Billy Campbell
- Trust
2025 Peter
- I Know What You Did Last Summer
2025 Grant Spencer
- Mr. & Mrs. Smith
2024 Parker Martin
- Narvik
2022 British Consul George L.D. Gibbs
- Troll
2022 Dr. David Secord
- Ammo
2022 Billy Edwards
- Star Trek: Prodigy
2021 Thadiun Okona (voice)
- The Rocketeer
2019 Dave Secord (voice)
- FBI
2018 Detective Jack Lombardo
- Cardinal
2017 John Cardinal
- Modus
2015 Dale Tyler
- Lizzie Borden Took an Ax
2014 Andrew Jennings
- Red Knot
2014 Captain Emerson
- Delirium
2014 Thomas Fineman
- Operation Rogue
2014 Military Newscaster
- The Scribbler
2014 Sinclair
- Helix
2014 Dr. Alan Farragut
- Delirium
2014 Thomas Fineman
- Killing Lincoln
2013 Abraham Lincoln
- Copperhead
2013 Abner Beech
- Fat Kid Rules The World
2012 Mr. Billings
- The Disappeared
2012 Mannie
- The Killing
2011 Darren Richmond
- Almost Kings
2010 Ron
- Revolution
2009 Tom Hart
- Meteor
2009 Detective Jack Crowe
- Melrose Place
2009 Ben Brinkley
- Ghost Town
2008 Richard
- The Circuit
2008 Al Shines
- Eureka
2006 Dr. Bruce Manlius
- Shark
2006 Wayne Callison
- Grizzly Man
2005 Executive Producer
- The 4400
2004 Jordan Collier
- Century City
2004
- Gods and Generals
2003 Maj. Gen. George Pickett
- The Stranger Beside Me
2003 Ted Bundy
- The O.C.
2003 Carter Buckley
- Enough
2002 Mitch Hiller
- The Rising Place
2001 Streete Wilder
- Further Tales of the City
2001 Dr. Jon Fielding
- In the Beginning
2000 Moses
- Once and Again
1999 Rick Sammler
- Law & Order: Special Victims Unit
1999 Ron Polikoff
- Max Q: Emergency Landing
1998 Clay Jarvis
- Monday After the Miracle
1998 John Macy
- More Tales of the City
1998 Jon Fielding
- The Second Jungle Book: Mowgli & Baloo
1997 Harrison
- Menno's Mind
1997 Menno
- Last Chance Love
1997 Robert
- The Practice
1997 Tom Bartos
- The Brylcreem Boys
1996 Miles Keogh (as Bill Campbell)
- Lover's Knot
1996 Steve Hunter
- The Cold Equations
1996 John Barton
- Out There
1995 Delbert Mosley
- The Naked Truth
1995 Luke
- Gettysburg
1993 Lieut. Pitzer
- The Night We Never Met
1993 Shep
- Moon Over Miami
1993 Walter Tatum
- Frasier
1993 Clint
- Tales of the City
1993 Jon Fielding
- Bram Stoker's Dracula
1992 Quincey P. Morris
- The Rocketeer
1991 Cliff Secord
- Rocketeer: Excitement in the Air
1991 Host
- Checkered Flag
1990 Tommy Trehearn
- Call from Space
1989 Young Man
- Star Trek: The Next Generation
1987 Capt. Thadiun Okona
- Storm
1987 Editor
- Crime Story: Pilot
1986 Det. Joey Indelli
- Crime Story
1986 Det. Joey Indelli
- First Steps
1985 Dwayne
- Family Ties
1982 Lyle
- Hotel
1982 Nick Desmond
- Dynasty
1981 Luke Fuller
