Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Actor | 인어공주 | 1989 | King Triton (voice) |
| Actor | Malcolm in the Middle | Otto Mannkusser | |
| Actor | 인어공주 2 | 2000 | King Triton |
| Actor | 영 프랑켄슈타인 | 1974 | Insp. Hans Wilhelm Friedrich Kamp |
| Actor | The Little Mermaid | ||
| Actor | Darkwing Duck | Tuskerninni | |
| Actor | 썸벨리나 | 1994 | King Colbert (voice) |
| Actor | The Land Before Time X: The Great Longneck Migration | 2003 | Grandpa |
| Actor | The Land Before Time II: The Great Valley Adventure | 1994 | Grandpa (voice) |
| Actor | The Land Before Time III: The Time of the Great Giving | 1995 | Grandpa (voice) |
| Actor | The Land Before Time IX: Journey to the Big Water | 2002 | Grandpa Longneck |
| Actor | The Land Before Time IV: Journey Through the Mists | 1996 | Grandpa (voice) |
| Actor | The Land Before Time VI: The Secret of Saurus Rock | 1998 | Grandpa |
| Actor | 내일을 향해 쏴라 | 1969 | Marshal |
| Actor | The Land Before Time V: The Mysterious Island | 1997 | Grandpa (voice) |
| Actor | The Land Before Time VII: The Stone of Cold Fire | 2000 | Grandpa |
| Actor | The Land Before Time VIII: The Big Freeze | 2001 | Grandpa / Lambeosaurus (voice) |
| Actor | The Land Before Time XI: Invasion of the Tinysauruses | 2005 | Grandpa Longneck |
| Actor | Teen Wolf: The Animated Series | Mayor Marconi | |
| Actor | 공룡 대행진 | 1993 | Professor Screweyes (voice) |
| Actor | The Flintstone Kids | Narrator | |
| Actor | 프로듀서 | 1968 | Franz Liebkind |
| Actor | 왓츠 업 덕 | 1972 | Hugh Simon |
| Actor | 미혼모 | 1988 | Mr. Bobrucz |
| Actor | Fletch | 1985 | Stanton Boyd |
| Actor | Shadows and Fog | 1991 | Magician |
| Actor | Fievel's American Tails | ||
| Actor | 암살단 | 1974 | Former FBI Agent Will |
| Actor | The Apple Dumpling Gang Rides Again | 1979 | Marshal Woolly Bill Hitchcock |
| Actor | Night Moves | 1975 | Nick |
| Actor | Full Moon High | 1981 | The Coach - Principal Cleveland |
| Actor | Get Smart, Again! | 1989 | Cmdr. Drury |
| Actor | Oliver Beene | ||
| Actor | Top Cat and the Beverly Hills Cats | 1988 | Director / Dogcatcher (voice) |
| Actor | Citizen Ruth | 1996 | Dr. Charlie Rollins |
| Actor | Yellowbeard | 1983 | Mr. Crisp |
| Actor | It's a Bird, It's a Plane, It's Superman! | 1975 | Max Mencken |
| Actor | Laverne & Shirley in the Army | Sgt. Turnbuckle | |
| Actor | She'll Take Romance | 1990 | Smokey |
| Actor | Laverne & Shirley with the Fonz | Sgt. Turnbuckle | |
| Actor | 프로토콜 | 1984 | Lou |
| Actor | Rough Magic | 1995 | Magician |
| Actor | Carol Burnett & Company | ||
| Actor | Fernwood 2Night |