| Movie | 1953 | Roman Holiday | Irving Radovich | |
| Movie | 1974 | The Longest Yard | Warden Hazen | |
| Movie | 1975 | Hustle | Leo Sellers | |
| Movie | 1984 | Dreamscape | The President | |
| Movie | 1956 | Attack | Erskine Cooney | |
| Movie | 1957 | The Sun Also Rises | Bill Gorton | |
| Movie | 1948 | You Gotta Stay Happy | Bullets Baker | |
| Movie | 1941 | Out of the Fog | George Watkins | |
| Movie | 1962 | The Longest Day | Col. Thompson | |
| Movie | 1982 | Beyond Witch Mountain | Jason O'Day | |
| Movie | 1963 | Captain Newman, M.D. | Col. Norval Algate Bliss | |
| Movie | 1974 | McQ | Kosterman | |
| Movie | 1958 | Orders to Kill | Maj. MacMahon | |
| Movie | 1955 | I'll Cry Tomorrow | Burt McGuire | |
| Movie | 1972 | The Heartbreak Kid | Duane Corcoran | |
| Movie | 1955 | Oklahoma! | Ali Hakim | |
| Movie | 2002 | The Kid Stays in the Picture | Self (archive footage) | |
| Movie | 1985 | Head Office | Pete Helmes | |
| Movie | 1979 | The Concorde... Airport '79 | Eli Sands | |
| Movie | 1965 | The Party's Over | Ben Morgan | |
| Movie | 1981 | Take This Job and Shove It | Samuel Ellison | |
| Movie | 1953 | The Bachelor Party | Charlie | |
| Movie | 1975 | Escape to Witch Mountain | Jason O'Day | |
| Movie | 1957 | The Teahouse of the August Moon | Captain McLean | |
| Movie | 1952 | Carrie | Charles Drouet | |
| Movie | 1947 | The Perfect Marriage | Gil Cummins | |
| Movie | 1943 | Bombardier | Tom Hughes | |
| Movie | 1972 | The Lorax | Narrator | |
| Movie | 1975 | The Devil's Rain | Dr. Sam Richards | |
| Movie | 1947 | Smash-Up: The Story of a Woman | Steve Nelson | |
| Movie | 1989 | Brenda Starr | Police Chief Maloney | |
| Movie | 1965 | 7 Women | Charles Pether | |
| Movie | 1951 | You're in the Navy Now | Lt. Bill Barron | |
| Movie | 1958 | The Gun Runners | Hanagan | |
| Movie | 1961 | Madison Avenue | Harvey Holt Ames | |
| Movie | 1985 | Stitches | Dean Bradley | |
| Movie | 1958 | The Roots of Heaven | Abe Fields | |
| Movie | 1983 | The Demon Murder Case | Father Dietrich | |
| Movie | 1963 | Miracle of the White Stallions | Rider Otto | |
| Movie | 1952 | Actors and Sin | Orlando Higgens (segment Woman of Sin) | |
| Movie | 1941 | The Wagons Roll at Night | Matt Varney | |
| Movie | 1962 | Who's Got the Action? | Clint Morgan | |
| Movie | 1950 | The Fuller Brush Girl | Humphrey Briggs | |
| Movie | 1939 | On Your Toes | Phil Dolan Jr. | |
| Movie | 1980 | Foolin' Around | Daggett | |
| Movie | 1940 | A Dispatch from Reuters | Max Wagner | |
| Movie | 1959 | Beloved Infidel | Bob Carter | |
| Movie | 1973 | The Borrowers | Pod Clock | |
| Movie | 1939 | Four Wives | Dr. Clinton Forrest, Jr. | |
| Movie | 1980 | The Border | Moffat | |
| Movie | 1993 | A Norman Rockwell Christmas | Self | |
| Movie | 1938 | Brother Rat | 'Bing' Edwards | |
| Movie | 1941 | Four Mothers | Dr. Clint Forrest, Jr. | |
| Movie | 1957 | The Joker is Wild | Austin Mack | |
| Movie | 1941 | The Great Mr. Nobody | Robert 'Dreamy' Smith | |
| Movie | 1955 | The Girl Rush | Elliot Atterbury | |
| Movie | 1961 | The Spiral Staircase | Albert Warren | |
| Movie | 1961 | The Young Doctors | Dr. Charles Dornberger | |
| Movie | 1940 | My Love Came Back | Dusty Rhodes | |
| Movie | 1943 | Ladies' Day | Wacky Waters | |
| Movie | 1941 | Thieves Fall Out | Edward 'Eddie' Barnes | |
| Movie | 1975 | Promise Him Anything | Pop | |
| Movie | 1961 | The Two Little Bears | Harry Davis | |
| Movie | 1951 | Meet Me After the Show | Chris Leeds | |
| Movie | 1940 | Brother Rat and a Baby | Bing Edwards | |
| Movie | 1956 | Our Mr. Sun | The Fiction Writer | |
| Movie | 1980 | How to Beat the High Cost of Living | Max | |
| Movie | 1995 | The Barefoot Executive | Herbert Gower | |
| Movie | 1948 | The Dude Goes West | Daniel Bone | |
| Movie | 1946 | Strange Voyage | Chris Thompson | |
| Movie | 1968 | The Mouse on the Mayflower | Capt. Standish (voice) | |
| Movie | 1975 | Whiffs | Colonel Lockyer | |
| Movie | 1980 | Trouble in High Timber Country | Carroll Yeager | |
| Movie | 2022 | Rat Pack | Self (archive footage) | |
| Movie | 1976 | Moving Violation | Alex Warren | |
| Movie | 1991 | The Girl From Mars | Dr. Charles Favender | |
| Movie | 1984 | The Act | Harry Kruger | |
| Movie | 1975 | Switch | Frank MacBride | |
| Movie | 2002 | Restoring Roman Holiday | Irving Radovich (archive footage) | |
| Movie | 1947 | Hit Parade of 1947 | Kip Walker | |
| Movie | 1985 | In Like Flynn | Bill White | |
| Movie | 1974 | The Take | Chief Berrigan | |
| Movie | 1947 | Time Out of Mind | Jake Bullard | |
| Movie | 1973 | See the Man Run | Dr. Thomas Spencer | |
| Movie | 1990 | Return to Green Acres | Oliver Wendell Douglas | |
| Movie | 1946 | Rendezvous with Annie | Jeffrey Dolan | |
| Movie | 1981 | The Oklahoma City Dolls | Coach Homer Sixx | |
| Movie | 1989 | The Big Picture | M.C. | |
| Movie | 1948 | Every Girl Should Be Married | Harry Proctor / 'Old' Joe (uncredited) | |
| Movie | 1942 | Treat 'Em Rough | Bill Kingsford aka The Panama Kid | |
| Movie | 1999 | Television: The First Fifty Years | Self / Oliver Douglas (archive footage) | |
| Movie | 1942 | Eagle Squadron | Leckie | |
| Movie | 1976 | Birch Interval | Pa Strawacher | |
| Movie | 1940 | An Angel from Texas | Peter Coleman | |
| Movie | 1941 | Breakdowns of 1941 | Self (archive footage) (uncredited) | |
| Movie | 1955 | General Electric Theater: Into the Night | Paul Mattson | |
| Movie | 1978 | The Crash of Flight 401 | Capt. Dunn | |
| Movie | 1982 | Yes, Giorgio | Henry Pollack | |
| Movie | 1955 | A Connecticut Yankee | Martin Barret | |
| Movie | 1943 | Lady Bodyguard | Terry Moore | |
| Movie | 1981 | Yesterday | Bart Kramer | |
| Movie | 1987 | Mercy or Murder? | Joe Varon | |
| Movie | 1993 | La Classe américaine | The Porter (archive footage) (uncredited) | |
| Movie | 1972 | Fireball Forward | Col. Douglas Graham | |
| Movie | 1984 | Burning Rage | Will Larson | |
| Movie | 1959 | Disneyland '59 | Self | |
| Movie | 1987 | Turnaround | Theo Aitken | |
| Movie | 1953 | 1984 | Winston | |
| Movie | 1978 | Evening in Byzantium | Brian Murphy | |
| Movie | 1985 | Musical Comedy Tonight III | | |
| Movie | 1982 | Rooster | Rev. Harlan Barnum | |
| Movie | 2000 | Frank Sinatra Memorial | Self | |
| Movie | 1964 | The Nutcracker | Self - Host / Narrator (U.S. version) | |
| Movie | 1973 | Daddy's Girl | Bob Randall | |
| Movie | 1956 | Operation Teahouse | Self | |
| TV Show | 1981 | Falcon Crest | Carlton Travis | 3 |
| TV Show | 1984 | Murder, She Wrote | Jackson Lane | 1 |
| TV Show | 1994 | Spider-Man | Adrian Toomes / Old Vulture (voice) | 2 |
| TV Show | 1963 | Burke's Law | Arthur J. Poindexter | 1 |
| TV Show | 1968 | Here's Lucy | Eddie Albert | 1 |
| TV Show | 1987 | thirtysomething | | 1 |
| TV Show | 1950 | The Colgate Comedy Hour | Self | 1 |
| TV Show | 1963 | Kraft Suspense Theatre | Dr. Bert Andrews | 1 |
| TV Show | 1981 | Simon & Simon | | 2 |
| TV Show | 1985 | The Twilight Zone | | 1 |
| TV Show | 1962 | The Beverly Hillbillies | | 1 |
| TV Show | 1963 | Petticoat Junction | Oliver Douglas | 11 |
| TV Show | 1958 | Naked City | Earl Johannis | 1 |
| TV Show | 1964 | The Rogues | Gregg Roberts | 1 |
| TV Show | 1962 | The Merv Griffin Show | Self | 2 |
| TV Show | 1992 | The Golden Palace | Bill Douglas | 1 |
| TV Show | 1948 | Studio One | Winston Smith | 1 |
| TV Show | 1962 | Combat! | Phil | 1 |
| TV Show | 1953 | General Electric Theater | Narrator | 1 |
| TV Show | 1985 | The Ray Bradbury Theater | Jonathan Hughes | 1 |
| TV Show | 1962 | Sam Benedict | | 1 |
| TV Show | 1958 | Westinghouse Desilu Playhouse | | 1 |
| TV Show | 1959 | Rawhide | Taylor Dickson | 1 |
| TV Show | 1975 | Switch | Frank MacBride | 70 |
| TV Show | 1962 | The Virginian | Cal Kroeger | 1 |
| TV Show | 1969 | The Johnny Cash Show | Self | 1 |
| TV Show | 1951 | Schlitz Playhouse of Stars | | 1 |
| TV Show | 1970 | McCloud | | 1 |
| TV Show | 1950 | Your Show of Shows | | 3 |
| TV Show | 1951 | Goodyear Television Playhouse | | 1 |
| TV Show | 1954 | Climax! | Gabe Douglas | 1 |
| TV Show | 1948 | The Philco Television Playhouse | Charlie | 1 |
| TV Show | 1956 | The Dinah Shore Chevy Show | Self | 1 |
| TV Show | 1961 | Ben Casey | | 1 |
| TV Show | 1959 | Laramie | | 1 |
| TV Show | 1963 | Mr. Novak | Charlie O'Rourke | 1 |
| TV Show | 1959 | Riverboat | Dan Simpson | 1 |
| TV Show | 1961 | The New Breed | Walter Cowley | 1 |
| TV Show | 1949 | Suspense | | 1 |
| TV Show | 1950 | Robert Montgomery Presents | Jesse | 1 |
| TV Show | 1956 | Dick Powell's Zane Grey Theatre | Bide Turley | 1 |
| TV Show | 1963 | The Lieutenant | | 1 |
| TV Show | 1949 | Lights Out | | 1 |
| TV Show | 1968 | The Beautiful Phyllis Diller Show | Self - Guest | 1 |
| TV Show | 1961 | Dr. Kildare | Dr. Norman French | 1 |
| TV Show | 1963 | The Outer Limits | Andy Thorne | 1 |
| TV Show | 1953 | The Oscars | Self | 2 |
| TV Show | 1993 | Okavango | | 1 |
| TV Show | 1953 | Letter to Loretta | Lionel Kent | 1 |
| TV Show | 1980 | Siegfried and Roy - Superstars Of Magic | | 1 |
| TV Show | 1965 | Green Acres | Oliver Wendell Douglas | 170 |
| TV Show | 1956 | Tony Awards | Self - Co-Host /Presenter | 1 |
| TV Show | 1963 | Petticoat Junction | Oliver Wendell Douglas | 1 |
| TV Show | 1959 | Startime | | 1 |
| TV Show | 1961 | The DuPont Show of the Week | Frank Foster | 1 |
| TV Show | 1953 | Letter to Loretta | Max Asher | 1 |
| TV Show | 1953 | General Electric Theater | Paul Mattson | 1 |
| TV Show | 1953 | General Electric Theater | Louie Schmidt | 1 |
| TV Show | 1953 | Letter to Loretta | Tiger Tipton | 1 |
| TV Show | 1951 | Schlitz Playhouse of Stars | Randy Smith | 1 |
| TV Show | 1951 | Schlitz Playhouse of Stars | Bill Carter | 1 |
| TV Show | 1951 | Schlitz Playhouse of Stars | Sheldon Black | 1 |
| TV Show | 1956 | Dick Powell's Zane Grey Theatre | Sam Barlow | 1 |
| TV Show | 1956 | Dick Powell's Zane Grey Theatre | Jed Wiley | 1 |
| TV Show | 1956 | Dick Powell's Zane Grey Theatre | Jess Matson | 1 |
| TV Show | 1981 | Goliath Awaits | Adm. Wiley Sloan | 2 |
| TV Show | 1948 | The Ed Sullivan Show | Self | 6 |
| TV Show | 1973 | The American Film Institute Salute to ... | Self | 1 |
| TV Show | 1971 | Columbo | Martin Hollister | 1 |
| TV Show | 1961 | The Mike Douglas Show | Self - Co-Host | 1 |
| TV Show | 1981 | Peter and Paul | Festus | 2 |
| TV Show | 1978 | The Word | Ogden Towery | 4 |
| TV Show | 1980 | Beulah Land | Felix Kendrick | 3 |
| TV Show | 1986 | Dress Gray | Judge Hand | 2 |
| TV Show | 1974 | The Lives of Benjamin Franklin | Diplomat Benjamin Franklin | 4 |
| TV Show | 1954 | The Wonderful World of Disney | Jason O'Day | 1 |
| TV Show | 1950 | What's My Line? | Self - Mystery Guest | 1 |
| TV Show | 1948 | Studio One | John Peter Zenger | 1 |
| TV Show | 1957 | Tonight Starring Jack Paar | Self | 2 |
| TV Show | 1961 | The Mike Douglas Show | Self | 2 |
| TV Show | 1957 | Tonight Starring Jack Paar | Self - Guest Host | 1 |
| TV Show | 1954 | Climax! | Barney Kanda | 1 |
| TV Show | 1954 | Climax! | David Adams | 1 |
| TV Show | 1967 | The Carol Burnett Show | Self - Guest | 2 |
| TV Show | 1956 | Tony Awards | Self - Host | 1 |
| TV Show | 1949 | Suspense | Danny Maguire | 1 |
| TV Show | 1948 | The Philco Television Playhouse | | 1 |
| TV Show | 1972 | Kung Fu | Dr. George Baxter | 2 |
| TV Show | 1968 | The Dick Cavett Show | Self - Guest | 1 |
| TV Show | 1971 | The Pet Set | Self | 1 |
| TV Show | 1956 | Tony Awards | Self - Presenter | 1 |
| TV Show | 1971 | Great Performances | Self | 1 |
| TV Show | 1963 | The Danny Kaye Show | Self | 4 |
| TV Show | 1944 | Golden Globe Awards | Self - Presenter | 4 |
| TV Show | 1944 | Golden Globe Awards | Self - Host | 1 |
| TV Show | 1953 | Medallion Theatre | | 1 |
| TV Show | 1967 | The Smothers Brothers Comedy Hour | Self | 1 |
| TV Show | 1982 | Hotel | MacDonald 'Mack' Erickson | 1 |
| TV Show | 1977 | The Love Boat | Dean Burton Lockwood | 1 |
| TV Show | 1957 | Wagon Train | John Darro | 1 |
| TV Show | 1963 | The Greatest Show on Earth | Frank Land | 1 |
| TV Show | 1953 | The Motorola Television Hour | | 1 |
| TV Show | 1964 | Voyage to the Bottom of the Sea | Dr. Fred Wilson | 1 |
