Film & TV List | Role | Media |
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| Noah's Ark: The New Beginning (2012) | Inwar (voice) | Movie |
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| The Dating Guy (2010) | Brian Booyah | TV Show |
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| Monk (2008) | Ralph Roberts | TV Show |
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| The Great Polar Bear Adventure (2006) | Pupa (voice) | TV Movie |
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| The Great American Christmas (2006) | Narrator | TV Movie |
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| Hidden Howie: The Private Life of a Public Nuisance (2005) | Howie Mandel | TV Show |
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| Pinocchio 3000 (2004) | Spencer (voice) | Movie |
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| Crown Heights (2004) | Rabbi | TV Movie |
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| Untitled Howie Mandel Project (2003) | n/a | TV Movie |
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| Hansel & Gretel (2002) | The Sandman | Movie |
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| Spinning Out of Control (2001) | Marty Levinne | TV Movie |
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| Timothy Tweedle the First Christmas Elf (2000) | Comet | TV Movie |
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| The Tangerine Bear: Home in Time for Christmas! (2000) | Jack (voice) | Direct to Video |
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| Tribulation (2000) | Jason Quincy | Movie |
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| Spin Cycle (2000) | Cody | Movie |
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| Bobby's World (1990–1998) | Bobby Generic | TV Show |
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| The Outer Limits (1997) | Karl Durand | TV Show |
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| Lois & Clark: The New Adventures of Superman (1996) | Mr. Mxyzptlk | TV Show |
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| Bless This House (1996) | Stuart Wyler | TV Show |
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| Harrison Bergeron (1995) | Charlie (of 'Chat with Charlie') | TV Movie |
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| Homicide: Life on the Street (1995) | Interior Decorator | TV Show |
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| Magic Kid II (1994) | Moe | Movie |
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| In Search of Dr. Seuss (1994) | The Voice of Sam-I-Am (voice) | TV Movie |
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| Shake, Rattle and Rock! (1994) | Danny Klay | TV Movie |
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| David Copperfield (1993) | Mealy (voice) | TV Movie |
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| The Tonight Show with Jay Leno (1992) | Various Characters | TV Show |
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| The Amazing Live Sea-Monkeys (1992) | The Professor | TV Show |
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| Howie and Rose (1991) | Howie Newman | TV Movie |
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| Good Grief (1990–1991) | Ernie Lapidus | TV Show |
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| Gremlins 2: The New Batch (1990) | Gizmo (voice) | Movie |
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| Mother Goose Rock 'n' Rhyme (1990) | Humpty Dumpty | TV Movie |
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| Carol & Company (1990) | Steve | TV Show |
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| Little Monsters (1989) | Maurice | Movie |
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| St. Elsewhere (1982–1988) | Dr. Wayne Fiscus | TV Show |
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| Walk Like a Man (1987) | Bobo Shand | Movie |
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| Faerie Tale Theatre (1985–1986) | Waldo | TV Show |
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| A Fine Mess (1986) | Dennis Powell | Movie |
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| Muppet Babies (1984–1985) | Animal | TV Show |
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| Gremlins (1984) | Gizmo (voice) | Movie |
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| The Princess Who Had Never Laughed (1984) | Wienerhead Waldo | TV Movie |
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| The Funny Farm (1983) | Larry Pound | Movie |
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| Laugh Trax (1982) | Various | TV Show |
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| Gas (1981) | Matt Lloyd | Movie |
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