| The Greatest Adventure: Stories from the Bible | 1985 | God / Storyteller | TV Show |
| Quest | 1984 | | Short Film |
| Challenge of the GoBots | 1984 | Additional Voices (voice) | TV Show |
| The New Scooby-Doo Mysteries | 1984 | Additional Voices | TV Show |
| 'Tis the Season to Be Smurfy | 1984 | Gustav (voice) | TV Show |
| Daffy Duck's Movie: Fantastic Island | 1983 | The Well (voice) | Movie |
| The Harvest | 1983 | Grandpa | Movie |
| The Smurfs | 1981 | Additional Voices | TV Show |
| The Dukes of Hazzard | 1979 | Big Daddy | TV Show |
| Raggedy Ann and Raggedy Andy in the Pumpkin Who Couldn't Smile | 1979 | The Pumpkin (voice) | TV Movie |
| Godzilla | 1978 | Additional Voices | TV Show |
| Raggedy Ann and Andy in the Great Santa Claus Caper | 1978 | Alexander Graham Wolf / Santa Claus (voice) | TV Movie |
| Rikki-Tikki-Tavi | 1975 | Father (voice) | TV Show |
| Yankee Doodle Cricket | 1975 | Chester C. Cricket / Harry the Cat (voice) | TV Movie |
| Oliver Twist | 1974 | Fagin (voice) | Movie |
| Shazam! | 1974 | Mentor | TV Show |
| Snakes | 1974 | Snakey Bender | Movie |
| Easter Is | 1974 | | TV Movie |
| The Cricket in Times Square | 1973 | Chester C. Cricket / Harry the Cat / Father / ... (voice) | TV Movie |
| A Very Merry Cricket | 1973 | Chester C. Cricket / Harry the Cat (voice) | TV Movie |
| Curiosity Shop | 1971 | | TV Show |
| The Phantom Tollbooth | 1970 | Humbug (voice) | Movie |
| Strawberries Need Rain | 1970 | The Reaper | Movie |
| The Pogo Special Birthday Special | 1969 | Churchy La Femme / Beauregard (voice) | TV Movie |
| One Life to Live | 1968 | Victor Dalby Lord #4 (1987) | TV Show |
| Creature of Destruction | 1968 | Dr. John Basso | TV Movie |
| Judd for the Defense | 1967 | President Gray | TV Show |
| War Between the Planets | 1966 | General Norton (English version, voice, uncredited) | Movie |
| The Fortune Cookie | 1966 | Thompson | Movie |
| Girl Happy | 1965 | Opening Narrator (voice, uncredited) | Movie |
| Harum Scarum | 1965 | Trailer Co-Narrator (voice, uncredited) | Movie |
| Strange Bedfellows | 1965 | Opening Off-Screen Narrator (uncredited) | Movie |
| Hank | 1965 | General Blodgett | TV Show |
| Goldfinger | 1964 | Radio Newsman (voice, uncredited) | Movie |
| My Living Doll | 1964 | General Shaw / General Alfred Cartwright | TV Show |
| The Bing Crosby Show | 1964 | Dean | TV Show |
| The Famous Adventures of Mr. Magoo | 1964 | Theseus | TV Show |
| Voyage to the Bottom of the Sea | 1964 | Denning | TV Show |
| King Kong vs. Godzilla | 1963 | Commander Roberts / General Shinzo / Narrator (voice, uncredited) | Movie |
| The Slime People | 1963 | Norman Tolliver | Movie |
| General Hospital | 1963 | Edward Quartermaine | TV Show |
| Mr. Novak | 1963 | Bates | TV Show |
| My Favorite Martian | 1963 | Mr. Clary | TV Show |
| The Dakotas | 1963 | Mr. Barton | TV Show |
| Mutiny on the Bounty | 1962 | Trailer Narrator (voice, uncredited) | Movie |
| The Wonderful World of the Brothers Grimm | 1962 | Prologue Narrator (voice, uncredited) | Movie |
| Mister Magoo's Christmas Carol | 1962 | Ghost of Christmas Present (voice) | TV Movie |
| The Alfred Hitchcock Hour | 1962 | Mr. Selby / Dr. Felix Ryder | TV Show |
| The Beverly Hillbillies | 1962 | Dr. Stuyvesant | TV Show |
| The Virginian | 1962 | Horatio Troast / Mr. Lowell | TV Show |
| The Wide Country | 1962 | Arthur Never | TV Show |
| Shootout at Big Sag | 1962 | Chan Bartholomew | Movie |
| G.E. True | 1962 | McMillan | TV Show |
| About Time | 1962 | King of Planet Q | TV Movie |
| Dr. Kildare | 1961 | Dr. Arthur Jansen / Dr. Keith Bresson | TV Show |
| Father of the Bride | 1961 | Auctioneer | TV Show |
| The New Breed | 1961 | Garland | TV Show |
| Whispering Smith | 1961 | Col. Middleton | TV Show |
| The Gallant Hours | 1960 | Capt. Frank Enright | Movie |
| The Story of Ruth | 1960 | Elimelech | Movie |
| Checkmate | 1960 | Simon Oelrich | TV Show |
| The Andy Griffith Show | 1960 | C.J. Hasler | TV Show |
| Thriller | 1960 | Mr. George | TV Show |
| McGarry and His Mouse | 1960 | Captain | TV Movie |
| Count Your Blessings | 1959 | Trailer Narrator (voice, uncredited) | Movie |
| North by Northwest | 1959 | Auctioneer | Movie |
| Say One for Me | 1959 | Harry LaMaise | Movie |
| The Angry Red Planet | 1959 | Prof. Theodore Gettell | Movie |
| The Monster of Piedras Blancas | 1959 | Dr. Sam Jorgenson | Movie |
| Bonanza | 1959 | Doc Lyman / Judge George Jackson | TV Show |
| Rawhide | 1959 | Dr. Gardner | TV Show |
| The DuPont Show with June Allyson | 1959 | Vance | TV Show |
| The David Niven Show | 1959 | Night Manager | TV Show |
| From the Earth to the Moon | 1958 | Countdown Announcer (uncredited) | Movie |
| The Perfect Furlough | 1958 | Col. Leland | Movie |
| 77 Sunset Strip | 1958 | Warden | TV Show |
| Mister Ed | 1958 | Dr. Brink / Fred Briggs | TV Show |
| Rescue 8 | 1958 | Newcomb | TV Show |
| The Rifleman | 1958 | Professor | TV Show |
| The Texan | 1958 | Dr. Neal Carter | TV Show |
| The Further Adventures of Ellery Queen | 1958 | Inspector Richard Queen / Man | TV Show |
| The Monolith Monsters | 1957 | Martin Cochrane | Movie |
| Bachelor Father | 1957 | Ralph Parker | TV Show |
| M Squad | 1957 | Dr. Elliott Conan | TV Show |
| Perry Mason | 1957 | Harry Lannon / Ed Pierce / George Browne / ... | TV Show |
| The Court of Last Resort | 1957 | Arnold McHugh | TV Show |
| The Gray Ghost | 1957 | Kearney | TV Show |
| The Thin Man | 1957 | Ben Millikan | TV Show |
| Wagon Train | 1957 | William Carr / Dr. Howard / Horace Jurist Hamilton | TV Show |
| Mr. Adams and Eve | 1957 | Burt Stanton | TV Show |
| The O. Henry Playhouse | 1957 | Mr. Hartley | TV Show |
| Bhowani Junction | 1956 | Trailer Narrator (uncredited) | Movie |
| Everything But the Truth | 1956 | Lawrence 'Larry' Everett | Movie |
| Forbidden Planet | 1956 | Narrator (voice, uncredited) | Movie |
| The Unguarded Moment | 1956 | Mr. Pendleton | Movie |
| The Lieutenant Wore Skirts | 1956 | Henry 'Hank' Gaxton | Movie |
| State Trooper | 1956 | Major Fillmore | TV Show |
| Zane Grey Theater | 1956 | Attorney General | TV Show |
| Unidentified Flying Objects: The True Story of Flying Saucers | 1956 | Narrator | Movie |
| A Man Called Peter | 1955 | Sen. Willis K. Harvey | Movie |
| Alfred Hitchcock Presents | 1955 | Peter Talbot / Dr. Fred Bixby | TV Show |
| Matinee Theatre | 1955 | | TV Show |
| Navy Log | 1955 | Lieutenant Commander Forsythe | TV Show |
| The 20th Century-Fox Hour | 1955 | Mr. Duprez | TV Show |
| The Millionaire | 1955 | Fred Malcolm | TV Show |
| Susan Slept Here | 1954 | Harvey Butterworth, Mark's Lawyer | Movie |
| The Adventures of Rin Tin Tin | 1954 | Major Stone | TV Show |
| The Whistler | 1954 | Arthur Winslowe | TV Show |
| Summer Playhouse | 1954 | | TV Show |
| Dream Wife | 1953 | Ken Landwell | Movie |
| I Love Melvin | 1953 | Mr. Henneman | Movie |
| Tarzan and the She-Devil | 1953 | Opening Off-Screen Narrator (voice, uncredited) | Movie |
| The War of the Worlds | 1953 | Maj. Gen. Mann | Movie |
| Make Room for Daddy | 1953 | Harry Marvel | TV Show |
| Francis Goes to West Point | 1952 | Col. Daniels | Movie |
| It Grows on Trees | 1952 | Finlay Murchison | Movie |
| The Blue Veil | 1951 | Joplin | Movie |
| The Racket | 1951 | Harry Craig | Movie |
| The Red Skelton Hour | 1951 | Doctor | TV Show |
| Lux Video Theatre | 1950 | Flint / Leffingwell | TV Show |
| The Jack Benny Program | 1950 | Dick - Movie Director | TV Show |
| One Man's Family | 1949 | Mr. Herbert #1 | TV Show |
| The Philco-Goodyear Television Playhouse | 1948 | | TV Show |
