merrick Jamison-Smythe
- Shadow of the Wolf
1992 Henderson
- Quicksand: No Escape
1992 Murdoch
- The Railway Station Man
1992 Roger Hawthorne
- The Setting Sun
1992 John Williams
- The Poky Little Puppy's First Christmas
1992 Narrator (voice)
- JFK
1991 X
- Backdraft
1991 Ronald Bartel
- Scream of Stone
1991 Ivan
- Buster's Bedroom
1991 O'Connor
- Eminent Domain
1991 Josef Borski
- A Dry White Season
1989 Ben du Toit
- Lock Up
1989 Warden Drumgoole
- Lost Angels
1989 Dr. Charles Loftis
- Apprentice to Murder
1988 John Reese
- People of the Forest: The Chimps of Gombe
1988 Narrator (voice)
- The Rosary Murders
1987 Father Robert Koesler
- The Trouble with Spies
1987 Appleton Porter
- The Wolf at the Door
1986 Paul Gauguin
- Revolution
1985 Sgt. Maj. Peasy
- Heaven Help Us
1985 Brother Thadeus
- Crackers
1984 Westlake
- Ordeal by Innocence
1984 Dr. Arthur Calgary
- Max Dugan Returns
1983 Brian Costello
- The Winter of Our Discontent
1983 Ethan Hawley
- Eye of the Needle
1981 Faber
- Threshold
1981 Dr. Thomas Vrain
- A War Story
1981 Narrator (voice)
- Gas
1981 Nick the Noz
- Ordinary People
1980 Calvin Jarrett
- Nothing Personal
1980 Roger Keller
- North China Factory
1980 Narrator (voice)
- Murder by Decree
1979 Robert Lees
- Bear Island
1979 Frank Lansing
- A Man, a Woman and a Bank
1979 Reese Halperin
- The First Great Train Robbery
1978 Robert Agar
- Invasion of the Body Snatchers
1978 Matthew Bennell
- Animal House
1978 Dave Jennings
- Blood Relatives
1978 Steve Carella
- The Kentucky Fried Movie
1977 The Clumsy Waiter (segment "That's Armageddon")
- The Disappearance
1977 Jay Mallory
- Bethune
1977 Dr. Norman Bethune
- 1900
1976 Attila Mellanchini
- The Eagle Has Landed
1976 Liam Devlin
- Fellini's Casanova
1976 Giacomo Casanova
- The Day of the Locust
1975 Homer Simpson
- End of the Game
1975 Corpse of Lt. Robert Schmied (uncredited)
- S*P*Y*S
1974 Bruland
- Alien Thunder
1974 Sgt. Dan Candy
- The Awful Manners
1974 Man walking (uncredited)
- Don't Look Now
1973 John Baxter
- Steelyard Blues
1973 Executive Producer
- Lady Ice
1973 Andy Hammon
- FTA
1972 Writer
- Klute
1971 John Klute
- Little Murders
1971 Rev. Dupas
- Johnny Got His Gun
1971 Christ
- M*A*S*H
1970 Hawkeye Pierce
- Kelly's Heroes
1970 Sgt. Oddball (Tank Commander)
- Alex in Wonderland
1970 Alex Morrison
- Start the Revolution Without Me
1970 Charles / Pierre
- Act of the Heart
1970 Father Michael Ferrier
- The Split
1968 Dave Negli
- Joanna
1968 Lord Peter Sanderson
- The Sunshine Patriot
1968 Benedeck
- Interlude
1968 Lawrence
- Sebastian
1968 Ackerman
- Oedipus the King
1968 Chorus Leader
- The Dirty Dozen
1967 Vernon Pinkley
- Billion Dollar Brain
1967 Scientist at Computer
- The Shuttered Room
1967 Zebulon (voice)
- Promise Her Anything
1966 Autograph Seeking Father (uncredited)
- Lee Oswald: Assassin
1966 Charles Givens
- Dr. Terror's House of Horrors
1965 Bob Carroll
- Fanatic
1965 Joseph
- The Bedford Incident
1965 Hospitalman Nerney - Sick Bay
- The Castle of the Living Dead
1964 Sgt. Paul / The Witch / The Old Man
- Hamlet at Elsinore
1964 Fortinbras
- The World Ten Times Over
1963 Tall Man in Nightclub (uncredited)
- For King and Country: Out There
1963 Canadian
