Credits

• 2014 · Moving Through Time: Fire Walk With Me Memories as Himself
• 2014 · Twin Peaks: The Missing Pieces as Maj. Garland Briggs
• 2010 · Woodshop as Principal Jamison
• 2009 · Stargate SG-1: Children of the Gods as Major General George Hammond
• 2009 · Wyvern as Colonel Travis Sherman
• 2009 · The Uninvited as Mr. Henson
• 2008 · Far Cry as General Roderick
• 2008 · Vipers as Dr. Silverton
• 2008 · Stargate: Continuum as Lieutenant General George Hammond
• 2008 · The Unquiet as Bud Rollins
• 2008 · Beyond Loch Ness as Neil Chapman
• 2007 · Secrets from Another Place: Creating Twin Peaks as
• 2007 · Flash Gordon as Mr. Mitchell
• 2007 · Beneath as Joseph
• 2007 · The Still Life as Mr. Fernot
• 2006 · Psych as Camden McCallum Sr.
• 2005 · Child of Mine as Police Chief
• 2005 · Supernatural as Trotter
• 2004 · G.I. Joe: Valor vs. Venom as Wild Bill (voice)
• 2004 · Stargate Atlantis as Major General George Hammond
• 2004 · American Meltdown as NRC Carl Mansfield
• 2004 · Savage Island as Keith Young
• 2004 · Miracle as Bob Fleming
• 2003 · NCIS as Control Officer
• 2003 · G.I. Joe: Spy Troops as Wild Bill (voice)
• 2002 · The Twilight Zone as Dr. Tate
• 2002 · Just Cause as Thorton
• 2002 · The Dead Zone as Senator Harlan Ellis
• 2002 · Deadly Little Secrets as The Chief
• 2001 · Postcards From The Cast as Self
• 2001 · Suspicious River as Golf Shirt Man
• 2001 · The Chris Isaak Show as Del
• 2001 · Hostage Negotiator as Alexander Daniels
• 2000 · The 6th Day as Cardinal de la Jolla
• 2000 · Andromeda as Avineri
• 2000 · Best in Show as Mayflower Best in Show Judge
• 2000 · The Artist's Circle as
• 1999 · The West Wing as Reverend Don Butler
• 1999 · Atomic Train as General Harlan Ford
• 1997 · Tricks as Man
• 1997 · Honey, I Shrunk the Kids: The TV Show as Mr. Washington
• 1997 · Stargate SG-1 as George Hammond
• 1997 · Con Air as Man In Car
• 1997 · The Stepsister as Detective Church
• 1997 · Dad's Week Off as Hank
• 1997 · Volcano: Fire on the Mountain as Mayor Bob Hart
• 1996 · The Angel of Pennsylvania Avenue as Dewey
• 1996 · Shadow of a Doubt as Kevin Carroll Sr.
• 1996 · In Cold Blood as Roy Church
• 1996 · The Prisoner of Zenda, Inc. as Colonel Zapf
• 1996 · The Fan as Stook
• 1996 · Alaska as Sergeant Grazer
• 1996 · The Limbic Region as Chief Payne
• 1996 · Kidz in the Wood as Principal
• 1996 · Poltergeist: The Legacy as Harold Taggart
• 1996 · Brothers of the Frontier as Byron Holcomb
• 1996 · The Sentinel as Wilton Fisker
• 1995 · A Dream is a Wish Your Heart Makes: The Annette Funicello Story as Glen Holt
• 1995 · Beauty's Revenge as Sheriff
• 1995 · Black Fox as
• 1995 · The Ranger, the Cook and a Hole in the Sky as Mr. Smith
• 1995 · She Stood Alone: The Tailhook Scandal as
• 1995 · The Outer Limits as General Callahan
• 1995 · The Outer Limits as Detective Wilson
• 1995 · Hideaway as Dr. Martin
• 1995 · The Marshal as Tiger Larkin
• 1995 · A Family Divided as Detective Larson
• 1994 · Someone Else's Child as Sherwin Francis
• 1994 · Avalanche as Whitney
• 1994 · Viper as Lloyd
• 1993 · The X-Files as Captain William Scully
• 1993 · Needful Things as Reverend Rose
• 1993 · Cliffhanger as Stuart
• 1993 · Heritage Minutes: Sam Steele as Norris
• 1993 · Without a Kiss Goodbye as Mr. Harper
• 1993 · Miracle on Interstate 880 as Dave
• 1992 · Highlander: The Series as Palance
• 1992 · Hero as Probation Officer
• 1992 · Dead Ahead: The Exxon Valdez Disaster as Bill Stevens - Exxon
• 1992 · A League of Their Own as Racine Coach Charlie
• 1992 · Calendar Girl, Cop, Killer? The Bambi Bembenek Story as McCann
• 1992 · Nightmare Cafe as Sheriff Dan Filcher
• 1992 · Kuffs as Police Gun Instructor
• 1991 · Posing: Inspired by Three Real Stories as Philip Baywood
• 1991 · Captive as Deputy Mack
• 1991 · Mystery Date as Doheny
• 1991 · Omen IV: The Awakening as Jake Madison
• 1991 · Chaindance as Sergeant
• 1991 · Hook as Dr. Fields
• 1991 · Blood River as Congressman Howard K. Apples
• 1990 · Look Who's Talking Too as Dr. Fleischer
• 1990 · Broken Badges as Chief Sterling
• 1990 · Cadence as Haig
• 1990 · Memories of Murder as Lt. Silk
• 1990 · Northern Exposure as Lloyd Hillegas
• 1990 · Waiting for the Light as Dr. Norman
• 1990 · Twin Peaks as Garland Briggs
• 1990 · Twin Peaks as Major Garland Briggs (archive footage)
• 1990 · Rescue Force as Commando
• 1989 · Look Who's Talking as Dr. Fleischer
• 1989 · Booker as
• 1989 · Twin Peaks as Maj. Garland Briggs
• 1989 · Beyond the Stars as Phil Clawson
• 1989 · Bordertown as Josiah Richmond
• 1988 · Watchers as Veterinarian
• 1988 · Midnight Matinee as Earle Gardner
• 1987 · J.J. Starbuck as Electrician
• 1987 · Wiseguy as Dr. Morris
• 1987 · Stakeout as Prison Gate Guard
• 1987 · The New Adventures of Beans Baxter as Agent Ruck
• 1987 · Malone as Buddy
• 1987 · 21 Jump Street as Principal Harris
• 1987 · 21 Jump Street as Frank
• 1987 · 21 Jump Street as Lt. Donnelly
• 1987 · 21 Jump Street as Principal
• 1987 · Deadly Deception as Coroner's Assistant
• 1986 · Spot Marks the X as Mr. Haskell
• 1986 · L.A. Law as Judge Richard Bartke
• 1986 · I-Man as Surgeon
• 1985 · MacGyver as Wyatt Porter
• 1985 · MacGyver as Cement Truck Driver
• 1985 · The Journey of Natty Gann as Railroad Brakeman
• 1982 · Joanie Loves Chachi as Benny (as Don Totalmedia Davis)
• 1979 · Knots Landing as Warden Vernon Howard
• 1971 · Columbo as Bertie
• 1954 · The Wonderful World of Disney as Capcom