2026Bookends— Saul Cohen
2025Milarepa— Oyun
2025Fenike Planı— Prophet
2025This Ordinary Thing— Self (voice)
2025Amadeus: The Making of a Masterpiece— Himself
2024Anne, Kalk!— Marcus / Marco
2023Double Soul— Mentor
2022Marvel Studios Assembled: The Making of Moon Knight— Khonshu (voice) (archive footage) (uncredited)
2022The Siege of Vienna
2022Sihirli Flüt— Dr. Longbow
2022An Oral History of: The Name of the Rose— Self (archive footage)
2021Her Şey Yok Olur— Floyd DeBeers
2019Ejderhanı Nasıl Eğitirsin 3: Gizli Dünya— Grimmel (voice)
2019Lady ile Sokak Köpeği— Tony
2019Salman Rushdie : la mort aux trousses— Ayatollah (archive footage)
2018The Letter— Narrator
2018Super Cats— Narrator (voice)
2018Köpek Adası— Jupiter (voice)
2018Every Act of Life— Self
2018Robin Hood— Cardinal
2015411— Information (voice)
2014Büyük Budapeşte Oteli— Mr. Moustafa
2014Il mistero di Dante— Dante Alter Ego
2014Inside 'Inside Llewyn Davis'— Self
2014A Little Game— Norman Wallach
2013İntikam Benim— Gregor
2013Love, Marilyn— Self
2013Ti ho cercata in tutti i necrologi— Braque
2012Goltzius & the Pelican Company— The Margrave
201211 settembre 1683— Marco D'Aviano
2012The Unseen World— John Henry Newman
2011Is That Skunk?— Narrator
2010Nature Amazing Places Hawaii— Narrates Program One
2010Hummingbirds: Magic in the Air
2010In the Valley of the Wolves— Narrator
2009Perestroika— Professor Gross
2009Barbarossa— Siniscalco Barozzi
2009Miloš Forman: Co tě nezabije…— Self
2009The Dragon Chronicles— Narrator
2008Language of the Enemy— Grandfather Wahid
2008Carnera: The Walking Mountain— Leon See
2008Köpek Balığı Sürüsü— Professor Bill Girdler
2008Ballerina— Goran
2007Blood Monkey— Professor Hamilton
2007Lobo: The Wolf That Changed America— Narrator
2007L'inchiesta— Nathan
2007Come le formiche— Ruggero
2007The Beauty of Ugly— Self - Narrator (voice)
2006Il mercante di pietre— Shahid
2006Peperoni ripieni e pesci in faccia— Jeffrey
2006Тихий Дон— Pantaley
200640 Years of Star Trek— Self
2004The Bridge of San Luis Rey— Viceroy of Peru
2004Le Nom de la Rose : Le Documentaire
2003Piazza delle cinque lune— Entita
2003My Father, Rua Alguem 5555— Paul Minsky
2003Try to Remember: The Fantasticks— Self
2002Joshua— Father Tardone
2002Ticker— Airport Guru
2002The Making of 'Amadeus'— Self - Salieri
2001I Cavalieri Che Fecero L'Impresa— Delfinello da Coverzano
200113 Hayalet— Cyrus
2000Forrester'ı Bulmak— Robert Crawford
2000The Darkling— Bruno Rubin
2000Un dono semplice— Thomas Barlow
2000The Directors: Milos Forman— Self
1999Esther— Mordechai
1999Excellent Cadavers— Tommaso Buscetta
1999The All New Adventures of Laurel & Hardy in For Love or Mummy— Professor Henry Covington
1999Uzaylı Kuklalar— Noah
1998Uzay Yolu IX: İsyan— Ad'har Ru'afo
1998Waiting for Godot in San Quentin— Himself
1997Tehlikeli Yaratıklar— Dr. Gates
1997Einstein Revealed— Narrator
1997Korku Dalgası— President Mendoza
1997Color of Justice— Jim Sullivan
1997Una vacanza all'inferno— Belisario
1996Devrim Çocukları— Josef 'Uncle Joe' Stalin
1996Baby Face Nelson— Al Capone
1996Richard'ı Ararken— Self
1996Puma: Lion of the Andes— Narrator (voice)
1995Sevimli Fahişe— Chorleiter
1995Dillinger and Capone— Al Capone
1994Surviving the Game— Wolfe, Sr.
1994Nostradamus— Scalinger
1994L'Affaire— Lucien Haslans
1994Fresh— Chess Hustler
1994Jamila— Older Seit
1993Dolu Silah 1— Harold Leacher
1993Sweet Killing— Zargo
1993Journey to the Center of the Earth— Professor Harlech
1992Through an Open Window— Narrator
1992The First Circle— Stalin
1991By the Sword— Suba
1991Money— Will Scarlet
1991Suç İmparatorluğu— Arnold Rothstein
1991Eye of the Widow— Kharoun
1990The Little Match Girl— Narrator (voice)
1990Largo Desolato— Professor Leopold Nettles
1990A Season of Giants— Papa Giulio II
1990Uyumsuz— Capt. Ramon Garcia
1990La batalla de los tres reyes— Osrain
1990Performance Pieces— Jack Narwhal
1989Slipstream— Cornelius
1989The Favorite— Abdul Hamid
1989Beyond the Stars— Dr. Harry Bertram - the Whale Man
1989The Making of Slipstream
1988Russicum - I giorni del diavolo— Father Carafa
1988Il Trovatore— Self - Host
1988The Great San Francisco Earthquake— Self - Narrator (voice)
1987La rosa dei nomi— Self
1986Gülün Adı— Bernardo Gui
1986Die Abtei des Verbrechens - Umberto Ecos „Der Name der Rose“ wird verfilmt— Self
1985Herman Melville: Damned in Paradise— Herman Melville
1984Amadeus— Antonio Salieri
1984Stato d'emergenza - Il caso Dozier— Goldstein
1978The Big Fix— Eppis
1978Madman— Marco Cohen
1977Sex and the Married Woman— Duke Skaggs
1976The Ritz— Chris
1976Başkanın Bütün Adamları— Arresting Officer #1
1975The Sunshine Boys— Mechanic
1975The Prisoner of Second Avenue— Taxi Driver
1973Serpiko— Detective Partner (uncredited)
1971They Might Be Giants— Clyde (the usher)
—Dead Lawyers
—Out of This World
—Time Out
—Sharkland— Narrator
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