John Astin
- Attack of the Killer Tomatoes: Organic Intelligence
2026 Prof. Mortimer Gangreen
- Justice League Action
2016 Uncle Dudley (voice)
- School of Life
2005 Norman Warner
- Betaville
2005 President Sender
- The Wild Thornberrys
1998 The Great Bangaboo (voice)
- Becker
1998 Richard Wilson
- The Hughleys
1998 Mr. Crump
- The New Addams Family
1998 Grandpapa Addams
- Recess
1997 Supt. Skinner (voice)
- The Frighteners
1996 The Judge
- Quack Pack
1996 Mr. Roborson (voice)
- Harrison Bergeron
1995 Golf Announcer
- The Twisted Tales of Felix the Cat
1995 (voice)
- The Silence of the Hams
1994 The Ranger
- Huck and the King of Hearts
1994 Zach
- Runaway Daughters
1994 Fred
- Duckman
1994 Terry Duke Tetzloff (voice)
- Burke's Law
1994 Alexander the Great
- Rebel Highway
1994 Minuteman (Fred)
- Aladdin
1994 Sydney (voice)
- Stepmonster
1993 Minister
- The Adventures of Brisco County, Jr.
1993 Prof. Albert Wickwire
- Problem Child
1993 Additional Voices (voice)
- The Nanny
1993 Dr. Roberts
- Killer Tomatoes Eat France!
1992 Prof. Mortimer Gangreen
- Mad About You
1992 John Astin
- The Addams Family
1992 Gomez Addams (voice)
- Halloween Monster Bash
1991 Host
- Killer Tomatoes Strike Back!
1991 Jeronahew/Prof. Gangreen
- Eerie, Indiana
1991 Radford
- Taz-Mania
1991 Bull Gator (voice)
- Step by Step
1991 George Humphries
- Gremlins 2: The New Batch
1990 Janitor
- Attack of the Killer Tomatoes
1990 Dr. Gangreen (voice)
- They Came from Outer Space
1990 Neville Nessen
- Night Life
1989 Verlin Flanders
- The Saint: The Blue Dulac
1989 George Lafosse
- Tales from the Crypt
1989 Nelson Halliwell
- Return of the Killer Tomatoes!
1988 Prof. Gangreen
- Mystery Magical Special
1988 John Astin
- Adventures Beyond Belief
1988 Jack
- Teen Wolf Too
1987 Dean Dunn
- The Charmings
1987
- Body Slam
1986 Scotty
- Mr. Boogedy
1986 Neil Witherspoon
- National Lampoon's European Vacation
1985 Kent
- Otherworld
1985 Akin
- Mary
1985 Ed LaSalle
- Murder, She Wrote
1984 Director
- Night Court
1984 Kenny
- Charles in Charge
1984 Uncle Joe
- Riptide
1984 Baxter Bernard
- Just Our Luck
1983 Director
- St. Elsewhere
1982 Kevin
- Simon & Simon
1981
- Mr. Merlin
1981 Director
- Fantasy Island
1978 Charles Preston
- Halloween with the New Addams Family
1977 Gomez Addams
- The Love Boat
1977 David Crothers
- Operation Petticoat
1977 Lt. Commander Matthew Sherman
- Rosetti and Ryan: Men Who Love Women
1977 Director
- CHiPs
1977 Director
- Lanigan's Rabbi
1977 Director
- Freaky Friday
1976 Bill Andrews
- The Dream Makers
1975 Manny Wheeler
- Only with Married Men
1974 Dr. Harvey Osterman
- Skyway to Death
1974 Andrew Tustin
- Hard Day at Blue Nose
1974 Greenburg
- Police Woman
1974 Donny
- Brothers O'Toole
1973 Michael O'Toole
- Police Story
1973
- Evil Roy Slade
1972 Evil Roy Slade
- Get to Know Your Rabbit
1972 Mr. Turnbull
- Every Little Crook and Nanny
1972 Vito Garbugli
- Wacky Taxi
1972 Director
- Scooby-Doo Meets The Addams Family
1972 Gomez Addams (Voice)
- The New Scooby-Doo Movies
1972 Gomez Addams (voice)
- Temperatures Rising
1972 Russo
- Ghost Story
1972 Fred Colby
- Two on a Bench
1971 Dr. Stanley Remington
- Bunny O'Hare
1971 Ad O'Hare
- McMillan & Wife
1971 Director
- The Odd Couple
1970 Beau Biffingham
- Night Gallery
1970 Director
- The Partridge Family
1970 Millionaire Sidney Rose
- Viva Max!
1969 Sergeant Valdez
- Love, American Style
1969 Alfred
- Candy
1968 T.M. Christian / Jack Christian
- Prelude
1968 Director
- The Doris Day Show
1968 Jim Keatley
- The Spirit Is Willing
1967 Dr. Frieden
- The Flying Nun
1967
- He & She
1967 Dr. Melvin Krillman
- Batman
1966 The Riddler
- Hey Landlord!
1966
- Occasional Wife
1966
- The Pruitts of Southampton
1966 Rudy Pruitt
- CBS Playhouse
1966 Perry Clark
- The Addams Family
1964 Gomez Addams
- Move Over, Darling
1963 Clyde Prokey
- The Wheeler Dealers
1963 Hector Vanson
- The Greatest Show on Earth
1963 Bartley
- That Touch of Mink
1962 Mr. Everett Beasley
- Period of Adjustment
1962 Smoky Anderson (uncredited)
- Billy Rose's Jumbo
1962 Pilot
- I'm Dickens, He's Fenster
1962 Harry Dickens
- The Virginian
1962 Slick Driscoll
- West Side Story
1961 Glad Hand (uncredited)
- Hazel
1961 Hal Gordon
- Ben Casey
1961
- 87th Precinct
1961 Cassidy
- The Pusher
1960 Detective
- Outlaws
1960
- Route 66
1960 Gas Attendant
- Checkmate
1960 Jim Poole
- Peter Loves Mary
1960 Joe
- The Twilight Zone
1959 Charlie
- The Kiss
1958 Male Necker
- 77 Sunset Strip
1958 Martin Grosch
- The Night America Trembled
1957 Reporter
- Maverick
1957 Joe Lambert
- Gunsmoke
1955 Hard-Luck Henry Haggen
