Film & TV List | Role | Media |
 |
| Castle (2009–2012) | Richard Castle | TV Show |
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| American Dad! (2012) | Joel Larson
/
Liver | TV Show |
|
| Justice League: Doom (2012) | Green Lantern (voice) | Direct to Video |
|
| Robot Chicken (2007–2011) | Lumiere | TV Show |
|
| Husbands (2011) | Anchor | TV Show |
|
| The Morning After (2011) | n/a | TV Movie |
|
| Green Lantern: Emerald Knights (2011) | Hal Jordan (voice) (voice) | Direct to Video |
|
| The Venture Bros. (2010) | Brown Widow | TV Show |
|
| Super (2010) | The Holy Avenger | Movie |
|
| Wonder Woman (2009) | Steve Trevor (voice) | Direct to Video |
|
| PG Porn (2008) | Chris | TV Movie |
|
| Dr. Horrible's Sing-Along Blog (2008) | Captain Hammer | TV Movie |
|
| Desperate Housewives (2007–2008) | Dr. Adam Mayfair | TV Show |
|
| Trucker (2008) | Runner | Movie |
|
| One Life to Live (1994–2007) | Joey Buchanan | TV Show |
|
| Drive (2007) | Alex Tully | TV Movie |
|
| Waitress (2007) | Dr. Jim Pomatter | Movie |
|
| White Noise 2: The Light (2007) | Abe Dale | Movie |
|
| Lost (2006) | Kevin Callis | TV Show |
|
| Slither (2006) | Bill Pardy | Movie |
|
| Justice League (2005–2006) | Vigilante | TV Show |
|
| Serenity (2005) | Mal | Movie |
|
| Outing Riley (2004) | Luke Riley | Movie |
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| Hollywood Division (2004) | Det. Tommy Garrett | TV Movie |
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| Miss Match (2003) | Adam Logan | TV Show |
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| Water's Edge (2003) | Robert Graves | Movie |
|
| Firefly (2002–2003) | Captain Malcolm 'Mal' Reynolds | TV Show |
|
| Buffy the Vampire Slayer (2003) | Caleb | TV Show |
|
| Alligator Point (2003) | Bill | TV Movie |
|
| Pasadena (2002) | Rev. Glenn Collins | TV Show |
|
| Two Guys, a Girl and a Pizza Place (1998–2001) | Johnny Donnelly | TV Show |
|
| King of the Hill (2001) | Frisbee Guy | TV Show |
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| Dracula 2000 (2000) | Father David | Movie |
|
| The Outer Limits (1999) | Michael Ryan | TV Show |
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| Blast from the Past (1999) | Cliff | Movie |
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| Maggie Winters (1998) | Ronald | TV Show |
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| Saving Private Ryan (1998) | Pvt. James Frederick 'Minnesota' Ryan | Movie |
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| Total Security (1997) | Troy Larson | TV Show |
|
| Strange and Rich (1994) | Walter Hoade | Movie |
|
| Ordeal in the Arctic (1993) | Master Warrant Officer Tom Jardine | TV Movie |
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Film & TV List | Role | Media |
|
| Late Night with Jimmy Fallon (2012) | Guest | TV Show |
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| Good Morning America (2011–2012) | Guest | TV Show |
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| Conan (2011) | Himself | TV Show |
|
| Late Show with David Letterman (2011) | Himself | TV Show |
|
| The View (2009–2010) | Himself | TV Show |
|
| Dancing with the Stars (2009) | Himself - Audience Member
/
Himself - Guest Appearance | TV Show |
|
| The Late Late Show with Craig Ferguson (2007–2009) | Himself | TV Show |
|
| Entertainment Tonight (2009) | Himself | TV Show |
|