Film & TV List | Role | Media |
 |
| QuickBites (2012) | Ron | TV Movie |
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| Hemingway & Gellhorn (2012) | Koltsov | TV Movie |
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| Five (2011) | Mitch | TV Movie |
|
| Cars 2 (2011) | Luigi (voice) | Movie |
|
| Too Big to Fail (2011) | John Mack | TV Movie |
|
| How Do You Know (2010) | Psychiatrist | Movie |
|
| Monk (2002–2009) | Adrian Monk | TV Show |
|
| Feed the Fish (2009) | Sheriff Andersen | Movie |
|
| AmericanEast (2008) | n/a | Movie |
|
| Monk Webisodes (2007) | Adrian Monk | TV Movie |
|
| 1408 (2007) | Sam Farrell | Movie |
|
| Careless (2007) | Mr. Roth | Movie |
|
| GoingGreen: Every Home an Eco-Home (2006) | Narrator | TV Movie |
|
| Cars (2006) | Luigi (voice) | Movie |
|
| The Great New Wonderful (2005) | Dr. Trabulous (segment Sandie's Story) | Movie |
|
| The Last Shot (2004) | Tommy Sanz | Movie |
|
| Against the Ropes (2004) | Sam LaRocca | Movie |
|
| Spy Kids 3-D: Game Over (2003) | Alexander Minion | Movie |
|
| Spy Kids 2: Island of Lost Dreams (2002) | Alexander Minion | Movie |
|
| Men in Black II (2002) | Jack Jeebs | Movie |
|
| Life or Something Like It (2002) | Prophet Jack | Movie |
|
| Made-Up (2002) | Max Hires | Movie |
|
| Impostor (2001) | Nelson Gittes | Movie |
|
| Thir13en Ghosts (2001) | Arthur Kriticos | Movie |
|
| The Man Who Wasn't There (2001) | Freddy Riedenschneider | Movie |
|
| Spy Kids (2001) | Alexander Minion | Movie |
|
| The Heart Department (2001) | Dr. Joseph Nassar | TV Movie |
|
| Stark Raving Mad (1999–2000) | Ian Stark | TV Show |
|
| MADtv (2000) | Taxi Cab Driver | TV Show |
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| Galaxy Quest (1999) | Fred Kwan | Movie |
|
| That Championship Season (1999) | George Sitkowski | TV Movie |
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| Ally McBeal (1999) | Albert Shepley | TV Show |
|
| The Tic Code (1999) | Phil | Movie |
|
| A Civil Action (1998) | Kevin Conway | Movie |
|
| The Siege (1998) | Agent Frank Haddad | Movie |
|
| The Impostors (1998) | Voltri, First Mate | Movie |
|
| Paulie (1998) | Misha Vilyenkov | Movie |
|
| Primary Colors (1998) | Eddie Reyes | Movie |
|
| Men in Black: The Series (1997) | n/a | TV Show |
|
| A Life Less Ordinary (1997) | Al | Movie |
|
| Gattaca (1997) | German | Movie |
|
| Men in Black (1997) | Jeebs | Movie |
|
| Wings (1991–1997) | Antonio Scarpacci | TV Show |
|
| Frasier (1996) | Manu | TV Show |
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| Radiant City (1996) | Narrator | TV Movie |
|
| Almost Perfect (1996) | Alex Thorpe | TV Show |
|
| Big Night (1996) | Primo | Movie |
|
| Gargoyles (1995) | The Emir | TV Show |
|
| The X-Files (1995) | Dr. Chester Ray Banton | TV Show |
|
| I.Q. (1994) | Bob Rosetti | Movie |
|
| Gypsy (1993) | Uncle Jocko | TV Movie |
|
| Addams Family Values (1993) | Jorge | Movie |
|
| Searching for Bobby Fischer (1993) | Chess Club Member | Movie |
|
| Honeymoon in Vegas (1992) | Buddy Walker | Movie |
|
| Dinosaurs (1992) | Jerry Valentine | TV Show |
|
| Barton Fink (1991) | Ben Geisler | Movie |
|
| Monsters (1991) | Officer Mancini | TV Show |
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| Quick Change (1990) | Cab Driver | Movie |
|
| Money, Power, Murder. (1989) | Seth Parker | TV Movie |
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| Longtime Companion (1989) | Paul's Doctor | Movie |
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| Day One (1989) | Enrico Fermi | TV Movie |
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| Alone in the Neon Jungle (1988) | Nahid | TV Movie |
|
| Spenser: For Hire (1987) | Dr. Hambrecht | TV Show |
|
| The Equalizer (1986) | Terrorist Leader | TV Show |
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Film & TV List | Role | Media |
|
| The Late Late Show with Craig Ferguson (2005–2011) | Himself | TV Show |
|
| The Wendy Williams Show (2010) | Himself | TV Show |
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| Entertainment Tonight (2007–2009) | Himself | TV Show |
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| Free Radio (2008) | Himself | TV Show |
|
| Late Night with Conan O'Brien (2005) | Himself | TV Show |
|