| Movie | 1993 | Sommersby | Reverend Powell | |
| Movie | 1962 | To Kill a Mockingbird | Mr. Gilmer | |
| Movie | 1971 | Escape from the Planet of the Apes | The President | |
| Movie | 1972 | Now You See Him, Now You Don't | Professor Lufkin | |
| Movie | 1967 | Hour of the Gun | Texas Jack Vermillion | |
| Movie | 1996 | Children of the Corn IV: The Gathering | Doc Larson | |
| Movie | 1970 | Brewster McCloud | Weeks | |
| Movie | 1988 | She's Having a Baby | Russell Bainbridge | |
| Movie | 1971 | The Mephisto Waltz | Dr. Roger West | |
| Movie | 1968 | The Detective | Colin MacIver | |
| Movie | 1976 | Richie Brockelman: The Missing 24 Hours | Arthur Springfield | |
| Movie | 1964 | The Americanization of Emily | Captain Harry Spaulding | |
| Movie | 1972 | Pursuit | Robert Phillips | |
| Movie | 1994 | Attack of the 50 Ft. Woman | Hamilton Cobb | |
| Movie | 1984 | Grandview, U.S.A. | Bob Cody | |
| Movie | 1987 | Funland | Angus Perry | |
| Movie | 1982 | Desperate Lives | Dr. Jarvis | |
| Movie | 1976 | Echoes of a Summer | Dr. Hallet | |
| Movie | 1985 | Space Rage | Gov. Tovah | |
| Movie | 1971 | Assault on the Wayne | Capt. Frank Reardon | |
| Movie | 1975 | Journey from Darkness | Dr. Cavaliere | |
| Movie | 1963 | Cattle King | Harry Travers - Sharleen's Brother | |
| Movie | 1984 | Why Me? | General | |
| Movie | 1978 | Mean Dog Blues | Victor Lacey | |
| Movie | 1991 | Committed | Dr. Quilly | |
| Movie | 1968 | The Angry Breed | Vance Patton | |
| Movie | 1971 | A Taste of Evil | Harold Jennings | |
| Movie | 1972 | The Man | Arthur Eaton | |
| Movie | 1978 | The Case of the Baltimore Girls | Christopher Woods | |
| Movie | 1972 | The New Healers | Mr. Farrigan | |
| Movie | 1990 | Back to Hannibal: The Return of Tom Sawyer and Huckleberry Finn | Judge Thatcher | |
| Movie | 1971 | Escape | Doctor Henry Walding | |
| Movie | 1973 | The Girls of Huntington House | Sam Dutton | |
| Movie | 1972 | A Great American Tragedy | Rob Stewart | |
| Movie | 1981 | Leave 'Em Laughing | Smiley Jenkins | |
| Movie | 2001 | Early Bird Special | Fred | |
| Movie | 1963 | For Love or Money | Sam Travis | |
| Movie | 1987 | Dead Aim | McWhorter | |
| Movie | 1989 | Uncle Buck | Mr. Hatfield (voice) | |
| Movie | 1974 | The Day the Earth Moved | Judge Tom Backsler | |
| Movie | 1964 | One Man's Way | Rev. Clifford Peale | |
| Movie | 1970 | House on Greenapple Road | Paul Durstine | |
| Movie | 1969 | Operation Heartbeat | Raymond Hanson | |
| Movie | 1987 | Street Justice | Father Burke | |
| Movie | 1971 | Fools' Parade | Roy K. Sizemore | |
| Movie | 1985 | Surviving | Dr. Madsen | |
| Movie | 1980 | Portrait of a Rebel: The Remarkable Mrs. Sanger | Monseigneur Soldini | |
| Movie | 1985 | Prince Jack | Ferguson | |
| Movie | 1986 | There Must Be a Pony | Lee Hertzig | |
| Movie | 1971 | The Homecoming: A Christmas Story | Charlie Snead | |
| Movie | 1971 | Marriage: Year One | Warren Duden | |
| Movie | 1975 | Guilty or Innocent: The Sam Sheppard Murder Case | Walt Adamson | |
| Movie | 1996 | Fugitive X: Innocent Target | | |
| Movie | 1983 | Last Plane Out | James Caldwell | |
| Movie | 1981 | Separate Ways | Huey Block | |
| Movie | 1999 | True Crime | Neil the Bartender | |
| Movie | 1981 | Side Show | Byron Gage | |
| Movie | 1984 | The Pigs vs. The Freaks | Mayor Malcolm Wallwood | |
| Movie | 1978 | Goodbye, Franklin High | Clifford Armer | |
| Movie | 1968 | Prescription: Murder | Burt Gordon | |
| Movie | 1977 | The Bluegrass Special | Phil Wainwright | |
| Movie | 2014 | The Twilight Zone Christmas Classics | The Major | |
| Movie | 1969 | The Gypsy Moths | John Brandon | |
| Movie | 1978 | Hunters of the Reef | Panama Cassidy | |
| Movie | 1972 | Second Chance | Stan Petryk | |
| Movie | 1975 | The Abduction of Saint Anne | Ted Morrisey | |
| Movie | 1987 | Pinocchio and the Emperor of the Night | Puppetino (voice) | |
| Movie | 1976 | Bridger | Daniel Webster | |
| Movie | 1974 | Murder in the First Person Singular | Alfred Emerson | |
| Movie | 1987 | Means and Ends | Burt | |
| Movie | 1969 | Shadow Game | | |
| Movie | 1984 | Velvet | Government Official | |
| Movie | 1991 | Chance of a Lifetime | Dr. Edelman | |
| Movie | 2003 | Dismembered | Captain Hart | |
| Movie | 1982 | The Rules of Marriage | George Olsen | |
| Movie | 1987 | Planes, Trains and Automobiles | Mr. Bryant | |
| Movie | 1970 | The 48-Hour Mile | Bernard Christie | |
| Movie | 2000 | The Thundering 8th | Old Joe | |
| Movie | 2005 | Yesterday's Dreams | Herb Radford | |
| TV Show | 1982 | St. Elsewhere | | 1 |
| TV Show | 1984 | Murder, She Wrote | Seth Hazlitt | 52 |
| TV Show | 1980 | Magnum, P.I. | Captain James T. Lyle | 1 |
| TV Show | 1962 | The Gallant Men | | 1 |
| TV Show | 1966 | Star Trek | Commodore William Decker | 1 |
| TV Show | 1955 | Cheyenne | | 1 |
| TV Show | 1969 | My World and Welcome to It | John Monroe | 26 |
| TV Show | 1972 | The Rookies | Frank Queenlin | 1 |
| TV Show | 2000 | The District | Harlan Kirby Sr. | 1 |
| TV Show | 1979 | Trapper John, M.D. | | 2 |
| TV Show | 1977 | The Incredible Hulk | | 1 |
| TV Show | 1997 | Ally McBeal | Henderson Porter | 1 |
| TV Show | 1986 | L.A. Law | Charles Flanagan | 1 |
| TV Show | 1983 | The A-Team | Al Massey | 1 |
| TV Show | 1979 | The Facts of Life | | 1 |
| TV Show | 1965 | The F.B.I. | Anton Christopher | 1 |
| TV Show | 1999 | Providence | Harold Joyce | 1 |
| TV Show | 1999 | Judging Amy | Prof. Barnett | 1 |
| TV Show | 1976 | The Bionic Woman | | 1 |
| TV Show | 1981 | Simon & Simon | | 1 |
| TV Show | 1968 | Hawaii Five-O | Ossie Connors | 1 |
| TV Show | 1971 | All in the Family | Eddie Frazier | 2 |
| TV Show | 1993 | Boy Meets World | Ned | 1 |
| TV Show | 1962 | The Lucy Show | Henry Taylor | 1 |
| TV Show | 1966 | That Girl | | 1 |
| TV Show | 1982 | Knight Rider | Wayne Altfield | 1 |
| TV Show | 1976 | Quincy, M.E. | Arthur Brandeis | 1 |
| TV Show | 1981 | Flamingo Road | | 1 |
| TV Show | 1983 | Mama's Family | | 1 |
| TV Show | 1984 | Highway to Heaven | | 1 |
| TV Show | 1972 | The Streets of San Francisco | Russell L. 'Russ' Rankin | 1 |
| TV Show | 1975 | Barney Miller | George Webber | 1 |
| TV Show | 1971 | Alias Smith and Jones | | 1 |
| TV Show | 1973 | Hawkins | Joe Hamilton | 1 |
| TV Show | 1952 | Omnibus | | 2 |
| TV Show | 1967 | Mannix | | 1 |
| TV Show | 1982 | Hotel | | 1 |
| TV Show | 1959 | The Twilight Zone | Major | 1 |
| TV Show | 1960 | Surfside 6 | | 2 |
| TV Show | 1982 | Newhart | | 1 |
| TV Show | 1973 | Kojak | K.C. Milano | 1 |
| TV Show | 1969 | Medical Center | | 3 |
| TV Show | 1979 | Hart to Hart | Charles Baines | 1 |
| TV Show | 1955 | Gunsmoke | Lee Sharkey | 1 |
| TV Show | 1962 | Combat! | Captain Lew Anders | 1 |
| TV Show | 1978 | Dallas | Amos Krebbs | 2 |
| TV Show | 1966 | Mission: Impossible | Deputy Premier Milos Pavel | 2 |
| TV Show | 1971 | Cannon | Harry Kendrix | 1 |
| TV Show | 1951 | Hallmark Hall of Fame | Max Halliday | 1 |
| TV Show | 1984 | Hunter | Commissioner Larry Crenshaw | 1 |
| TV Show | 1967 | Ironside | | 1 |
| TV Show | 1975 | Doc | | 1 |
| TV Show | 1961 | Bus Stop | | 1 |
| TV Show | 1965 | The Wild Wild West | | 1 |
| TV Show | 1975 | Doctors' Hospital | | 1 |
| TV Show | 1983 | The Yellow Rose | | 1 |
| TV Show | 1974 | Police Woman | | 1 |
| TV Show | 1965 | Run for Your Life | Ralph Wilson | 1 |
| TV Show | 1973 | The Girl with Something Extra | | 1 |
| TV Show | 1968 | The Outcasts | | 1 |
| TV Show | 1963 | The Fugitive | Professor Fritz Simpson | 1 |
| TV Show | 1979 | Brothers and Sisters | Larry Krandall | 12 |
| TV Show | 1962 | The Virginian | Arthur Blanton | 1 |
| TV Show | 1963 | The Farmer's Daughter | Congressman Glen Morley | 101 |
| TV Show | 1968 | Lancer | | 1 |
| TV Show | 1960 | Thriller | Lou Walters | 1 |
| TV Show | 1982 | Matt Houston | | 2 |
| TV Show | 1983 | Automan | Judge Alexander Farnsworth | 1 |
| TV Show | 1958 | The Donna Reed Show | | 2 |
| TV Show | 1967 | Judd for the Defense | | 1 |
| TV Show | 1974 | Lucas Tanner | | 1 |
| TV Show | 1983 | Lottery! | | 1 |
| TV Show | 1948 | The Philco Television Playhouse | Dennis Baldwin | 1 |
| TV Show | 1961 | Ben Casey | | 1 |
| TV Show | 1961 | Follow the Sun | | 1 |
| TV Show | 1981 | Foul Play | | 1 |
| TV Show | 1961 | The New Breed | Warren Giles | 1 |
| TV Show | 1959 | The Detectives | | 1 |
| TV Show | 1976 | The Tony Randall Show | Kiss | 1 |
| TV Show | 1950 | Robert Montgomery Presents | | 3 |
| TV Show | 1966 | CBS Playhouse | | 1 |
| TV Show | 1967 | Custer | | 1 |
| TV Show | 1949 | Lights Out | | 1 |
| TV Show | 1990 | Parenthood | | 12 |
| TV Show | 1970 | Night Gallery | Professor Putman (segment “Little Girl Lost”) | 1 |
| TV Show | 1977 | The Oregon Trail | | 2 |
| TV Show | 1993 | Sonic the Hedgehog | Uncle Chuck (voice) | 10 |
| TV Show | 1972 | Ghost Story | Charlie Pender | 1 |
| TV Show | 1977 | Hunter | | 1 |
| TV Show | 1992 | Batman: The Animated Series | Ethan Clark (voice) | 1 |
| TV Show | 1968 | The Outsider | | 1 |
| TV Show | 1981 | Walking Tall | | 1 |
| TV Show | 1971 | McMillan & Wife | Ted Hoffenstein | 1 |
| TV Show | 1965 | The F.B.I. | David Roger Spiers | 2 |
| TV Show | 1965 | The F.B.I. | Howard Dale Converse | 1 |
| TV Show | 1965 | The F.B.I. | Elias Devon | 1 |
| TV Show | 1955 | Gunsmoke | Hill | 1 |
| TV Show | 1955 | Gunsmoke | Ira Spratt | 1 |
| TV Show | 1983 | Reading Rainbow | Himself - Narrator (voice) | 1 |
| TV Show | 1971 | Columbo | Everett Logan | 1 |
| TV Show | 1979 | Blind Ambition | Richard Kleindienst | 4 |
| TV Show | 1982 | Matt Houston | Dr. Walter Belkamp | 1 |
| TV Show | 1960 | Checkmate | Peter Morell | 1 |
| TV Show | 1968 | The Name of the Game | Charlie Ross | 1 |
| TV Show | 1968 | Hawaii Five-O | Harlan Henderson | 1 |
| TV Show | 1958 | 77 Sunset Strip | Calvin Otterman | 1 |
| TV Show | 1967 | Ironside | Judge Lawrence Van Buren | 1 |
| TV Show | 1962 | The Virginian | Foster Bonham | 1 |
| TV Show | 1962 | The Virginian | Joss Cardine | 1 |
| TV Show | 1984 | Airwolf | Lou Stappleford | 1 |
| TV Show | 1967 | Mannix | Calvin Norris | 1 |
| TV Show | 1959 | Bonanza | Marshal Passmore | 1 |
| TV Show | 1962 | The Jetsons | Saturn Cyclops (voice) | 1 |
| TV Show | 1994 | Burke's Law | Dale Montrose | 1 |
| TV Show | 1964 | 12 O'Clock High | Lt. Col. Bill Christy | 1 |
| TV Show | 1967 | The Invaders | Major Rick Graves | 27 |
| TV Show | 1966 | Mission: Impossible | Alex Cresnic | 1 |
| TV Show | 1959 | The Twilight Zone | Dr. Wallman | 1 |
| TV Show | 1995 | JAG | Former Chief of Naval Operations | 1 |
| TV Show | 1977 | The Love Boat | Bill Kelly | 2 |
| TV Show | 1967 | The Invaders | Michael Tressider | 2 |
| TV Show | 1968 | The Name of the Game | D.W. | 1 |
| TV Show | 1975 | Barney Miller | Cellmate (voice) | 2 |
| TV Show | 1974 | Police Woman | Ted Adrian | 1 |
| TV Show | 1972 | Banacek | Harry Wexler | 1 |
| TV Show | 1977 | The Love Boat | Harold Wallingford | 1 |
| TV Show | 1976 | Gibbsville | Charley Paxton | 1 |
| TV Show | 1968 | The Mod Squad | Fred Williams | 1 |
| TV Show | 1972 | The Streets of San Francisco | John Kovic | 1 |
| TV Show | 1976 | Once an Eagle | Gen. Duke Pulleyne | 7 |
| TV Show | 1984 | Murder, She Wrote | Sam Breen | 1 |
| TV Show | 2004 | Star Trek: New Voyages | Matt Decker | 1 |
| TV Show | 1985 | The Comedy Factory | Herb Medlock | 1 |
| TV Show | 1969 | Love, American Style | | 1 |
| TV Show | 1969 | Love, American Style | Charlie | 1 |
| TV Show | 1967 | Mannix | George Kane | 1 |
| TV Show | 1969 | Medical Center | Nick McCrae | 1 |
| TV Show | 1958 | 77 Sunset Strip | Cuthbert Carmichael | 1 |
| TV Show | 1972 | The Streets of San Francisco | Monsignior Frank Carruthers | 1 |
| TV Show | 1966 | Mission: Impossible | Paul Mitchell | 1 |
| TV Show | 1969 | Marcus Welby, M.D. | Dr. Sam Mason | 1 |
| TV Show | 1974 | Petrocelli | Alex Mayberry | 1 |
| TV Show | 1974 | Petrocelli | Alan Brewster | 1 |
| TV Show | 1962 | Stoney Burke | Reese Ludlow | 1 |
| TV Show | 1971 | McMillan & Wife | Whalen | 1 |
