| Movie | 1997 | Wishmaster | Doug Clegg | |
| Movie | 1985 | The Black Cauldron | Gurgi / Doli (voice) | |
| Movie | 1985 | Transylvania 6-5000 | Radu | |
| Movie | 2022 | D.O.A. | Majak | |
| Movie | 1973 | Bing Crosby's Sun Valley Christmas Show | | |
| Movie | 2005 | Once Upon a Halloween | Gurgi (voice) (archive sound) | |
| Movie | 1986 | The Mouse and the Motorcycle | Guest with Dog | |
| Movie | 2000 | My 5 Wives | Preston Gates | |
| Movie | 1978 | Pat Boone and Family: A Thanksgiving Special | Self | |
| Movie | 1982 | Will: G. Gordon Liddy | Richard Nixon (voice) | |
| Movie | 1983 | Stroker Ace | Doc Seegle | |
| Movie | 1991 | A Wish for Wings That Work | Bill (voice) | |
| Movie | 2021 | The Super Bob Einstein Movie | Self | |
| Movie | 1994 | Munchie Strikes Back | Coach Elkins | |
| Movie | 1979 | The Man in the Santa Claus Suit | Stan Summerville | |
| Movie | 1978 | The Great Smokey Roadblock | Bobby Apples | |
| Movie | 2002 | The Big Time | Ed Wynn | |
| Movie | 1980 | Murder Can Hurt You! | Len 'Hatch' Hatchington | |
| Movie | 1995 | In the Heat of the Night: Grow Old Along with Me | Tom Harwood | |
| Movie | 1969 | The Ant and the Aardvark | Ant (voice) / Aardvark (voice) | |
| Movie | 1969 | I've Got Ants in My Plans | Ant / Aardvark (voice) | |
| Movie | 1969 | Dune Bug | Ant / Aardvark / Life Guard / Woman (voice) | |
| Movie | 1969 | Never Bug an Ant | Ant / Aardvark (voice) | |
| Movie | 1969 | The Ant from Uncle | Ant / Aardvark / Aunt (voice) | |
| Movie | 1969 | Technology, Phooey | Ant / Aardvark / Computer (voice) | |
| Movie | 1969 | Hasty But Tasty | Ant / Aardvark (voice) | |
| Movie | 1969 | Isle of Caprice | Aardvark (voice) | |
| Movie | 1971 | From Bed to Worse | Ant / Aardvark (voice) | |
| Movie | 1971 | Rough Brunch | Aardvark / Ant / Termite (voice) | |
| Movie | 1970 | Don't Hustle an Ant with Muscle | Ant / Aardvark (voice) | |
| Movie | 1970 | Odd Ant Out | Ant / Aardvark / Green Aardvark / Ant #2 (voice) | |
| Movie | 1970 | Ants in the Pantry | Ant / Aardvark / Pest Control Employee (voice) | |
| Movie | 1970 | The Froze Nose Knows | Ant / Aardvark (voice) | |
| Movie | 1970 | Mumbo Jumbo | Ant / Aardvark / Tiny (voice) | |
| Movie | 1970 | Scratch a Tiger | Ant / Aardvark (voice) | |
| Movie | 1970 | Science Friction | Ant / Aardvark / Scientist (voice) | |
| Movie | 1969 | The Deadwood Thunderball | Roland (voice) | |
| Movie | 1969 | Tijuana Toads | Texas Grasshopper (voice) | |
| Movie | 1998 | A Bing Crosby Christmas | Self (archive footage) | |
| Movie | 1984 | Party Games for Adults Only | Himself / Host | |
| Movie | 1994 | Lamb Chop in the Haunted Studio | Self / Dr. Frankenstein | |
| Movie | 1971 | Aesop's Fables | (voice) | |
| Movie | 1976 | Joys | Self | |
| Movie | 1978 | A Guide for the Married Woman | Elevator Man | |
| Movie | 1978 | Grease Day USA | Self | |
| Movie | 1979 | A Pleasure Doing Business | Lenny | |
| Movie | 1978 | Three on a Date | Donald Lumis | |
| Movie | 2003 | 60 Spins Around the Sun | Self | |
| Movie | 1967 | Woody Allen Looks at 1967 | Self | |
| TV Show | 1993 | SWAT Kats: The Radical Squadron | | 1 |
| TV Show | 1980 | Bizarre | | 0 |
| TV Show | 1970 | The Odd Couple | Bert | 1 |
| TV Show | 1987 | Friday the 13th: The Series | Travis Pluckett | 1 |
| TV Show | 1968 | Hawaii Five-O | Duffy Malone | 1 |
| TV Show | 1962 | The Merv Griffin Show | Self | 2 |
| TV Show | 1997 | Dharma & Greg | Reverend James | 1 |
| TV Show | 2010 | Pink Panther and Pals | | 78 |
| TV Show | 1965 | Get Smart | Gorshen | 1 |
| TV Show | 1977 | Soap | Detective Donohue | 3 |
| TV Show | 1977 | Soap | Detective Donahue | 2 |
| TV Show | 1968 | Rowan & Martin's Laugh-In | Self | 2 |
| TV Show | 1969 | The Glen Campbell Goodtime Hour | Self | 6 |
| TV Show | 1980 | The Big Show | Self | 1 |
| TV Show | 1970 | The Flip Wilson Show | Self | 1 |
| TV Show | 1967 | Accidental Family | | 2 |
| TV Show | 1993 | The Pink Panther | Ant / Aardvark (voice) | 60 |
| TV Show | 1970 | Get It Together | | 1 |
| TV Show | 1976 | The Jacksons | El mismo | 1 |
| TV Show | 1979 | Just Friends | | 1 |
| TV Show | 1976 | The Captain and Tennille | Self - Guest | 5 |
| TV Show | 1976 | The Practice | | 2 |
| TV Show | 1970 | Something Else | Host | 15 |
| TV Show | 1961 | The Mike Douglas Show | Self - Co-Host | 1 |
| TV Show | 1958 | Kraft Music Hall | Self | 7 |
| TV Show | 1987 | Married... with Children | The Prospector | 1 |
| TV Show | 1962 | The Tonight Show Starring Johnny Carson | Self | 7 |
| TV Show | 1968 | That's Life | | 1 |
| TV Show | 1991 | Rugrats | | 1 |
| TV Show | 1961 | The Mike Douglas Show | Self | 2 |
| TV Show | 1950 | The Bob Hope Show | Self | 1 |
| TV Show | 2017 | Lore | Patrick Boland | 6 |
| TV Show | 1974 | Dinah! | Self | 5 |
| TV Show | 1997 | The Angry Beavers | | 1 |
| TV Show | 1967 | The Carol Burnett Show | Self - Guest / Various Characters | 4 |
| TV Show | 1991 | Silk Stalkings | Cotton Dunn | 12 |
| TV Show | 1967 | The Carol Burnett Show | Self | 2 |
| TV Show | 1967 | The Mothers-in-Law | Arnold Lacy | 1 |
| TV Show | 2012 | The First Family | Malcolm MacDougal | 1 |
| TV Show | 1968 | The Dick Cavett Show | Self - Guest | 1 |
| TV Show | 1970 | The Odd Couple | Hooper | 1 |
| TV Show | 1995 | Caroline in the City | John Byner | 1 |
| TV Show | 1988 | The Smothers Brothers Comedy Hour | | 1 |
| TV Show | 1994 | Duckman | Dr. Gerhardt Morsink (voice) | 1 |
| TV Show | 1975 | When Things Were Rotten | Dr. Otto Bahn | 1 |
| TV Show | 1968 | Rowan & Martin's Laugh-In | Self (uncredited) | 2 |
| TV Show | 1977 | The Love Boat | Arthur Burkley | 1 |
| TV Show | 1969 | The Ant and the Aardvark | | 17 |
| TV Show | 1964 | The Pink Panther | | 66 |