Film & TV List | Role | Media |
 |
| The Good Wife (2012) | Mike Kresteva | TV Show |
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| Go On (2012) | Ryan King | TV Show |
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| Mr. Sunshine (2011) | Ben Donovan | TV Show |
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| Childrens Hospital (2011) | Matthew Perry | TV Show |
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| 17 Again (2009) | Mike O'Donnell (Adult) (Adult) | Movie |
|
| The End of Steve (2008) | Steve Legend | TV Movie |
|
| Birds of America (2008) | Morrie | Movie |
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| Studio 60 on the Sunset Strip (2006–2007) | Matt Albie | TV Show |
|
| Numb (2007) | Hudson Milbank | Movie |
|
| The Ron Clark Story (2006) | Ron Clark | TV Movie |
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| Friday Night Lights Lost Scene (2005) | Football Player | TV Movie |
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| Scrubs (2004) | Murray Marks | TV Show |
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| Friends (1994–2004) | Chandler Bing | TV Show |
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| The Whole Ten Yards (2004) | Oz | Movie |
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| The West Wing (2003) | Joe Quincy | TV Show |
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| Serving Sara (2002) | Joe Tyler | Movie |
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| Ally McBeal (2002) | Todd Merrick | TV Show |
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| The Whole Nine Yards (2000) | Nicholas 'Oz' Oseransky | Movie |
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| Three to Tango (1999) | Oscar Novak | Movie |
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| Almost Heroes (1998) | Leslie Edwards | Movie |
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| Fools Rush In (1997) | Alex Whitman | Movie |
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| Caroline in the City (1995) | Chandler Bing | TV Show |
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| The John Larroquette Show (1995) | Steven | TV Show |
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| Parallel Lives (1994) | Willie Morrison | TV Movie |
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| Getting In (1994) | Randall Burns | Movie |
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| L.A.X. 2194 (1994) | Blaine | TV Movie |
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| Home Free (1993) | Matt Bailey | TV Show |
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| Deadly Relations (1993) | George Westerfield | TV Movie |
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| Dream On (1992) | Alex Farmer | TV Show |
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| Sibs (1992) | n/a | TV Show |
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| Beverly Hills, 90210 (1991) | Roger Azarian | TV Show |
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| Call Me Anna (1990) | Desi Arnaz Jr | TV Movie |
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| Who's the Boss? (1990) | Benjamin Dawson | TV Show |
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| Sydney (1990) | Billy Kells | TV Show |
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| She's Out of Control (1989) | Timothy | Movie |
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| Growing Pains (1989) | Sandy | TV Show |
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| Empty Nest (1989) | Bill at 18 | TV Show |
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| Highway to Heaven (1988) | David Hastings | TV Show |
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| Just the Ten of Us (1988) | Ed | TV Show |
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| Dance 'Til Dawn (1988) | Roger | TV Movie |
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| Second Chance (1987–1988) | Chazz Russell | TV Show |
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| A Night in the Life of Jimmy Reardon (1988) | Fred Roberts | Movie |
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| Silver Spoons (1986) | Davey | TV Show |
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| Charles in Charge (1985) | Ed Stanley | TV Show |
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| Not Necessarily the News (1983) | Bob | TV Show |
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| 240-Robert (1979) | Arthur | TV Show |
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Film & TV List | Role | Media |
|
| Conan (2011) | Himself | TV Show |
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| Real Time with Bill Maher (2011) | Himself | TV Show |
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| The Daily Show with Jon Stewart (1998–2011) | Himself | TV Show |
|
| Late Show with David Letterman (1997–2011) | Himself
/
Himself - Guest | TV Show |
|
| Entertainment Tonight (2003–2010) | Himself | TV Show |
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| Late Night with Jimmy Fallon (2009) | Himself | TV Show |
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| Late Night with Conan O'Brien (2000–2006) | Himself | TV Show |
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| The Tonight Show with Jay Leno (1995–2006) | Himself | TV Show |
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| Celebrity Poker Showdown (2004) | Himself | TV Show |
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| The Oprah Winfrey Show (2003–2004) | Himself | TV Show |
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| Punk'd (2004) | Himself | TV Show |
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| Last Call with Carson Daly (2004) | Himself | TV Show |
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| The Simpsons (2001) | Himself | TV Show |
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| Saturday Night Live (1997) | Himself - Host | TV Show |
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