2003Scooby-Doo! Meets the Harlem GlobetrottersUncle NathanielMovie
2000Scooby-Doo's Creepiest CapersAdditional Voices (voice)Movie
2000Scooby-Doo's Original MysteriesAdditional Voices (voice) (archive footage)Movie
1999Scooby-Doo's Greatest Mysteries(voice)Movie
1990The Adventures of Ronald McDonald: McTreasure Island(voice)Movie
1988Garfield and Friends2 episodesShow
1988Kissyfur35 episodesShow
1987Saber Rider and the Star SheriffsColonel Wyatt (voice) · 52 episodesShow
1986Voltron: Fleet of DoomHunk / Cliff / Rocky / Prince LotorMovie
1986The Flintstone KidsFreddy Flintstone / Commissioner · 76 episodesShow
1986Rambo: The Force of FreedomGripper / Mad Dog (voice) · 65 episodesShow
1985Disney's Adventures of the Gummi BearsZorlock (voice) · 1 episodeShow
1984Voltron: Defender of the UniverseHunk / Prince Lotor (voice) · 72 episodesShow
1983The New Scooby and Scrappy-Doo ShowGriff (voice), Mickey Hack (voice) · 1 episodeShow
1982Bugs Bunny's 3rd Movie: 1001 Rabbit TalesPrince Abba-Dabba (voice)Movie
1982Pac-ManPacula (voice) · 1 episodeShow
1981Space StarsDipper (voice) · 66 episodesShow
1980The Flintstone Comedy ShowMoonrock Crater / Sgt. Boulder · 126 episodesShow
1980Shogun AssassinVoice (voice)Movie
1979The Flintstones Meet Rockula and FrankenstoneMr. Silika (voice)Movie
1979Scooby-Doo and Scrappy-DooScrappy-Doo (voice) · 16 episodesShow
1977CHiPsH.R. Pufnstuf (voice) · 1 episodeShow
1977Shake, Rattle and RollRattle · 13 episodesShow
1977Magic MongoMongo · 16 episodesShow
1977Heyyy, It's the King!King (voice), Yukayuka (voice) · 13 episodesShow
1977The New Adventures of BatmanCommissioner Gordon / The Joker / The Penguin (voice) · 16 episodesShow
1976The Gentleman Tramp(voice)Movie
1975Fraidy CatOne / Two / Three / Four / Five / Six / Seven / Eight (voice) · 12 episodesShow
1975The Hoober-Bloob HighwayMovie
1975The Strongest Man in the WorldState CoachMovie
1975Rikki-Tikki-TaviDarzee the Tailorbird (voice)Movie
1974Wheelie and the Chopper BunchHi-Riser (voice) · 39 episodesShow
1974Hong Kong PhooeyCurly Boondock · 31 episodesShow
1974Shakespeare Loves RembrandtMovie
1974Happy Days1 episodeShow
1973The World of Sid & Marty Krofft at the Hollywood Bowl(Voice)Movie
1973Inch High, Private Eye14 episodesShow
1973The Addams FamilyGomez Addams (voice) · 16 episodesShow
1972The Adventures of Robin HoodnikRobin Hoodnik / Alan Airedale / Whirlin' Merlin / Lord Scurvy / Friar Pork / Little John (voice)Movie
1972ABC Afterschool SpecialTimer (voice) · 1 episodeShow
1972Scooby-Doo Meets The Addams FamilyAdditional Voices (voice)Movie
1972Yogi's Ark LarkCap'n Noah Smitty (voice)Movie
1972The WaltonsSpanky · 1 episodeShow
1972Wait Till Your Father Gets HomeChet Boyle (voice) · 48 episodesShow
1972The Flintstone Comedy HourMoonrock Crater · 52 episodesShow
1972The Amazing Chan and the Chan Clan16 episodesShow
1972The New Scooby-Doo MoviesHotel Desk Clerk (voice), Sedgwick Jones (voice), Uncle Nathaniel (voice) · 1 episodeShow
1972Emergency!Fred Gibson · 1 episodeShow
1971Bedknobs and BroomsticksSecretary Bird / Lion (voice)Movie
1971The Pebbles and Bamm-Bamm ShowMoonrock · 20 episodesShow
1971Help!... It's the Hair Bear Bunch!16 episodesShow
1971LidsvilleCaptain Hooknose · 17 episodesShow
1971Cattle BattleRoland / Rattfink (voice)Movie
1971A Fink in the RinkRoland / Rattfink (voice)Movie
1971The Great Continental Overland Cross-Country RaceRoland / Rattfink / Narrator / Male Others (voice)Movie
1971Trick or RetreatRoland / Rattfink (voice)Movie
1971The PointCount (voice)Movie
1970Tales of Washington IrvingBrom Bones (voice)Movie
1970Gem DandyRoland / Rattfink (voice)Movie
1970War and PiecesRoland / Rattfink / Captain / King (voice)Movie
1970Doctor DolittleSam Scurvy (voice) · 17 episodesShow
1970Robin GoodhoodRoland Hood / Rattfink (voice)Movie
1970BridgeworkBoss / Roland / Rattfink / Rattfink's Uncle (voice)Movie
1970The Foul KinRoland / Rattfink / Rotten Rattfink / Lawyer (voice)Movie
1970A Taste of MoneyRattfink (voice)Movie
1970Say Cheese, PleaseRoland / Rattfink (voice)Movie
1970Uncle Sam MagooUncle SamMovie
1969A Pair of SneakersRoland / Rattfink (voice)Movie
1969H.R. PufnstufH.R. Pufnstuf · 17 episodesShow
1969Sweet and SourdoughRoland / Rattfink (voice)Movie
1969Flying FeetRoland / Rattfink (voice)Movie
1969Hurts and FlowersHippyMovie
1968Hawks and DovesRoland / Rattfink / Male Others (voice)Movie
1968Roland and RattfinkRoland / Rattfink · 17 episodesShow
1968Adam-12Tony · 2 episodesShow
1968London DerriereScotland Yard Detective (voice)Movie
1968And Of Course YouNarratorMovie
1967Good TimesGarthMovie
1966Not With My Wife, You Don't!Green Eyed Monster of Jealousy (voice) (uncredited)Movie