
Filmography82 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2024 | Evolutions: The Making of Phase IVMovie | Self | 86 |
| 2016 | Close Encounters with Vilmos ZsigmondMovie | Self | 78 |
| 2016 | Space MenMovie | Narrator | 78 |
| 2016 | The Battle Of ChosinMovie | Narrator | 78 |
| 2015 | EdisonMovie | Narrator (voice) | 77 |
| 2014 | They Came TogetherMovie | Roger | 76 |
| 2014 | AltmanMovie | Self | 76 |
| 2013 | RogueSeries | George Kelly | 75 |
| 2013 | White House DownMovie | Vice President Hammond | 75 |
| 2012 | Custer's Last StandMovie | Narrator (voice) | 74 |
| 2011 | Person of InterestSeries | Jim Hallen | 73 |
| 2011 | Triangle FireMovie | narrator | 73 |
| 2010 | The TrotskyMovie | Frank McGovern | 72 |
| 2009 | According to GretaMovie | Joseph | 71 |
| 2006 | X-Men: The Last StandMovie | Warren Worthington II | 68 |
| 2006 | The Wind in the WillowsMovie | Judge | 68 |
| 2006 | The Path to 9/11Series | William Cohen | 68 |
| 2006 | Playing HouseMovie | Hubbard | 68 |
| 2005 | TiltSeries | Jimmy Molloy | 67 |
| 2004 | This Is WonderlandSeries | Judge Maxwell Fraser | 66 |
| 2004 | Silver CityMovie | Senator Judson Pilager | 66 |
| 2004 | ChildstarMovie | Reed Harrison | 66 |
| 2004 | TricksMovie | Arthur | 66 |
| 2002 | Live from BaghdadMovie | Tom Johnson | 64 |
| 2001 | Law & Order: Criminal IntentSeries | Peter Blakemore | 63 |
| 2001 | TartMovie | Mike Storm | 63 |
| 2000 | The Art of WarMovie | Politician (uncredited) | 62 |
| 2000 | Enlisted: The Story of 'M*A*S*H'Movie | Self | 62 |
| 2000 | Altman on His Own TermsMovie | Self | 62 |
| 1999 | Family LawSeries | Ian Lumberg | 61 |
| 1999 | Judging AmySeries | Judge Alistair McNeil | 61 |
| 1999 | MagnoliaMovie | Alan Kligman, Esq. | 61 |
| 1998 | Sleeping Dogs LieMovie | Edgar Trott | 60 |
| 1998 | Indiscretion of an American WifeMovie | Russell Burton | 60 |
| 1997 | Private PartsMovie | Roger Erlick | 59 |
| 1997 | Breaking the Surface: The Greg Louganis StoryMovie | Pete Louganis | 59 |
| 1996 | Special Report: Journey to MarsMovie | Dean Rumplemeyer | 58 |
| 1996 | The Ultimate LieMovie | Malcolm McGrath | 58 |
| 1995 | TrumanMovie | Dinner Speaker (uncredited) | 57 |
| 1995 | The First 100 Years: A Celebration of American MoviesMovie | Self | 57 |
| 1995 | Bad CompanyMovie | William V. 'Smitty' Smithfield (uncredited) | 57 |
| 1994 | Clean SlateMovie | Dr. Doover | 56 |
| 1992 | Batman ReturnsMovie | Mayor | 54 |
| 1992 | Dead Ahead: The Exxon Valdez DisasterMovie | Bill Reilly | 54 |
| 1990 | Law & OrderSeries | Nolan Tinsdale | 52 |
| 1989 | ShockerMovie | Lt. Don Parker | 51 |
| 1989 | Tailspin: Behind the Korean Airliner TragedyMovie | Richard Burt | 51 |
| 1988 | American ExperienceSeries | Narrator (voice) | 50 |
| 1988 | Tanner '88Series | Jack Tanner | 50 |
| 1988 | The Caine Mutiny Court-MartialMovie | Captain Blakely | 50 |
| 1987 | Hard CopySeries | — | 49 |
| 1986 | L.A. LawSeries | Bobby Lewis | 48 |
| 1986 | American MastersSeries | Self - Narrator (voice) | 48 |
| 1986 | SalvadorMovie | Ambassador Thomas Kelly | 48 |
| 1984 | Talk to MeMovie | Ross | 46 |
| 1982 | The Year of Living DangerouslyMovie | Pete Curtis | 44 |
| 1982 | The Rules of MarriageMovie | Alan Murray | 44 |
| 1978 | An Unmarried WomanMovie | Martin Benton | 40 |
| 1978 | The Great Bank HoaxMovie | Reverend Everett Manigma | 40 |
| 1976 | The FrontMovie | Alfred Miller | 38 |
| 1975 | BarettaSeries | Mike Parsons | 37 |
| 1975 | NashvilleMovie | John Triplette | 37 |
| 1974 | Phase IVMovie | James R. Lesko | 36 |
| 1974 | The Autobiography of Miss Jane PittmanMovie | Quentin Lerner | 36 |
| 1974 | I Love You...Good-byeMovie | Alec Shield | 36 |
| 1973 | The Thief Who Came to DinnerMovie | Ted | 35 |
| 1972 | The Sixth SenseSeries | — | 34 |
| 1972 | What's Up, Doc?Movie | Mr. Smith | 34 |
| 1972 | The Crooked HeartsMovie | Frank Adamic | 34 |
| 1971 | McCabe & Mrs. MillerMovie | Eugene Sears | 33 |
| 1971 | Brewster McCloudMovie | Shaft | 33 |
| 1970 | M*A*S*HMovie | 'Me Lai' Marston | 32 |
| 1970 | The LawyerMovie | Intern in Legal Office (uncredited) | 32 |
| 1970 | Count Yorga, VampireMovie | Paul | 32 |
| 1969 | The ArrangementMovie | Father Draddy | 31 |
| 1968 | The Legend of Lylah ClareMovie | Mark Peter Sheean | 30 |
| 1967 | Double TroubleMovie | Morley | 29 |
| 1967 | CountdownMovie | Rick | 29 |
| 1965 | Hogan's HeroesSeries | Corporal Walter Comminsky | 27 |
| 1964 | The Man from U.N.C.L.E.Series | Interne | 26 |
| 1961 | Ben CaseySeries | — | 23 |
| 1959 | BonanzaSeries | Will Holt | 21 |