- Attack of the Killer Tomatoes: Organic Intelligence
2026 Prof. Mortimer Gangreen
- School of Life
2005 Norman Warner
- Betaville
2005 President Sender
- The Frighteners
1996 The Judge
- Harrison Bergeron
1995 Golf Announcer
- The Silence of the Hams
1994 The Ranger
- Huck and the King of Hearts
1994 Zach
- Runaway Daughters
1994 Fred
- Stepmonster
1993 Minister
- Killer Tomatoes Eat France!
1992 Prof. Mortimer Gangreen
- Halloween Monster Bash
1991 Host
- Killer Tomatoes Strike Back!
1991 Jeronahew/Prof. Gangreen
- Gremlins 2: The New Batch
1990 Janitor
- Night Life
1989 Verlin Flanders
- The Saint: The Blue Dulac
1989 George Lafosse
- Return of the Killer Tomatoes!
1988 Prof. Gangreen
- Mystery Magical Special
1988 John Astin
- Teen Wolf Too
1987 Dean Dunn
- Body Slam
1986 Scotty
- Mr. Boogedy
1986 Neil Witherspoon
- National Lampoon's European Vacation
1985 Kent
- Halloween with the New Addams Family
1977 Gomez Addams
- Rosetti and Ryan: Men Who Love Women
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
- Brothers O'Toole
1973 Michael O'Toole
- 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)
- Two on a Bench
1971 Dr. Stanley Remington
- Bunny O'Hare
1971 Ad O'Hare
- Viva Max!
1969 Sergeant Valdez
- Candy
1968 T.M. Christian / Jack Christian
- Prelude
1968 Director
- The Spirit Is Willing
1967 Dr. Frieden
- Move Over, Darling
1963 Clyde Prokey
- The Wheeler Dealers
1963 Hector Vanson
- That Touch of Mink
1962 Mr. Everett Beasley
- Period of Adjustment
1962 Smoky Anderson (uncredited)
- Billy Rose's Jumbo
1962 Pilot
- West Side Story
1961 Glad Hand (uncredited)
- The Pusher
1960 Detective
- The Kiss
1958 Male Necker
- The Night America Trembled
1957 Reporter
