Donald Moffat
- Law & Order: Trial by Jury
2005 Matthew Sherwood
- 61*
2001 Ford Frick
- Bull
2000 Robert 'The Kaiser' Roberts
- Cookie's Fortune
1999 Jack Palmer
- The West Wing
1999 Talmidge Cregg
- The Sleep Room
1998 Joe Rauh
- A Smile Like Yours
1997 Dr. Felber
- The Evening Star
1996 Hector Scott
- Trapped in Paradise
1994 Clifford Anderson
- Clear and Present Danger
1994 President Bennett
- Is There Life Out There?
1994 Grandpa Walter
- Love, Cheat & Steal
1993 Frank Harrington
- Dr. Quinn, Medicine Woman
1993 Walt Whitman
- Tales of the City
1993 Edgar Halcyon
- Housesitter
1992 George Davis
- Majority Rule
1992 Walter Simms
- Teamster Boss: The Jackie Presser Story
1992 O'Connell
- The Great Pretender
1991 Owen Milner
- Regarding Henry
1991 Charlie Cameron
- Class Action
1991 Quinn
- Babe Ruth
1991 Jacob Ruppert
- The Bonfire of the Vanities
1990 Mr. McCoy
- Kaleidoscope
1990 Arthur Patterson
- A Son's Promise
1990 Paw Paw
- Kojak: Flowers For Matty
1990 Garrett Fitzsimons
- Music Box
1989 Harry Talbot
- Cross of Fire
1989 George Oberholtzer
- The Unbearable Lightness of Being
1988 Chief Surgeon
- Far North
1988 Uncle Dane
- Necessary Parties
1988 Grampa Mills
- China Beach
1988
- The Bourne Identity
1988 David Abbott
- Desperado
1987 Malloy, Nora's Dad
- When the Time Comes
1987 Harold
- The Best of Times
1986 Herbert ("The Colonel")
- Monster in the Closet
1986 General Franklin Turnbull
- Houston: The Legend of Texas
1986 Col. John Allen
- License to Kill
1986 Howard Webster
- Lily
1986 John Farnsworth
- L.A. Law
1986 Lawrence O'Neil
- Alamo Bay
1985 Wally
- The Twilight Zone
1985 (segment "The Star")
- Murder, She Wrote
1984 Tim Carver
- The Right Stuff
1983 Lyndon B. Johnson
- Who Will Love My Children?
1983 Dick Thomas
- Through Naked Eyes
1983 Patrolman
- The Thing
1982 Garry
- A House Divided: Denmark Vesey's Rebellion
1982 Captain Vesey
- American Playhouse
1982 Gardner Church
- The White Lions
1981 Vreeland
- Jacqueline Bouvier Kennedy
1981 Hugh Auchincloss
- My Champion
1981 Dr. Myron Shapiro
- Popeye
1980 The Taxman
- HealtH
1980 Colonel Cody
- The Long Days of Summer
1980 Josef Kaplan
- On the Nickel
1980 Sam
- Strangers: The Story of a Mother and Daughter
1979 Wally Ball
- Ebony, Ivory and Jade
1979 Ian Cabot
- Mrs. R's Daughter
1979 Frank Randell
- Promises in the Dark
1979 Dr. Walter McInerny
- Sergeant Matlovich vs. the U.S. Air Force
1978 Col. Benton
- The Gift of Love
1978 William Schuyler
- Tartuffe
1978 Tartuffe
- The Word
1978 Henri Aubert
- Dallas
1978 Brooks Oliver
- Exo-Man
1977 Wallace Rogers
- Eleanor and Franklin: The White House Years
1977 Harry Hopkins
- Mary White
1977 Sir James Barrie
- Code R
1977 Jack Douglas
- The Fitzpatricks
1977
- Logan's Run
1977 Rem
- The Call of the Wild
1976 Simpson
- Forget-Me-Not Lane
1975 Charles Bisley
- The Terminal Man
1974 Dr. Arthur McPherson
- A Touch of the Poet
1974 Jamie Cregan
- Earthquake
1974 Dr. Harvey Johnson
- Little House on the Prairie
1974 Nathaniel Mears
- The New Land
1974
- The Six Million Dollar Man
1974 Lester Burstyn
- Showdown
1973 Art Williams
- The Snoop Sisters
1973 Shriver Danforth
- The Great Northfield Minnesota Raid
1972 Manning
- The Trial of the Catonsville Nine
1972 Thomas Melville
- The Waltons
1972 Lester Morgan
- The Devil and Miss Sarah
1971 Appleton
- Columbo
1971 Sheldon Hays
- Great Performances
1971 Charles Bisley
- R.P.M.
1970 Perry Howard
- Night Gallery
1970 Uncle George (segment "Pickman's Model")
- The Young Rebels
1970
- The File on Devlin
1969 John Heywood
- Hawaii Five-O
1969 Dr. David Forbes
- Room 222
1969
- Rachel, Rachel
1968 Niall Cameron
- Of Mice and Men
1968 Slim
- Lancer
1968
- The High Chaparral
1967 Henry Simmons
- Ironside
1967 Daniel Keyes
- Mannix
1967 Don McGrath
- Coronet Blue
1967 The Rector
- Mission: Impossible
1966 Alex Pierson
- Art, what is it? Why is it?
1963 Narrator
- The Defenders
1961 Dr. Leon Elm
- Bonanza
1959 Judge MacIntyre
- Naked City
1958 Brickwell
- The Battle of the River Plate
1956 Swanston - Lookout, HMS Ajax (uncredited)
- Gunsmoke
1955 Joseph Graham
- Hallmark Hall of Fame
1951 John Heywood
- Roger Williams: Founder Of Rhode Island
Roger Williams
