Actor
- The Invention of Lying (2009) .... Brad Kessler
- The 61st Primetime Emmy Awards (2009) .... Himself - Presenter
- Family Guy Not All Dogs Go to Heaven (2009) .... Himself
- Brothers & Sisters S3X (2009) .... Robert McCallister
- Brothers & Sisters Julia (2009) .... Robert McCallister
- Brothers & Sisters Let's Call the Whole Thing Off (2009) .... Robert McAllister
- Streisand: Live in Concert (2009) .... Himself - Audience (uncredited)
- Brothers & Sisters Taking Sides (2009) .... Robert McCallister
- President Hollywood (2008) .... Sam Seaborn (archive footage) (uncredited)
- Stand Up to Cancer (2008) .... Himself
- Brothers & Sisters Glass Houses (2008) .... Robert McCallister
- Brothers & Sisters: Family Album (2007) .... Robert McCallister (also archive footage)
- Jane Doe (2007) .... David Doe
- Stir of Echoes: The Homecoming (2007) .... Ted Cogan
- Dead Silent (2007) .... Kevin Finney
- Brothers & Sisters: A Family Matter (2007) .... Robert McCallister (archive footage)
- Family Guy Road to Rupert (2007) .... Stanford Cordray (voice)
- Biography Brat Pack (2007) .... Himself (archive footage)
- A Perfect Day (2006) .... Rob Harlan
- Celebrity Sex Tapes Unwound (2006) .... (archive footage)
- Thank You for Smoking (2006) .... Jeff Megall
- 100 Greatest Teen Stars (2006) .... Himself (archive footage)
- Brothers & Sisters (2006) .... Robert McCallister / ... (54 episodes, 2006-2009)
- Dr. Vegas For Love or Money (2006) .... Dr. Billy Grant
- Dr. Vegas Heal thyself (2006) .... Dr. Billy Grant
- The West Wing Tomorrow (2006) .... Sam Seaborn
- The West Wing Transition (2006) .... Sam Seaborn
- The Christmas Blessing (2005) .... Robert Layton
- All-Star Cup 2005 (2005) .... Himself
- Beach Girls (2005) .... Jack Kilvert (6 episodes, 2005)
- Tsunami Aid: A Concert of Hope (2005) .... Himself
- Dr. Vegas Babe in the Woods (2005) .... Dr. Billy Grant
- Retrosexual: The 80's (2004) .... (archive footage)
- Perfect Strangers (2004) .... Lloyd Rockwell
- Dr. Vegas (2004) .... Dr. Billy Grant (10 episodes, 2004-2006)
- 'Salem's Lot (2004) .... Ben Mears
- Jiminy Glick in Lalawood (2004) .... Himself
- Dr. Vegas Limits (2004) .... Dr. Billy Grant
- Dr. Vegas Out Damned Spot (2004) .... Dr. Billy Grant
- Dr. Vegas Lust for Life (2004) .... Dr. Billy Grant
- Dr. Vegas Pilot (2004) .... Dr. Billy Grant
- Dr. Vegas Advantage Play (2004) .... Dr. Billy Grant
- Dr. Vegas Dead Man, Live Bet (2004) .... Dr. Billy Grant
- Dr. Vegas All In (2004) .... Dr. Billy Grant
- I Love the '80s Strikes Back (2003) .... Himself
- The Lyon's Den (2003) .... Jack Turner / ... (13 episodes, 2003)
- Revealed with Jules Asner (2003) .... Himself (2 episodes, 2002)
- NBC Fall Preview Show (2003) .... Narrator / Himself
- Framed (2003) .... Mike Santini
- View from the Top (2003) .... Co-Pilot Steve Bench
- 101 Most Shocking Moments in Entertainment (2003) .... Himself (archive footage)
- The West Wing California 47th (2003) .... Sam Seaborn
- The West Wing The Long Goodbye (2003) .... Sam Seaborn (credit only)
- The West Wing Red Haven's on Fire (2003) .... Sam Seaborn
- The Christmas Shoes (2002) .... Robert Layton
- Proximity (2002) .... William Conroy
- Austin Powers in Goldmember (2002) .... Middle Number Two
- The West Wing Documentary Special (2002) .... Sam Seaborn
- "The West Wing" 20 Hours in America: Part 1 (2002) .... Sam Seaborn
- "The West Wing" 20 Hours in America: Part 2 (2002) .... Sam Seaborn
- Founding Brothers (2002) .... James Madison (voice)
- The West Wing Enemies Foreign and Domestic (2002) .... Sam Seaborn
- The West Wing 100,000 Airplanes (2002) .... Sam Seaborn
- The West Wing H.Con-172 (2002) .... Sam Seaborn
- The West Wing Hartsfield's Landing (2002) .... Sam Seaborn
- The West Wing Dead Irish Writers (2002) .... Sam Seaborn
- The West Wing The U.S. Poet Laureate (2002) .... Sam Seaborn
- The West Wing Stirred (2002) .... Sam Seaborn
- The West Wing The Black Vera Wang (2002) .... Sam Seaborn
- The West Wing Posse Comitatus (2002) .... Sam Seaborn
- The West Wing We Killed Yamamoto (2002) .... Sam Seaborn
- The West Wing The Red Mass (2002) .... Sam Seaborn
- The West Wing College Kids (2002) .... Sam Seaborn
- The West Wing Debate Camp (2002) .... Sam Seaborn
- The West Wing Game On (2002) .... Sam Seaborn
- The West Wing Process Stories (2002) .... Sam Seaborn
- The West Wing The Two Bartlets (2002) .... Sam Seaborn
- The West Wing Holy Night (2002) .... Sam Seaborn
- The West Wing Arctic Radar (2002) .... Sam Seaborn
- The West Wing Night Five (2002) .... Sam Seaborn
- The West Wing Swiss Diplomacy (2002) .... Sam Seaborn
- The West Wing Election Night (2002) .... Sam Seaborn
- The West Wing The Stackhouse Filibuster (2001) .... Sam Seaborn
- The West Wing Somebody's Going to Emergency, Somebody's Going to Jail (2001) .... Sam Seaborn
- The West Wing 17 People (2001) .... Sam Seaborn
- The West Wing The Leadership Breakfast (2001) .... Sam Seaborn
- The West Wing The Fall's Gonna Kill You (2001) .... Sam Seaborn
- The West Wing The Drop In (2001) .... Sam Seaborn
- The West Wing The War at Home (2001) .... Sam Seaborn
- The West Wing 18th and Potomac (2001) .... Sam Seaborn
- The West Wing Bartlet's Third State of the Union (2001) .... Sam Seaborn
- The West Wing Ellie (2001) .... Sam Seaborn
- The West Wing Two Cathedrals (2001) .... Sam Seaborn
- The West Wing Bad Moon Rising (2001) .... Sam Seaborn
- The West Wing Manchester: Part 2 (2001) .... Sam Seaborn
- The West Wing Ways and Means (2001) .... Sam Seaborn
- The West Wing Manchester: Part 1 (2001) .... Sam Seaborn
- The West Wing On the Day Before (2001) .... Sam Seaborn
- The West Wing Isaac and Ishmael (2001) .... Sam Seaborn
- The West Wing War Crimes (2001) .... Sam Seaborn
- The West Wing Bartlet for America (2001) .... Sam Seaborn
- The West Wing The Women of Qumar (2001) .... Sam Seaborn
- The West Wing The Indians in the Lobby (2001) .... Sam Seaborn
- The West Wing Gone Quiet (2001) .... Sam Seaborn
- Saturday Night Live: Game Show Parodies (2000) .... Himself (archive footage) (uncredited)
- The Specials (2000) .... The Weevil / Tony
- Under Pressure (2000) .... John Spencer
- The West Wing In the Shadow of Two Gunmen: Part 2 (2000) .... Sam Seaborn
- The West Wing The Midterms (2000) .... Sam Seaborn
- The West Wing In the Shadow of Two Gunmen: Part 1 (2000) .... Sam Seaborn
- The West Wing In This White House (2000) .... Sam Seaborn
- The West Wing The Lame Duck Congress (2000) .... Sam Seaborn
- The West Wing And It's Surely to Their Credit (2000) .... Sam Seaborn
- The West Wing Shibboleth (2000) .... Sam Seaborn
- The West Wing The Portland Trip (2000) .... Sam Seaborn
- The West Wing Noël (2000) .... Sam Seaborn
- The West Wing Galileo (2000) .... Sam Seaborn
- Saturday Night Live Rob Lowe/Eminem (2000) .... Himself - Host
- The West Wing Lies, Damn Lies and Statistics (2000) .... Sam Seaborn
- The West Wing He Shall, from Time to Time... (2000) .... Sam Seaborn
- The West Wing Lord John Marbury (2000) .... Sam Seaborn
- The West Wing Celestial Navigation (2000) .... Sam Seaborn
- The West Wing 20 Hours in L.A. (2000) .... Sam Seaborn
- The West Wing The White House Pro-Am (2000) .... Sam Seaborn
- The West Wing What Kind of Day Has It Been? (2000) .... Sam Seaborn
- The West Wing (1999) .... Sam Seaborn (82 episodes, 1999-2006)
- Austin Powers: The Spy Who Shagged Me (1999) .... Young Number Two
- Atomic Train (1999) .... John Seger
- Winding Roads (1999) .... Partygoer
- The West Wing Mr. Willis of Ohio (1999) .... Sam Seaborn
- The West Wing A Proportional Response (1999) .... Sam Seaborn
- The West Wing Five Votes Down (1999) .... Sam Seaborn
- The West Wing The Crackpots and These Women (1999) .... Sam Seaborn
- The West Wing Post Hoc, Ergo Propter Hoc (1999) .... Sam Seaborn
- Outrage (1998) .... Tom Casey
- Crazy Six (1998) .... Billie, a.k.a. Crazy Six
- Hostile Intent (1997) .... Cleary
- Midnight Man (1997) .... Sean Dillon
- Contact (1997) .... Richard Rank
- Austin Powers: International Man of Mystery (1997) .... Decapitated Henchman's Friend (uncredited)
- For Hire (1997) .... Mitch Lawrence
- Living in Peril (1997) .... Walter Woods
- On Dangerous Ground (1996) .... Sean Dillon
- Mulholland Falls (1996) .... Hoodlum (uncredited)
- Fox Hunt (1996) .... Edison Pettibone
- The Naked Truth The Bubble Show (1996) .... Himself
- Tommy Boy (1995) .... Paul Barish (uncredited)
- The West Wing Pilot (1995) .... Sam Seaborn
- The Stand (1994) .... Nick Andros
- Frank & Jesse (1994) .... Jesse James
- The Stand: The Making of... (1994) .... Himself
- The Stand The Stand (1994) .... Nick Andros
- The Stand The Betrayal (1994) .... Nick Andros
- The Stand The Dreams (1994) .... Nick Andros
- The Stand The Plague (1994) .... Nick Andros
- Suddenly, Last Summer (1993) .... Doctor Cukrowicz
- The Finest Hour (1992) .... Lawrence Hammer
- Wayne's World (1992) .... Benjamin Kane
- The Dark Backward (1991) .... Dirk Delta
- The Movie Awards (1991) .... Himself
- Bad Influence (1990) .... Alex
- If the Shoe Fits (1990) .... Francesco Salvitore
- Illegally Yours (1988) .... Richard Dice
- The 60th Annual Academy Awards (1988) .... Himself - Co-Presenter: Best Film Editing
- Masquerade (1988) .... Tim Whalen
- Square Dance (1987) .... Rory
- About Last Night... (1986) .... Danny Martin
- Youngblood (1986) .... Dean Youngblood
- St. Elmo's Fire (1985) .... Billy Hicks
- Oxford Blues (1984) .... Nick De Angelo
- The Hotel New Hampshire (1984) .... John Berry
- Class (1983) .... Franklin 'Skip' Burroughs IV
- Thursday's Child (1983) .... Sam Alden
- The Making of 'Class' (1983) .... Himself
- The Outsiders (1983) .... Sodapop Curtis
- ABC Afterschool Specials A Matter of Time (1981) .... Jeff Bartlett
- ABC Afterschool Specials Schoolboy Father (1980) .... Charles Elderberry
- A New Kind of Family (1979) .... Tony Flanagan (11 episodes, 1979)
- Desert's Edge (1997) ....
- Dr. Vegas For Love or Money (2006) .... producer
- Dr. Vegas Heal thyself (2006) .... producer
- Dr. Vegas Babe in the Woods (2005) .... producer
- Dr. Vegas (2004) .... producer (6 episodes, 2004-2006)
- Dr. Vegas Limits (2004) .... producer
- Dr. Vegas Lust for Life (2004) .... producer
- Dr. Vegas Advantage Play (2004) .... producer
- The Lyon's Den (2003) .... executive producer / producer (3 episodes, 2003)
- Frank & Jesse (1994) .... co-producer
- Jiminy Glick in Lalawood (2004) .... special thanks
- Desert's Edge (1997) .... writer


