2020
Elegies for Angels, Punks and Raging Queens as Nat2019
Finding Julia as Igor2018
Nightmare Cinema as Dr. Mirari2017
The Black Ghiandola as Creepy Oncologist2015
Justice League: Gods and Monsters as Highfather (voice)2014
Electric Boogaloo: The Wild, Untold Story of Cannon Films as Self - Actor2012
Christmas Around the World with Perry Como as Self2012
We Are the Hartmans as Mr. Hartman2012
Three Days of Hamlet as Polonius2011
ThunderCats as Zigg (voice)2011
The Perfect Family as Monsignor Murphy2008
Leverage as Archie Leach2007
Chuck as Adelbert De Smet2007
I Now Pronounce You Chuck & Larry as Councilman Banks2007
Strength and Honour as Denis O'Leary2006
Brothers and Sisters as Jonathan Byrold2006
Blackbeard as Gouverneur Charles Eden2004
Desperate Housewives as Glenn2004
Hustle as James Whittaker Wright III2004
Japan: Memoirs of a Secret Empire as Narrator2004
Japan: Memoirs of a Secret Empire as Narrator2003
Nip/Tuck as Not available2003
The Making of Shōgun as Not available2000
The Pavilion as Huddlestone2000
Endangered Hawaiʻi as Narrator1999
Too Rich: The Secret Life of Doris Duke as Bernard Lafferty1998
Will & Grace as Clyde1997
The View as Self1997
The Lost Daughter as Andrew McCracken1997
River Made to Drown In as Thaddeus MacKenzie1997
All the Winters that Have Been as Dane Corvin1997
Barbara Stanwyck: Straight Down The Line as Self (archive footage)1996
The Thorn Birds: The Missing Years as Ralph de Bricassart1996
Bird of Prey as Jonathan Griffith1995
The Drew Carey Show as Maggie Wick1994
Touched by an Angel as Jack Clay / Everett Clay1993
Ordeal in the Arctic as Captain John Couch1991
The Astronomers as Narrator1991
Barbara Stanwyck: Fire and Desire as Self (archive footage)1991
Aftermath: A Test of Love as Ross Colburn1991
Night of the Hunter as Harry Powell1990
Twin Peaks as Bill Kennedy1989
Island Son as Not available1989
The Return of the Musketeers as Aramis1988
The Bourne Identity as Jason Bourne1988
The Bourne Identity Original film as Jason Bourne1987
Sacrée soirée as Self1987
Casanova as Giacomo Casanova1986
Allan Quatermain and the Lost City of Gold as Allan Quatermain1986
Dream West as Not available1985
King Solomon's Mines as Allan Quatermain1985
Wallenberg: A Hero's Story as Raoul Wallenberg1983
The Thorn Birds as Ralph de Bricassart1983
Cook & Peary: The Race to the Pole as Frederick Cook1982
Champs-Elysées as Self1982
Na sowas! as Self1982
Night of 100 Stars as Self1982
Murder by Phone as Nat Bridger1981
Wetten, dass..? as Self1981
Entertainment Tonight as Self1980
Shōgun as Pilot-Major John Blackthorne / Anjin-san1980
Shōgun as Self1979
Musical Comedy Tonight as Not available1978
Centennial as Alexander McKeag1978
Challenge of the Super Friends as Not available1978
The Swarm as Dr. Hubbard1978
Inside 'the Swarm' as Self1978
The Good Doctor as Anton Chekhov / Various Roles1977
The Man in the Iron Mask as Louis XIV / Philippe1977
The Last Wave as David Burton1976
The Slipper and the Rose as Prince Edward1975
The Count of Monte-Cristo as Edmond Dantès1974
The Towering Inferno as Simmons1974
The Four Musketeers as Aramis1974
F. Scott Fitzgerald and the Last of the Belles as F. Scott Fitzgerald1974
The Lady's Not for Burning as Thomas Mendip1974
The Little Mermaid as Narrator1973
The Three Musketeers as Aramis1972
Lady Caroline Lamb as George Gordon, Lord Byron1972
The Woman I Love as King Edward VIII1971
Great Performances as Anton Chekhov1971
The Music Lovers as Pyotr Ilyich Tchaikovsky1970
Julius Caesar as Octavius Caesar / Augustus1969
The Madwoman of Chaillot as The Reverend1968
Petulia as Dave Danner1968
The Portrait of a Lady as Not available1968
Petulia: The Uncommon Movie as Himself1967
The Carol Burnett Show as Self - Guest1965
Joy in the Morning as Carl Brown1963
Twilight of Honor as David Mitchell1962
The Tonight Show Starring Johnny Carson as Self1962
The Merv Griffin Show as Self1961
The Mike Douglas Show as Self1961
Dr. Kildare as Dr. Kildare1961
A Thunder of Drums as Lt. Porter1960
Thriller as Larry Carter1960
The Secret of the Purple Reef as Dean Christopher1959
Mr. Lucky as Alec1959
Bourbon Street Beat as Not available1957
Tonight Starring Jack Paar as Self1956
Tony Awards as Self - Host/Performer1956
Tony Awards as Self - Presenter1956
Tony Awards as Self - Host1955
Alfred Hitchcock Presents as Clay Pine1955
Gunsmoke as Pete1953
The Oscars as Self1952
Today as Self1951
The Red Skelton Show as Clarence Narrow1951
Hallmark Hall of Fame as Hamlet1950
What's My Line? as Self - Mystery Guest1950
The Bob Hope Show as Self1944
Golden Globe Awards as Self - Presenter1944
Golden Globe Awards as Self - Nominee/Presenter1944
Golden Globe Awards as Self - Nominee1944
Golden Globe Awards as Self - Winner1989
Island Son Producer