| Movie | 1995 | Assault of the Party Nerds 2: The Heavy Petting Detective | Witherspoon | |
| Movie | 1992 | Evil Toons | Mr. Hinchlow | |
| Movie | 1984 | Cannonball Run II | Pilot | |
| Movie | 1969 | Freeze-In | | |
| Movie | 1991 | Evil Spirits | Lester Potts | |
| Movie | 1970 | The 5th Dimension Special: An Odyssey in the Cosmic Universe of Peter Max | Caretaker of the Land of Lost Things / Magic Mirror | |
| Movie | 1979 | Love at First Bite | Mr. Renfield | |
| Movie | 1980 | Detour to Terror | Harry Edwards | |
| Movie | 1986 | Predicaments | Alexander The Butler | |
| Movie | 1980 | The Love Tapes | Harlan Devane | |
| Movie | 1965 | The Third Day | Lester Aldrich | |
| Movie | 1968 | P.J. | Jackie | |
| Movie | 1981 | Creole | Alligator | |
| Movie | 1992 | Munchie | Prof. Cruikshank | |
| Movie | 1973 | The Bear Who Slept Through Christmas | Professor Werner von Bear (voice) | |
| Movie | 1977 | Once Upon a Brothers Grimm | Selfish and Mean | |
| Movie | 1995 | Captiva Island | Ernie | |
| Movie | 1960 | The Subterraneans | Arial Lavalerra | |
| Movie | 1988 | Your Alcohol I.Q. | Self | |
| Movie | 1980 | The Incredible Book Escape | King / Dragon / Lord Garp / Prince (voice) | |
| Movie | 1978 | Bud and Lou | Eddie Sherman | |
| Movie | 1983 | Making of a Male Model | Marty Sampson | |
| Movie | 1974 | Twice in a Lifetime | Ron Talley | |
| Movie | 1987 | Scooby-Doo! Meets the Boo Brothers | Farquard / Skull Ghost (voice) | |
| Movie | 1980 | A Snow White Christmas | Brawny (voice) | |
| Movie | 1977 | Charge of the Model T's | Doc Bailey | |
| Movie | 1968 | Vienna | | |
| Movie | 1996 | Second Chance | Dr. Josef Stiggens | |
| Movie | 1999 | Television: The First Fifty Years | Self / Wolfgang (archive footage) | |
| Movie | 1985 | Star Fairies | Dragon Head #2 (voice) | |
| Movie | 1965 | That Funny Feeling | Paul | |
| Movie | 1956 | Miracle in the Rain | Monte | |
| Movie | 1976 | Joys | Self | |
| Movie | 1985 | What Comes Around | Malone | |
| Movie | 1977 | Bunco | | |
| Movie | 1990 | The Raven Red Kiss-Off | Pedro Criqui | |
| Movie | 1982 | Tales of the Apple Dumpling Gang | Theodore Oglivie | |
| Movie | 1980 | If Things Were Different | Allen Dunn | |
| Movie | 1988 | Tax Season | Mr. Goldberg | |
| Movie | 1988 | A Night at the Magic Castle | Harry Houdini | |
| Movie | 1967 | The President's Analyst | Sullivan | |
| Movie | 1979 | A Walking Tour of Sesame Street | German Soldier (Wolfgang) (archive footage) (uncredited) | |
| Movie | 1979 | The B.B. Beegle Show | | |
| Movie | 1988 | It's OK to Say No to Drugs | Self (Host) | |
| Movie | 1998 | The Modern Adventures of Tom Sawyer | Grumpy Old Man | |
| Movie | 1968 | The Legend of Robin Hood | Much | |
| TV Show | 1960 | The Andy Griffith Show | Hotel Clerk | 1 |
| TV Show | 1984 | Murder, She Wrote | Phil Rinker | 1 |
| TV Show | 1993 | SWAT Kats: The Radical Squadron | Pop Perkins (voice) | 1 |
| TV Show | 1972 | The Rookies | | 2 |
| TV Show | 1954 | December Bride | | 1 |
| TV Show | 1968 | Here's Lucy | Sir Osbird | 1 |
| TV Show | 1985 | The 13 Ghosts of Scooby-Doo | Weerd (voice) | 13 |
| TV Show | 1983 | The A-Team | Sydney / Uncle Buckle-Up | 1 |
| TV Show | 1982 | Fame | | 1 |
| TV Show | 1977 | The Love Boat | Ronald | 1 |
| TV Show | 1965 | I Dream of Jeannie | Arte Johnson | 1 |
| TV Show | 1984 | Airwolf | Larry Mason | 1 |
| TV Show | 1973 | Kojak | Billy Butler | 1 |
| TV Show | 1965 | Lost in Space | Fedor | 1 |
| TV Show | 1964 | Bewitched | Cousin Edgar | 1 |
| TV Show | 1955 | Alfred Hitchcock Presents | Mr. Bates | 1 |
| TV Show | 1960 | Bringing Up Buddy | | 1 |
| TV Show | 1961 | 87th Precinct | | 1 |
| TV Show | 1977 | Baggy Pants and the Nitwits | | 13 |
| TV Show | 1984 | Glitter | Clive Richlin | 14 |
| TV Show | 1976 | Battle of the Network Stars | | 2 |
| TV Show | 1959 | Hennesey | | 96 |
| TV Show | 1964 | The Hollywood Palace | Rozmenko - the Singing Russian | 1 |
| TV Show | 1968 | Rowan & Martin's Laugh-In | Regular Performer | 93 |
| TV Show | 1969 | The Glen Campbell Goodtime Hour | Self | 3 |
| TV Show | 1951 | Schlitz Playhouse of Stars | Wally - Student | 1 |
| TV Show | 1958 | Kraft Music Hall | | 2 |
| TV Show | 1979 | All Star Secrets | | 1 |
| TV Show | 1965 | The Dean Martin Show | | 1 |
| TV Show | 1958 | The Donna Reed Show | | 1 |
| TV Show | 1970 | The Flip Wilson Show | Self | 1 |
| TV Show | 1956 | The Dinah Shore Chevy Show | Self | 1 |
| TV Show | 1993 | The Pink Panther | | 69 |
| TV Show | 1962 | Don't Call Me Charlie | Cpl. Lefkowitz | 18 |
| TV Show | 1972 | The Houndcats | | 13 |
| TV Show | 1964 | The Cara Williams Show | | 1 |
| TV Show | 1975 | The Bobby Vinton Show | | 1 |
| TV Show | 1962 | General Electric True | | 1 |
| TV Show | 1969 | Playboy After Dark | | 1 |
| TV Show | 1961 | Dr. Kildare | Bud Fowler | 1 |
| TV Show | 1968 | The Beautiful Phyllis Diller Show | Self | 1 |
| TV Show | 1973 | A Touch of Grace | | 1 |
| TV Show | 1975 | Ben Vereen... Comin' at Ya | | 4 |
| TV Show | 1954 | Max Liebman Presents | | 1 |
| TV Show | 1976 | Misterjaw | Mister Jaw (voice) | 34 |
| TV Show | N/A | Hot Fudge | Host | 0 |
| TV Show | 1955 | It's Always Jan | | 9 |
| TV Show | 1957 | Sally | Bascomb Bleacher Jr. | 5 |
| TV Show | 1985 | Alice in Wonderland | Dormouse | 2 |
| TV Show | 2004 | Justice League Unlimited | Virman Vundabar (voice) | 1 |
| TV Show | 1992 | Mad About You | Arte Johnson | 1 |
| TV Show | 1959 | The Twilight Zone | Irv | 1 |
| TV Show | 1961 | The Mike Douglas Show | Self | 1 |
| TV Show | 1961 | The Mike Douglas Show | Self - Co-Host | 2 |
| TV Show | 1974 | Dinah! | Self | 2 |
| TV Show | 1977 | The Love Boat | Repairer # 2 | 1 |
| TV Show | 1980 | Condominium | Brooke Ames | 2 |
| TV Show | 1950 | The Bob Hope Show | Self - Cameo | 1 |
| TV Show | 1950 | The Bob Hope Show | Self | 1 |
| TV Show | 1995 | The Sylvester & Tweety Mysteries | Tommy Tettrazinne (voice) | 1 |
| TV Show | 1992 | Bill & Ted's Excellent Adventures | Albert Einstein | 1 |
| TV Show | 1960 | Peter Loves Mary | Clothing Salesman | 1 |
| TV Show | 1963 | Bob Hope Presents the Chrysler Theatre | Chip Broadwater | 1 |
| TV Show | 1987 | DuckTales | Count Ray (voice) | 1 |
| TV Show | 1987 | DuckTales | Dr. Ludwig von Strangeduck (voice) | 1 |
| TV Show | 1993 | Droopy, Master Detective | Shadowman (voice) | 1 |
| TV Show | 1984 | Night Court | Gregor Korolenko | 1 |
| TV Show | 1951 | The Red Skelton Show | Census Taker | 1 |
| TV Show | 1977 | The Love Boat | Marty Austin | 1 |
| TV Show | 1977 | The Love Boat | Wilfred Jones | 1 |
| TV Show | 1977 | The Love Boat | Orville Trout | 1 |
| TV Show | 1970 | Night Gallery | Craig Lowell | 1 |
| TV Show | 1968 | The Dick Cavett Show | Self - Guest | 1 |
| TV Show | 1962 | McHale's Navy | Sweeney | 1 |
| TV Show | 1971 | The Pet Set | Self | 1 |
| TV Show | 1977 | The Love Boat | Henry Greg | 1 |
| TV Show | 1970 | The Partridge Family | Nicholas Minsky Pushkin | 1 |
| TV Show | 1993 | Cafe Americain | Pascal | 1 |
| TV Show | 1982 | Hotel | Eddie | 1 |
| TV Show | 1961 | The Dick Van Dyke Show | Bill Schermerhorn | 1 |
| TV Show | 1969 | Love, American Style | | 1 |
| TV Show | 1969 | Love, American Style | Bernie | 1 |
| TV Show | 1973 | The Bobby Darin Show | | 1 |
| TV Show | 1954 | The Wonderful World of Disney | Theodore | 1 |
| TV Show | 1963 | The Greatest Show on Earth | Mario | 1 |
| TV Show | 1961 | Alcoa Premiere | Henry Wentworth | 1 |
| TV Show | 1963 | Bob Hope Presents the Chrysler Theatre | Beatnik | 1 |
