- The DePatie/Frelang Collection: Sheriff Hoot Kloot
2017 Sheriff Hoot Kloot (voice) (archive sound) (uncredited)
- The Adventures of the American Rabbit
1986 Rotten Rodney (voice)
- Disney's Adventures of the Gummi Bears
1985 Dom Gordo of Ghent
- The 13 Ghosts of Scooby-Doo
1985 Zagraz (voice)
- Gremlins
1984 Mogwai / Gremlins (voice)
- Snorks
1984 Mr. Seaworthy
- Peter and the Magic Egg
1983 (voice)
- Disney's Wonderful World of Winter
1983 Stanley Slush
- The Biskitts
1983
- Flash Gordon: The Greatest Adventure of All
1982 Dr. Hans Zarkov (voice)
- The Grinch Grinches the Cat in the Hat
1982 The Grinch / Waiter / The Grinch's Mother (voice)
- Puff the Magic Dragon: The Incredible Mr. Nobody
1982 Father (voice)
- The Incredible Hulk
1982 The Hulk (voice)
- Dennis the Menace in Mayday for Mother
1981 Henry Mitchell (voice)
- Strawberry Shortcake in Big Apple City
1981 Coco Nutwork (voice)
- The World of Strawberry Shortcake
1980 Escargot (voice)
- The Mouse and His Child
1977 Muskrat (voice)
- Wizards
1977 Avatar (voice)
- Medicur
1976 Dogfather / Rocky McSnarl / Doctor (voice)
- The Scooby-Doo/Dynomutt Hour
1976 Additional Voices (voice)
- The Scooby-Doo Show
1976 Additional Voices
- M-O-N-E-Y Spells Love
1975 Dogfather / Pug / Rocky / Priest (voice)
- Rock-A-Bye Maybe
1975 Dogfather (voice)
- Saltwater Tuffy
1975 Dogfather / Pugg (voice)
- Haunting Dog
1975 Dogfather (voice)
- Rockhounds
1975 Dogfather / Pug / Boy (voice)
- Watch the Birdie
1975 Dogfather / Pug (voice)
- From Nags to Riches
1975 Dogfather / Pug (voice)
- Eagle Beagles
1975 Dogfather (voice)
- Goldilox & the Three Hoods
1975 Dogfather (voice)
- The Hoober-Bloob Highway
1975 Mr. Hoober-Bloob (voice)
- The Day of the Locust
1975 Tour Guide
- Oliver Twist
1974 (voice)
- The Goose That Laid a Golden Egg
1974 Dogfather / Pug (voice)
- Mother Dogfather
1974 Dogfather / Pug (voice)
- Bows and Errors
1974 Dogfather (voice)
- Heist and Seek
1974 Dogfather / Pug / Translator (voice)
- The Big House Ain't a Home
1974 Dogfather / Pug (voice)
- The Dogfather
1974 Dogfather (voice)
- Deviled Yeggs
1974 Dogfather / Pug (voice)
- Big Beef at the O.K. Corral
1974 Hoot Kloot / Fester (voice)
- The Badge and the Beautiful
1974 Hoot Kloot / Fester (voice)
- Phony Express
1974 Hoot Kloot / Fester / Mailman / Thief / Horse / Postmaster (voice)
- Giddy Up Woe
1974 Hoot Kloot / Fester / Robber / Alf Willett (voice)
- As the Tumbleweed Turns
1974 Hoot Kloot / Fester / Railroad President (voice)
- Gold Struck
1974 Hoot Kloot / Fester (voice)
- By Hoot or By Crook
1974 Hoot Kloot / Fester (voice)
- Mesa Trouble
1974 Hoot Kloot / Fester / Townspeople (voice)
- Strange on the Range
1974 Hoot Kloot / Fester / Billy the Kidder (voice)
- Saddle Soap Opera
1974 Hoot Kloot / Fester (voice)
- The Nine Lives of Fritz the Cat
1974 Various Characters (voice)
- Abby
1974 The Demon (voice)
- Hong Kong Phooey
1974
- The Dogfather
1974 Dogfather (voice)
- Charlotte's Web
1973 Homer Zuckerman (voice)
- The Bear Who Slept Through Christmas
1973 Santa Claus (voice)
- B.C.: The First Thanksgiving
1973 Wiley / Grog
- Wham and Eggs
1973 Dragon (voice)
- Kloot's Kounty
1973 Hoot Kloot / Fester (voice)
- Apache on the County Seat
1973 Hoot Kloot / Fester / Indians (voice)
- Ten Miles to the Gallop
1973 Hoot Kloot / Fester (voice)
- Stirrups and Hiccups
1973 Hoot Kloot / Fester / Mild-Bill Hiccup / Wild-Bill Hiccup / Wyatt Earp (voice)
- Pay Your Buffalo Bill
1973 Hoot Kloot / Fester (voice)
- The Shoe Must Go On
1973 Hoot Kloot / Fester (voice)
- A Self-Winding Sidewinder
1973 Hoot Kloot / Fester / Crazywolf / Townspeople (voice)
- Dr. Seuss on the Loose
1973 Sneetches / Sylvester McMonkey McBean (voice)
- Bailey's Comets
1973
- The Lorax
1972 The Lorax / The Once-ler (voice)
- Clerow Wilson and the Miracle of P.S. 14
1972 Announcer / Mr. Perkins (voice)
- Flight to the Finish
1972 Crazylegs Crane (voice)
- Support Your Local Serpent
1972 Blue Racer / Japanese Beetle / Venus Flytrap / Jake (voice)
- New Zoo Revue
1972
- The Wizard of Id
1971
- Bedknobs and Broomsticks
1971 Codfish (voice)
- Uncle Sam Magoo
1970 Chief Strong Eagle
- Doctor Dolittle
1970 Dr. John Dolittle (voice)
- Love, American Style
1969 Williams (voice)
- The Great St. Louis Bank Robbery
1959 Police Dispatcher
- Julius Caesar
1950 Octavius Caesar
