 | The Critic (2024)
Jimmy Erskine |
 | Dragfox (2024)
Ginger Snap the Fox (Speaking) |
 | The Real Ken Dodd: The Man I Loved (2024)
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 | The Life and Death of Lily Savage (2024)
Self |
 | Hamlet (2024)
Hamlet |
 | The One Note Man (2023)
Narrator (voice) |
 | Quintessentially British (2022)
Self |
 | Hamlet Within (2022)
|
 | Hating Peter Tatchell (2021)
Self |
 | Infinitum: Subject Unknown (2021)
Dr. Charles Marland-White |
 | Ian McKellen on Stage: With Tolkien, Shakespeare, Others and YOU (2020)
|
 | Du Fu: China's Greatest Poet (2020)
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 | Cats (2019)
Gus, the Theatre Cat |
 | The Good Liar (2019)
Roy Courtnay |
 | On Broadway (2019)
Self |
 | All Is True (2018)
Earl of Southampton |
 | National Theatre Live: King Lear (2018)
King Lear |
 | McKellen: Playing the Part (2018)
Himself |
 | The Paul O'Grady Story (2017)
Self |
 | Animal Crackers (2017)
Horatio P. Huntington (voice) |
 | How a Kite Flies (2017)
Mr. Kite (voice) |
 | Beauty and the Beast (2017)
Cogsworth |
 | The Untold Tales of Armistead Maupin (2017)
Self |
 | Edmund the Magnificent (2017)
Self - Narrator (voice) |
 | Judi Dench: All the World's Her Stage (2016)
Self |
 | National Theatre Live: No Man's Land (2016)
Spooner |
 | Play the Devil: Making Richard III (2016)
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| | Shakespeare on Film (2016)
|
| | Shakespeare on Stage, Screen and Elsewhere with Ian McKellen (2016)
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 | All the World's a Screen: Shakespeare on Film (2016)
Prospero's Speech Reader (voice) |
 | Shakespeare Live! From the RSC (2016)
Self - Performer |
 | The Roof (2016)
And Even Yet Another Fan |
 | Knights of Classic Drama at the BBC (2015)
Self (archive footage) |
 | The Dresser (2015)
Norman |
 | Mr. Holmes (2015)
Sherlock Holmes |
 | The Hobbit: The Battle of the Five Armies (2014)
Gandalf the Grey |
 | Nelson Mandela Redrawn (2014)
Self |
 | X-Men: Days of Future Past (2014)
Magneto |
| | Miss in Her Teens (2014)
The Prologue |
 | The Hobbit: The Desolation of Smaug (2013)
Gandalf the Grey |
 | The Wolverine: Path of a Ronin (2013)
Self |
 | The Five(ish) Doctors Reboot (2013)
Self |
 | Muse of Fire (2013)
Self |
 | The Wolverine (2013)
Erik Lehnsherr / Magneto (uncredited) |
 | The Egg Trick (2013)
Magician |
 | Doctor Who: The Snowmen (2012)
The Great Intelligence (voice) |
 | The Hobbit: An Unexpected Journey (2012)
Gandalf the Grey |
| | London 2012: Paralympics Opening Ceremony (2012)
Self |
 | Looking for Lowry (2011)
Himself |
 | The Betty Driver Story (2011)
Self |
 | Lady Grey London (2010)
|
 | Small-Time Revolutionary (2010)
Hamish Miller (voice) |
 | A Lost and Found Box of Human Sensation (2010)
Narrator (voice) |
 | Never Sleep Again: The Elm Street Legacy (2010)
Self (archive footage) |
 | Theatreland (2009)
Himself |
 | King Lear (2008)
King Lear |
 | The Golden Compass (2007)
Iorek Byrnison (voice) |
 | Stardust (2007)
Narrator (voice) |
| | The Art of Breaking Character (2007)
Self |
| | For the Love of God (2007)
The Jackdaw |
 | Flushed Away (2006)
The Toad (voice) |
 | X-Men: The Last Stand (2006)
Erik Lehnsherr / Magneto |
 | The Da Vinci Code (2006)
Sir Leigh Teabing |
 | Saint of 9/11 (2006)
Narrator |
 | Doogal (2006)
Zebedee (voice) |
 | Asylum (2005)
Dr. Peter Cleave |
 | Neverwas (2005)
Gabriel Finch |
 | The Hobart Shakespeareans (2005)
Himself |
 | The Magic Roundabout (2005)
Zebedee (voice) |
 | Ringers: Lord of the Fans (2005)
Self |
 | Eighteen (2005)
Jason Anders (voice) |
 | A Filmmaker's Journey: Making 'The Return of the King' (2004)
Self |
 | Frodo Is Great... Who Is That?!! (2004)
Self |
 | Peter Tatchell: Just Who Does He Think He Is? (2004)
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 | The Quest Fulfilled: A Director's Vision (2003)
Self |
 | The Lord of the Rings: The Return of the King (2003)
Gandalf |
 | Beyond the Movie: The Return of the King (2003)
Self |
 | The Second Uncanny Issue of X-Men - Making X2 (2003)
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 | X2 (2003)
Eric Lehnsherr / Magneto |
 | X-Men: Premieres Around the World (2003)
Self |
 | Evolution X - The Making of X-Men (2003)
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 | Émile (2003)
Emile |
 | Film Collectibles: Capturing Movie Memories (2003)
Self |
 | The Lord of the Rings: The Two Towers (2002)
Gandalf |
 | Lord of the Piercing (2002)
Gandalf the Grey (archive footage) |
 | Beyond the Movie: The Fellowship of the Ring (2001)
Self |
 | The Lord of the Rings: The Fellowship of the Ring (2001)
Gandalf |
| | A Passage to Middle-Earth: Making of 'Lord of the Rings' (2001)
Self |
 | Quest for the Ring (2001)
Self |
 | Larry & Vivien: The Oliviers in Love (2001)
Narrator (voice) |
 | Now You See Him: 'The Invisible Man' Revealed! (2000)
Self |
 | X-Men (2000)
Magneto |
 | X-Men: The Mutant Watch (2000)
Self - 'Magneto' |
 | Cirque du Soleil: Journey of Man (2000)
Narrator (voice) |
 | The World of Gods and Monsters: A Journey with James Whale (1999)
Self |
 | Apt Pupil (1998)
Kurt Dussander |
 | Gods and Monsters (1998)
James Whale |
 | Swept from the Sea (1998)
Dr. James Kennedy |
 | Bent (1997)
Uncle Freddie |
 | Surviving Friendly Fire (1997)
|
| | A Bit Of Scarlet (1997)
Narrator |
 | An Evening with Lily Savage (1996)
Self |
 | Rasputin (1996)
Tsar Nicholas II |
 | Richard III (1995)
Richard III |
 | Restoration (1995)
Will Gates |
 | Jack & Sarah (1995)
William |
 | Cold Comfort Farm (1995)
Amos Starkadder |
 | To Die For (1994)
Quilt Documentary Narrator (voice) |
 | Stonewall 25: Global Voices of Pride and Protest (1994)
|
 | The Shadow (1994)
Dr. Reinhardt Lane |
 | David Macaulay: Roman City (1994)
Augustus Caesar (voice) |
 | I'll Do Anything (1994)
John Earl McAlpine |
 | Camp Christmas (1993)
|
 | Six Degrees of Separation (1993)
Geoffrey |
 | And the Band Played On (1993)
Bill Kraus |
 | The Ballad of Little Jo (1993)
Percy Corcoran |
 | Armistead Maupin Is a Man I Dreamt Up (1993)
Narration (voice) |
 | Last Action Hero (1993)
Death |
 | Gladio (1992)
Aldo Moro (voice) |
 | Othello (1990)
Iago |
 | Countdown to War (1989)
Adolf Hitler |
 | Scandal (1989)
John Profumo |
| | Scarfe's Follies (1988)
|
 | Zina (1985)
Kronfeld |
 | Plenty (1985)
Sir Andrew Charleson |
 | The Keep (1983)
Dr. Theodore Cuza |
 | Walter and June (1983)
Walter |
 | The Scarlet Pimpernel (1982)
Chauvelin |
 | Walter (1982)
Walter |
 | Ian McKellen: Acting Shakespeare (1982)
|
 | Priest of Love (1981)
D.H. Lawrence |
 | Every Good Boy Deserves Favour (1979)
Alexander Ivanov |
 | A Performance of Macbeth (1979)
Macbeth |
| | Hedda Gabler (1972)
George Tesman |
 | Hamlet (1970)
Hamlet |
 | Edward II (1970)
King Edward |
 | The Tragedy of King Richard II (1970)
King Richard II |
| | The Promise (1969)
|
 | Alfred the Great (1969)
Roger |
 | A Touch of Love (1969)
George |
 | The Trial and Torture of Sir John Rampayne (1965)
Wolf |
| | Richard II
Richard II |
 | Schadenfreude
Continuity Announcer |
| | X-Men: Days of Future Past - The Rogue Cut
Magneto |
| | Untitled Anthony Hopkins Documentary
Self |
| | The Christophers
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