| — | TED ALLAN: MINSTREL BOY OF THE 20TH CENTURY | Narrator |
| 2023 | Heroes of the Golden Masks | Rizzo (voice) |
| 2022 | Boris Karloff: The Rest of the Story | Self |
| 2021 | Boris Karloff: The Man Behind the Monster | Self |
| 2021 | Mooseltoe | Mooseking |
| 2021 | Бондарчук. Battle | self |
| — | Madeline at the Ballet | Narrator (voice) |
| 2021 | The Flooded Desert | Narrator (voice) |
| 2020 | Era mio figlio | Frank Pitsenbarger |
| 2019 | Cena con delitto - Knives Out | Harlan Thrombey |
| 2019 | Departure | Howard Lawson |
| 2019 | Cliffs of Freedom | Thanasi |
| 2019 | Alan Pakula: Going for Truth | Self |
| 2018 | Un viaggio stupefacente | Jack Jaconi |
| 2018 | Howard Lovecraft and the Kingdom of Madness | Dr. Jeffrey West (voice) |
| 2017 | Tutti i soldi del mondo | Jean Paul Getty |
| 2017 | Dickens: l'uomo che inventò il Natale | Scrooge |
| 2017 | Gli eroi del Natale | King Herod (voice) |
| 2017 | L'amore oltre la guerra | Kaiser Wilhelm II |
| 2017 | Howard Lovecraft & the Undersea Kingdom | Dr. West (voice) |
| 2017 | The River of My Dreams | Himself |
| 2016 | Howard Lovecraft & the Frozen Kingdom | Dr. West (voice) |
| 2015 | Remember | Zev Guttman |
| 2015 | La canzone della vita - Danny Collins | Frank Grubman |
| 2015 | Pixies | Pixie King (voice) |
| 2015 | The Untold Story of The Sound of Music: A Diane Sawyer Special | Self |
| 2014 | Hector e la ricerca della felicità | Professor Coreman |
| 2014 | The Forger - Il falsario | Joseph Cutter |
| 2014 | Elsa & Fred | Fred |
| 2013 | Muhammad Ali's Greatest Fight | John Marshall Harlan |
| 2013 | The Legend of Sarila | Croolik (voice) |
| 2013 | Titans of the Ice Age | Narrator |
| 2013 | The Captains: Still Kicking | Himself |
| 2012 | Final Cut: Hölgyeim és uraim | (archive footage) |
| 2012 | Barrymore | John Barrymore |
| 2012 | Kali, le petit vampire | Narrator (english version) |
| 2012 | The Girl with the Dragon Tattoo: Hard Copy | |
| 2012 | Behind the Wall: The Making of Skyrim | Self |
| 2011 | Millennium - Uomini che odiano le donne | Henrik Vanger |
| 2011 | Priest | Monsignor Orelas |
| 2011 | Beginners | Hal Fields |
| 2011 | Discovering Hamlet | Self |
| 2010 | My Dog Tulip | J.R. Ackerley (voice) |
| 2010 | Moguls & Movie Stars: A History of Hollywood | Narrator |
| 2010 | The Tempest | Prospero |
| 2010 | Madeline's Christmas | Narrator |
| 2009 | Up | Charles F. Muntz (voice) |
| 2009 | 9 | #1 (voice) |
| 2009 | Parnassus - L'uomo che voleva ingannare il diavolo | Doctor Parnassus |
| 2009 | The Last Station | Leo Tolstoy |
| 2009 | Caesar and Cleopatra | Caesar |
| 2008 | Emotional Arithmetic | David Winters |
| 2008 | The Summit | P.J. Aimes |
| 2007 | Closing the Ring | Jack |
| 2007 | La Stanza Della Vendetta | Dr. Heller |
| 2007 | Man in the Chair | Flash Madden |
| 2006 | Inside Man | Arthur Case |
| 2006 | La casa sul lago del tempo | Simon Wyler |
| 2006 | Nuremberg - Les nazis face à leurs crimes | Kommentator |
| 2006 | Eugene O’Neill: A Documentary Film | Self |
| 2005 | Syriana | Dean Whiting |
| 2005 | The New World - Il nuovo mondo | Captain Newport |
| 2005 | Partnerperfetto.com | Bill |
| 2005 | Our Fathers | Cardinal Bernard Law |
| 2005 | Four Minutes | Archie Mason |
| 2005 | Miracle Planet | Himself - Host |
| 2004 | Il mistero dei templari | John Adams Gates |
| 2004 | Alexander | Aristotle |
| 2003 | Oscure presenze a Cold Creek | Mr. Massie |
| 2003 | The Gospel of John | Narrator (voice) |
| 2003 | Blizzard - La Renna di Babbo Natale | Santa Claus |
| 2003 | The Life Of Jesus | Narrator |
| 2002 | Nicholas Nickleby | Ralph Nickleby |
| 2002 | Ararat | David |
| 2002 | Cortina di ferro | John Watkins |
| 2002 | Christopher Plummer: A Man For All Stages | Self |
| 2002 | Night Flight | 'Flash' Harry Peters |
| 2001 | A Beautiful Mind | Dr. Rosen |
| 2001 | Lucky Break | Graham Mortimer |
| 2001 | Full Disclosure | Robert Lecker |
| 2001 | On Golden Pond | Norman Thayer |
| 2000 | Dracula's legacy - Il fascino del male | Matthew Van Helsing |
| 2000 | Il processo di Norimberga | Sir David Maxwell Fyfe |
| 2000 | Possessed | Archbishop Hume |
| 2000 | The Dinosaur Hunter | Hump Hinton |
| 2000 | American Tragedy | F. Lee Bailey |
| 1999 | Insider - Dietro la verità | Mike Wallace |
| 1999 | Madeline: Lost in Paris | Narrator (voice) |
| 1999 | Il mistero del floppy disk | Ulrich Steiner |
| 1998 | The Clown at Midnight | Mr. Caruthers |
| 1998 | Winchell | Franklin D. Roosevelt |
| 1998 | Blackheart | Holmes |
| 1998 | The First Christmas | Narrator (voice) |
| 1997 | Viaggio a Toyland | Barnaby Crookedman (voice) |
| 1997 | The Arrow | George Hees |
| 1997 | Skeletons | Reverend Carlyle |
| 1996 | The Hamster Factor and Other Tales of 'Twelve Monkeys' | Self |
| 1996 | The Conspiracy of Fear | Wakeman |
| 1995 | L'esercito delle 12 scimmie | Dr. Goines |
| 1995 | L'ultima eclissi | John Mackey |
| 1995 | Harrison Bergeron | John Klaxon |
| 1994 | Wolf - La belva è fuori | Raymond Alden |
| 1994 | Furia esplosiva | Ivan Getz |
| 1994 | Michael Caine: Breaking the Mold | Self (archive footage) |
| 1993 | Ben-Hur: The Making of an Epic | Narrator |
| 1993 | A Stranger in the Mirror | Clifton Lawrence |
| 1992 | Malcolm X | Chaplain Gill |
| 1992 | Il segreto | Mel Wexler |
| 1992 | Liar's Edge | Harry Weldon |
| 1992 | Impolite | Naples O'Rorke |
| 1991 | Star Trek VI - Rotta verso l'ignoto | General Chang |
| 1991 | Eddy e la banda del sole luminoso | Grand Duke (voice) |
| 1991 | E Caterina... regnò | Sir Charles |
| 1991 | Forza di fuoco | Col. Garland Vaughn |
| 1991 | Money - Intrigo in nove mosse | Martin Yahl |
| 1991 | Madeline and the Gypsies | Narrator (voice) |
| 1991 | Madeline and the Bad Hat | Narrator (voice) |
| 1991 | Madeline in London | Narrator (voice) |
| 1991 | La dame de Berlin | Wilhelm Speer |
| 1990 | Dalla parte del cuore | Shitty |
| 1990 | Red Blooded American Girl | Dr. John Alcore |
| 1990 | A Ghost in Monte Carlo | The Grand Duke Ivan |
| 1990 | Counterstrike | Alexander Addington |
| 1990 | The Little Crooked Christmas Tree | Narrator |
| 1989 | Vuoto mentale | Doctor Satorius |
| 1989 | The First Emperor of China | Narrator |
| 1989 | Souvenir | Ernst Kestner |
| 1989 | Nabokov on Kafka | Vladimir Nabokov |
| 1988 | Nosferatu a Venezia | Professor Paris Catalano |
| 1988 | Pennellate di poesia per Madeline | Narrator (voice) |
| 1988 | American Experience | Narrator |
| 1988 | The Making of a Legend: Gone with the Wind | Narrator (voice) |
| 1988 | Shadow Dancing | Edmund Beaumont |
| 1988 | Madeline | Narrator (voice) |
| 1987 | La retata | Reverend Jonathan Whirley |
| 1987 | Passione sotto la cenere | Sir Giles Staverley |
| 1987 | I Love N.Y. | John Robertson Yeats |
| 1987 | The Nightingale | Narrator (voice) |
| 1986 | Fievel sbarca in America | Henri (voice) |
| 1986 | Nato per vincere | Knox |
| 1986 | La moglie del capo | Mr. Roalvang |
| 1986 | Crossings | Armand DeVilliers |
| 1986 | The Tin Soldier | Narrator (voice) |
| 1986 | Spearfield's Daughter | Lord Jack Cruze |
| 1985 | The Velveteen Rabbit | Narrator (voice) |
| 1985 | Rumpelstiltskin | Narrator |
| 1984 | I Robinson | Jonathan Lawrence |
| 1984 | Dreamscape: fuga nell'incubo | Bob Blair |
| 1984 | Prova d'innocenza | Leo Argyle |
| 1984 | Lily in Love | Fitzroy Wynn / Roberto Terranova |
| 1983 | Uccelli di Rovo | Archbishop Vittorio Contini-Verchese |
| 1983 | Scarlatto e nero | Col. Herbert Kappler |
| 1983 | SuperTed | |
| 1983 | Prototype | Dr. Carl Forrester |
| 1982 | Nature | Narrator (voice) |
| 1982 | Little Gloria... Happy at Last | Reggie Vanderbilt |
| 1982 | Scontro al vertice | James Hatcher |
| 1982 | Night of 100 Stars | Self |
| 1981 | Uno scomodo testimone | Joseph |
| 1981 | Computer per un omicidio | Professor Lakos |
| 1981 | Dial M for Murder | Tony Wendice |
| 1981 | Being Different | Self (Narrator) (voice) |
| 1981 | When the Circus Came to Town | Duke Royal |
| 1980 | Ovunque nel tempo | William Fawcett Robinson |
| 1980 | Prima dell'ombra | Brian |
| 1980 | Desperate Voyage | Jacques Burrifous |
| 1979 | Assassinio su commissione | Sherlock Holmes |
| 1979 | Una strada, un amore | Paul Sellinger |
| 1978 | Scontri stellari oltre la terza dimensione | The Emperor |
| 1978 | L'amico sconosciuto | Reikle |
| 1978 | Una corsa sul prato | John Seaton |
| 1977 | Gesù di Nazareth | Herod Antipas |
| 1977 | Unico indizio un anello di fumo | Deverell |
| 1977 | Uppdraget | Kaptain Behounek |
| 1977 | Silver Blaze | Sherlock Holmes |
| 1976 | La battaglia delle aquile | Capt. 'Uncle' Sinclair |
| 1976 | Arthur Hailey's The Moneychangers | Roscoe Heyward |
| 1975 | L'uomo che volle farsi re | Rudyard Kipling |
| 1975 | La pantera rosa colpisce ancora | Sir Charles Litton |
| 1975 | Un colpevole senza volto | Maggiore Alastair Wimbourne |
| 1975 | Delitto in silenzio | Dr. Sherman |
| 1975 | Quel rosso mattino di giugno - attentato a Sarajevo | Archduke Ferdinand |
| 1974 | The Happy Prince | The Happy Prince (voice) |
| 1974 | After the Fall | Quentin |
| 1973 | Una squillo scomoda per l'ispettore Newman | Dt. Sgt. Jim Henderson |
| 1970 | Waterloo | Arthur Wellesley, Duke of Wellington |
| 1969 | I lunghi giorni delle aquile | Squadron Leader Colin Harvey |
| 1969 | La grande strage nell'impero del sole | Atahualpa |
| 1969 | Lock Up Your Daughters | Lord Foppington |
| 1968 | Arrest! | Sir James Quentin |
| 1968 | The Dick Cavett Show | Self - Guest |
| 1968 | Oedipus the King | Oedipus |
| 1967 | La notte dei generali | Field Marshal Rommel |
| 1966 | Agli ordini del Fuhrer e al servizio di Sua Maestà | Freddie Chapman |
| 1965 | Tutti insieme appassionatamente | Captain Georg von Trapp |
| 1965 | Lo strano mondo di Daisy Clover | Raymond Swan |
| 1965 | Salzburg Sight and Sound | Self |
| 1964 | La caduta dell'impero romano | Commodus |
| 1964 | Hamlet at Elsinore | Hamlet |
| 1963 | 30 Minutes, Mister Plummer | Himself |
| 1963 | Trans-Canada Journey | Narrator (voice) |
| 1960 | Captain Brassbound's Conversion | Captain Brassbound |
| 1959 | A Doll's House | Torvald |
| 1959 | NBC Sunday Showcase | |
| 1958 | Il paradiso dei barbari | Walt Murdock |
| 1958 | Fascino del palcoscenico | Joe Sheridan |
| 1958 | Johnny Belinda | Dr. Jack Pelletier |
| 1958 | Little Moon of Alban | Kenneth Boyd |
| 1957 | DuPont Show of the Month | Sir Miles Hendon |
| 1956 | Tony Awards | Self - Nominee |
| 1956 | Tony Awards | Self - Presenter |
| 1956 | Tony Awards | Self - Winner |
| 1956 | Tony Awards | Self - Nominee/Presenter |
| 1953 | Oscars: La notte in diretta | Self |
| 1953 | General Electric Theater | Walter Shelley |
| 1952 | Omnibus | |
| 1951 | Hallmark Hall of Fame | Dr. Jack Pelletier |
| 1951 | Hallmark Hall of Fame | Torvald Helmer |
| 1951 | Hallmark Hall of Fame | Captain Brassbound |
| 1951 | Hallmark Hall of Fame | Prince Albert |
| 1951 | Hallmark Hall of Fame | Cyrano de Bergerac |
| 1949 | Suspense | |
| 1948 | The Ed Sullivan Show | Self / Mark Anthony |
| 1948 | Studio One | Dick |
