Scooby-Doo! Mystery Cases (2018)
Regular Show (2010)
Vocalist (voice) (uncredited)
Colton Rogers (voice)
Scooby-Doo! Mystery Incorporated (2010)
Uncle Albert (voice)
Shaggy & Scooby-Doo Get a Clue! (2006)
Web Junk 20 (2006)
Norville 'Shaggy' Rogers (voice)
What's New, Scooby-Doo? (2002)
The Early Show (1999)
Shaggy Rogers (voice)
Johnny Bravo (1997)
E! True Hollywood Story (1996)
(voice: credit only)
MADtv (1995)
Sister, Sister (1994)
The Ben Stiller Show (1992)
(archive footage)
MTV Movie & TV Awards (1992)
Flakey Flakem (voice)
Zekoslavne priče (1990)
Casey Kasem
Saved by the Bell (1989)
A Pup Named Scooby-Doo (1988)
Himself
ALF (1986)
George Burns Comedy Week (1985)
The 13 Ghosts of Scooby-Doo (1985)
The Super Powers Team: Galactic Guardians (1985)
Cliffjumper / Bluestreak / Teletraan 1
The Transformers (1984)
Super Friends: The Legendary Super Powers Show (1984)
The New Scooby-Doo Mysteries (1984)
The New Scooby and Scrappy-Doo Show (1983)
Matt Houston (1982)
Announcer (voice)
Space Stars (1981)
The Richie Rich/Scooby-Doo Show and Scrappy Too! (1980)
(voice)
Captain Caveman and the Teen Angels (1980)
Scooby-Doo and Scrappy-Doo (1979)
The World's Greatest Super Friends (1979)
Mark (voice)
Battle of the Planets (1978)
Challenge of the Super Friends (1978)
Scooby's All-Stars (1977)
The All-New Super Friends Hour (1977)
Additional Voices (voice)
What's New, Mr. Magoo? (1977)
The Hardy Boys / Nancy Drew Mysteries (1977)
Sy Wallace
Quincy, M.E. (1976)
Tom Rogers
Charlie's Angels (1976)
Shaggy Rogers / Additional Voices (voice)
The Scooby-Doo/Dynomutt Hour (1976)
Self - Cameo (uncredited)
Saturday Night Live (1975)
Tony Brock
Switch (1975)
Hong Kong Phooey (1974)
Super Friends (1973)
Robin (voice)
Police Story (1973)
Alexander Cabot III (voice)
Josie and the Pussycats in Outer Space (1972)
Shaggy (voice)
The New Scooby-Doo Movies (1972)
Josie and the Pussycats (1970)
Scooby-Doo, Where Are You! (1969)
Groove
Cattanooga Cats (1969)
Dexter Carter (voice)
Hot Wheels (1969)
Freddie Dryden
Hawaii Five-O (1968)
Larry Swift
Robin / Dick Grayson / Chief O'Hara (voice)
The Adventures of Batman (1968)
Garrison's Gorillas (1967)
Ironside (1967)
Monty Marble (voice)
The Flintstones (1960)