| Movie | 1984 | The Terminator | Silberman | |
| Movie | 1991 | Terminator 2: Judgment Day | Dr. Silberman | |
| Movie | 2003 | Terminator 3: Rise of the Machines | Dr. Peter Silberman | |
| Movie | 1988 | My Stepmother Is an Alien | Reverend | |
| Movie | 2001 | The Majestic | Newsreel Announcer (voice) | |
| Movie | 2002 | Now You Know | Grandpa | |
| Movie | 1989 | Miracle Mile | Drunk Man in Diner | |
| Movie | 2000 | Nutty Professor II: The Klumps | Dr. Knoll | |
| Movie | 1992 | Samantha | Support Group Leader | |
| Movie | 1993 | Darkness Before Dawn | Justice of the Peace | |
| Movie | 1980 | Battle Beyond the Stars | Nestor 1 | |
| Movie | 1987 | G.I. Joe: The Movie | Taurus (voice) | |
| Movie | 1994 | Sioux City | Andre | |
| Movie | 1985 | Movers & Shakers | Marshall | |
| Movie | 1986 | Annihilator | Sid | |
| Movie | 2001 | The Wild Thornberrys: The Origin of Donnie | Bearded Pig / Poacher (voice) | |
| Movie | 1997 | Bruno the Kid: The Animated Movie | (voice) (archive footage) | |
| Movie | 1996 | Norma Jean & Marilyn | Studio Physician | |
| Movie | 1983 | Antony and Cleopatra | Lepidus | |
| Movie | 1990 | Opposites Attract | Prof. Sutton | |
| Movie | 1986 | Stewardess School | Mr. Adams | |
| Movie | 1981 | The Children Nobody Wanted | Madden | |
| Movie | 1981 | Soggy Bottom, U.S.A. | Owen | |
| Movie | 1986 | Touch and Go | Waiter | |
| Movie | 1987 | Walk Like a Man | Jack Mollins | |
| Movie | 1990 | Menu for Murder | Principal Gene Naylor | |
| Movie | 1988 | Going to the Chapel | Mr. Palmer | |
| Movie | 1996 | Within the Rock | Michael Isaacs | |
| Movie | 1983 | To Be or Not to Be | Dr. Boyarski | |
| Movie | 1980 | Nine to Five | Mr. Perkins | |
| Movie | 1994 | Naked Gun 33⅓: The Final Insult | Dr. Eisendrath | |
| Movie | 1979 | The Main Event | Nose - Kline | |
| Movie | 1996 | Dot & Spot's Magical Christmas Adventure | Santa Claus (voice) | |
| Movie | 1996 | The Dentist | Marvin Goldblum | |
| Movie | 1982 | Airplane II: The Sequel | Doctor (uncredited) | |
| Movie | 1996 | The Prince | | |
| Movie | N/A | Modern Marvels: American Steel: Built to Last | Self - Narrator (voice) | |
| Movie | 2001 | A Johnny Bravo Christmas | Santa Claus / Jay the Bear / Norman (voice) | |
| Movie | 2002 | Little Shepherd | Grandfather (voice) | |
| Movie | 1983 | The Man with Two Brains | Dr. Felix Conrad | |
| Movie | 1978 | The Fifth Floor | Phil | |
| Movie | 1997 | Living in Peril | Fingerprint Technician | |
| Movie | 1984 | Getting Physical | Byron Waldo | |
| Movie | 1994 | The Companion | Marty Bailin | |
| Movie | 1989 | Chopper Chicks in Zombietown | Butcher | |
| Movie | 1990 | Marked for Death | Dr. Stein | |
| Movie | 1995 | Gordy | Minnesota Red (voice) | |
| Movie | 1991 | Guilty As Charged | Chemical Manufacturer | |
| Movie | 2001 | The Jennie Project | Reverend Palliser | |
| Movie | 1998 | The Odd Couple II | Fred | |
| Movie | 2006 | The Toy Warrior | (voice) | |
| Movie | 2004 | Clifford's Really Big Movie | Mr. Bleakman (voice) | |
| Movie | 2002 | The Wild Thornberrys Movie | Gorilla (voice) | |
| Movie | 1976 | The Taming of the Shrew | A Pedant | |
| Movie | 1977 | Mr. Billion | Col. Winkle's Aide | |
| Movie | 1978 | Last of the Good Guys | Ike | |
| Movie | 1990 | Perry Mason: The Case of the Poisoned Pen | Mr. Tweed | |
| Movie | 1994 | The Magic Flute | Monostatos | |
| Movie | 1986 | The Littles: Liberty and the Littles | General Massey (voice) | |
| Movie | 1995 | A Pinky and the Brain Christmas | Santa Claus | |
| Movie | 1983 | I Take These Men | Walter Bromfield | |
| TV Show | 1985 | Growing Pains | Dr. Marlen | 1 |
| TV Show | 1985 | What's Happening Now!! | | 1 |
| TV Show | 1984 | Murder, She Wrote | Sgt. Howard Sternhagen | 1 |
| TV Show | 1982 | Family Ties | Ticketing Counter Attendant | 1 |
| TV Show | 1984 | Night Court | Arnold Burger | 1 |
| TV Show | 1994 | Spider-Man | Red Skull (voice) | 4 |
| TV Show | 1989 | Seinfeld | Euologist | 1 |
| TV Show | 1972 | M*A*S*H | Major Hatch | 1 |
| TV Show | 1982 | Remington Steele | Reggie Boynton | 1 |
| TV Show | 1984 | Who's the Boss? | Jim Peterson | 5 |
| TV Show | 1987 | thirtysomething | | 1 |
| TV Show | 1987 | Star Trek: The Next Generation | Nagilum (voice) | 1 |
| TV Show | 1986 | L.A. Law | Judge Walter L. Swanson | 7 |
| TV Show | 1996 | The Real Adventures of Jonny Quest | Dr. Forbes (voice) | 1 |
| TV Show | 1987 | The Law & Harry McGraw | Howard Sternhagen | 16 |
| TV Show | 1994 | The 5 Mrs. Buchanans | | 1 |
| TV Show | 1985 | The Golden Girls | Father Salerno | 1 |
| TV Show | 1976 | What's Happening!! | | 1 |
| TV Show | 1982 | Silver Spoons | | 1 |
| TV Show | 1990 | The Fresh Prince of Bel-Air | Ed | 1 |
| TV Show | 1993 | Boy Meets World | Minister | 1 |
| TV Show | 2002 | Kim Possible | Señor Senior Sr. (voice) | 4 |
| TV Show | 1989 | Tales from the Crypt | Mr. Clayton (segment "Dead Right") | 1 |
| TV Show | 1975 | The Jeffersons | | 1 |
| TV Show | 1983 | Mama's Family | | 1 |
| TV Show | 1979 | Buck Rogers in the 25th Century | Selmar | 1 |
| TV Show | 1972 | The Streets of San Francisco | Frank Jennings | 1 |
| TV Show | 1985 | Street Hawk | Peter Reiger | 1 |
| TV Show | 1984 | Punky Brewster | Mr. Green | 2 |
| TV Show | 1983 | Scarecrow and Mrs. King | | 1 |
| TV Show | 1988 | Empty Nest | | 1 |
| TV Show | 1981 | Hill Street Blues | Herb Elman | 1 |
| TV Show | 1982 | Hotel | | 1 |
| TV Show | 1991 | The Pirates of Dark Water | | 0 |
| TV Show | 1979 | Knots Landing | Contact | 1 |
| TV Show | 1989 | Family Matters | | 1 |
| TV Show | 1977 | Three's Company | | 1 |
| TV Show | 1973 | Kojak | D.A. Hepburn | 1 |
| TV Show | 1997 | The Practice | Dr. David Broadman | 1 |
| TV Show | 1992 | The Golden Palace | Priest | 1 |
| TV Show | 1997 | Cow and Chicken | | 1 |
| TV Show | 1991 | Silk Stalkings | | 1 |
| TV Show | 1993 | Living Single | | 1 |
| TV Show | 1975 | Wonder Woman | Chaka | 2 |
| TV Show | 1988 | The Wonder Years | Pastor | 1 |
| TV Show | 1993 | Lois & Clark: The New Adventures of Superman | | 1 |
| TV Show | 1997 | The New Batman Adventures | Rhino (voice) | 1 |
| TV Show | 1982 | Voyagers! | | 1 |
| TV Show | 1986 | ALF | Warren | 1 |
| TV Show | 1991 | Herman's Head | Bob Randall | 1 |
| TV Show | 1993 | Bonkers | Kanifky (voice) | 65 |
| TV Show | 1974 | Police Woman | Myron | 1 |
| TV Show | 1997 | Working | Barry Bloom | 1 |
| TV Show | 1980 | It's a Living | Dennis Hubner | 14 |
| TV Show | 1999 | Family Law | Judge Samuel Martin | 2 |
| TV Show | 1989 | The Further Adventures of SuperTed | | 13 |
| TV Show | 1978 | The Paper Chase | | 1 |
| TV Show | 2003 | Evil Con Carne | Vlad (voice) | 1 |
| TV Show | 1987 | The Oldest Rookie | | 1 |
| TV Show | 1992 | Batman: The Animated Series | Rhino (voice) | 2 |
| TV Show | 1977 | Rafferty | | 1 |
| TV Show | 2001 | The Grim Adventures of Billy and Mandy | | 1 |
| TV Show | 2001 | Justice League | Simon Stagg (voice) | 2 |
| TV Show | 1998 | The Wild Thornberrys | Bearded Pig / Poacher (voice) | 1 |
| TV Show | 1989 | X-Men: Pryde of the X-Men | Magneto (voice) | 1 |
| TV Show | 1999 | The West Wing | Paulson | 1 |
| TV Show | 1990 | Sydney | | 1 |
| TV Show | 1997 | The New Adventures of Zorro | Captain Montecero (voice) | 26 |
| TV Show | 1995 | Pinky and the Brain | Earth (voice) | 1 |
| TV Show | 1989 | Baywatch | Clerk | 1 |
| TV Show | 1968 | Hawaii Five-O | Denisovich | 1 |
| TV Show | 1983 | Mama's Family | Reverend Lloyd Meechum | 1 |
| TV Show | 1995 | The Sylvester & Tweety Mysteries | Vice President Obsequious (voice) | 1 |
| TV Show | 1996 | Dexter's Laboratory | General (voice) | 1 |
| TV Show | 1994 | On Our Own | Principal Bolander | 1 |
| TV Show | 2000 | Buzz Lightyear of Star Command | Nick (voice) | 1 |
| TV Show | 1996 | The Fantastic Voyages of Sinbad the Sailor | | 26 |
| TV Show | 1996 | The Real Adventures of Jonny Quest | Officer (voice) / Stage Coach Guard (voice) | 1 |
| TV Show | 1994 | Spider-Man | Beyonder (voice) | 4 |
| TV Show | 1996 | The Real Adventures of Jonny Quest | Kyle (voice) | 1 |
| TV Show | 1982 | Remington Steele | Kenneth Fairbanks | 1 |
| TV Show | 1995 | Pinky and the Brain | Santa Claus (voice) | 1 |
| TV Show | 1982 | Family Ties | Ed Barker | 1 |
| TV Show | 1991 | The Pirates of Dark Water | Lugg Brother #1 (voice) | 3 |
| TV Show | 1986 | Matlock | Patrick Morrison | 1 |
| TV Show | 1986 | Matlock | Judge George Clayton | 1 |
| TV Show | 1984 | 1st & Ten | Henry | 2 |
| TV Show | 1983 | Scarecrow and Mrs. King | Davis | 1 |
| TV Show | 1987 | Mr. President | Dave | 1 |
| TV Show | 1982 | Newhart | Len Bicksel | 1 |
| TV Show | 1982 | Newhart | Mayor Dodds | 1 |
| TV Show | 1982 | St. Elsewhere | Walter Lankau | 1 |
| TV Show | 1981 | Code Red | | 1 |
| TV Show | 1977 | Lou Grant | Vice-Cop | 1 |
| TV Show | 1973 | Barnaby Jones | Eddie | 1 |
| TV Show | 1954 | The Wonderful World of Disney | Ralston (uncredited) | 1 |
| TV Show | 1971 | Great Performances | Le Bret | 1 |
| TV Show | 1975 | Barney Miller | Warren Gimble | 1 |
| TV Show | 1982 | Madame's Place | Judge Blake | 2 |
| TV Show | 1992 | California Dreams | Principal Blumford | 1 |
| TV Show | 1983 | Just Our Luck | | 1 |
| TV Show | 1985 | The Golden Girls | Reverend | 2 |
| TV Show | 1994 | Ellen | Hubert Warwell | 1 |
| TV Show | 1986 | Gung Ho | | 1 |
| TV Show | 1992 | Hangin' with Mr. Cooper | Bill Thurman | 1 |
| TV Show | 1990 | Get a Life | Dr. Kramer | 3 |
| TV Show | 1990 | Get a Life | Dr. Garrett | 1 |
