Film & TV List | Role | Media |
 |
| Hawaii Five-0 (2011–2012) | Joe White | TV Show |
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| Taken from Me: The Tiffany Rubin Story (2011) | Mark Miller | TV Movie |
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| Hallelujah (2011) | Del Roman | TV Movie |
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| Lost (2004–2010) | John Locke | TV Show |
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| Masters of Science Fiction (2007) | Albert Skynner | TV Movie |
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| The West Wing (2003–2004) | General Nicholas Alexander | TV Show |
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| NCIS (2004) | Marine Colonel Will Ryan | TV Show |
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| Law & Order: Criminal Intent (2004) | Gordon Buchanan | TV Show |
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| Alias (2002–2004) | F.B.I. Assistant Director Kendall | TV Show |
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| Phenomenon II (2003) | n/a | TV Movie |
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| JAG (1995–2002) | Admiral Thomas Boone | TV Show |
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| The Locket (2002) | Casey Keddington | TV Movie |
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| First Monday (2002) | Sheriff Cal Richards | TV Show |
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| Hometown Legend (2002) | Buster Schuler | Movie |
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| The X-Files (1995–2002) | Lt. Brian Tillman
/
Shadow Man | TV Show |
|
| Roswell (2001) | Carl | TV Show |
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| American Outlaws (2001) | Rollin H. Parker - Rains' Gopher | Movie |
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| WW 3 (2001) | Eric Farrell | TV Movie |
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| Semper Fi (2001) | Cliff's father | TV Movie |
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| Harsh Realm (1999–2000) | General Omar Santiago | TV Movie |
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| Rated X (2000) | J.R. Mitchell | TV Movie |
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| Millennium (1996–1999) | Peter Watts | TV Show |
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| Murder in a Small Town (1999) | Sidney Lassiter | TV Movie |
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| The X Files (1998) | Darius Michaud | Movie |
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| Breast Men (1997) | Hersch Lawyer | Movie |
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| My Stepson, My Lover (1997) | Richard Cory | TV Movie |
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| On the Edge of Innocence (1997) | Mr. David Walker | TV Movie |
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| Shadow Conspiracy (1997) | Frank Ridell | Movie |
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| Ghosts of Mississippi (1996) | Judge Hilburn | Movie |
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| Diagnosis Murder (1996) | Ronald Trent | TV Show |
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| Primal Fear (1996) | Bud Yancy | Movie |
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| Homicide: Life on the Street (1995) | Bailey Lafeld | TV Show |
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| The Client (1995) | Bert Halliwell | TV Show |
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| Ray Alexander: A Menu for Murder (1995) | Frank Darnell | TV Movie |
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| Shadow Warriors (1995) | Dr. Connors | Movie |
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| Tales from the Crypt (1994) | Inspector Martin Zeller | TV Show |
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| A Friend to Die For (1994) | Ed Saxe | TV Movie |
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| Justice in a Small Town (1994) | Harris Wiley | TV Movie |
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| Don't Talk to Strangers (1994) | Bonner | TV Movie |
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| Heart of a Child (1994) | Gordon Holc | TV Movie |
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| Lipstick Camera (1994) | Raymond Miller | Movie |
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| MacShayne: Winner Takes All (1994) | Danny Leggett | TV Movie |
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| Star Trek: The Next Generation (1994) | Admiral Eric Pressman | TV Show |
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| Tombstone (1993) | Mayor John Clum | Movie |
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| Amityville: A New Generation (1993) | Detective Clark | Direct to Video |
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| Visions of Murder (1993) | Admiral Truman Hager | TV Movie |
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| Born Too Soon (1993) | Dr. Friedman | TV Movie |
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| The Good Fight (1992) | Henry Cragin | TV Movie |
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| Wild Card (1992) | Barlow | TV Movie |
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| Sexual Advances (1992) | Cliff Ripley | TV Movie |
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| L.A. Law (1992) | Nick Moats | TV Show |
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| Trial: The Price of Passion (1992) | Bob Altschuler | TV Movie |
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| Deliver Them from Evil: The Taking of Alta View (1992) | Sergeant Don Bell | TV Movie |
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| The Cutting Edge (1992) | Jack Moseley | Movie |
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| My Samurai (1992) | James McCrea | Movie |
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| Company Business (1991) | Colonel Pierce Grissom | Movie |
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| The Rocketeer (1991) | Howard Hughes | Movie |
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| Shoot First: A Cop's Vengeance (1991) | Sergeant Nicholas | TV Movie |
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| Son of the Morning Star (1991) | Gen. Alfred Terry | TV Movie |
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| The Last to Go (1991) | Daniel | TV Movie |
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| Kaleidoscope (1990) | Henry | TV Movie |
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| Prisoners of the Sun (1990) | Major Beckett | Movie |
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| Jake and the Fatman (1990) | Vincent Novak | TV Show |
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| Perry Mason: The Case of the Desperate Deception (1990) | Curt Mitchell | TV Movie |
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| Stepfather II (1989) | Gerald 'Jerry' Blake | Movie |
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| The Forgotten One (1989) | Bob Anderson | Movie |
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| Blind Fury (1989) | Frank Devereaux | Movie |
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| Roe vs. Wade (1989) | Jay Floyd | TV Movie |
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| Guts and Glory: The Rise and Fall of Oliver North (1989) | Aaron Sykes | TV Movie |
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| Young Guns (1988) | Alex McSween | Movie |
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| Pin (1988) | Dr. Linden | Movie |
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| A Year in the Life (1988) | Keith | TV Show |
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| Stranger on My Land (1988) | Connie Priest | TV Movie |
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| The Jogger (1988) | Jerry | Movie |
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| Moonlighting (1987) | Bryant Wilbourne | TV Show |
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| When the Time Comes (1987) | Wes Travis | TV Movie |
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| Black Widow (1987) | Bruce, Alex's Boss | Movie |
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| The Stepfather (1987) | Jerry Blake | Movie |
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| At Mother's Request (1987) | Joel Campbell | TV Movie |
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| Women of Valor (1986) | Maj. Tom Patterson | TV Movie |
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| SpaceCamp (1986) | Launch Director | Movie |
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| Between Two Women (1986) | Dr. Wallace | TV Movie |
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| Remington Steele (1985) | Chuck McBride | TV Show |
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| An Early Frost (1985) | Dr. Redding | TV Movie |
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| Silver Bullet (1985) | Sheriff Joe Haller | Movie |
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| The Twilight Zone (1985) | Dr. Curt Lockridge (segment Chameleon) (segment Chameleon) | TV Show |
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| Right to Kill? (1985) | Jim Barrett | TV Movie |
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| Mischief (1985) | Claude Harbrough | Movie |
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| Mrs. Soffel (1984) | Detective Buck McGovern | Movie |
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| Miami Vice (1984) | Richard Cain | TV Show |
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| Places in the Heart (1984) | Buddy Kelsey | Movie |
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| All the Right Moves (1983) | Freeman Smith | Movie |
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| ABC Afterschool Specials (1983) | Mr. Jacobs | TV Show |
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| Without a Trace (1983) | Parent | Movie |
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| Tales of the Unexpected (1982) | Cop | TV Show |
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| The Doctors (1981) | Dr. Jerry Dancy | TV Show |
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| Heaven's Gate (1980) | Capt. Minardi | Movie |
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| F.D.R.: The Last Year (1980) | James Roosevelt | TV Movie |
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Film & TV List | Role | Media |
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| Curiosity (2011) | Himself - Host | TV Show |
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| The View (2005–2008) | Himself | TV Show |
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| The Tonight Show with Jay Leno (2007) | Himself | TV Show |
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| Entertainment Tonight (2005–2006) | Himself | TV Show |
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