(2001) A Beautiful Mind

as Governor

(1974) Airport 1975

as Urias

(1969) Doppelgänger

as Colonel Glenn Ross

(1973) The Horror at 37,000 Feet

as Alan O'Neill

(1975) The Hindenburg

as Martin Vogel

(1973) The Norliss Tapes

as David Norliss

(1990) Blue Bayou

as Barry Fontenot

(1989) Rush Week

as Dean Grail

(1970) The Psychiatrist: God Bless the Children

as Dr. James Whitman

(1992) Stormy Weathers

as Andrew Chase

(1995) The Invaders

as David Vincent

(1973) Charley-One-Eye

as The Indian

(1977) Code Name: Diamond Head

as Johnny Paul

(1959) The FBI Story

as Party Guest (uncredited)

(1971) Black Noon

as Reverend John Keyes

(1973) Death Race

as Arnold McMillan

(1987) Invasion of the Mindbenders

as Principal Borden

(2014) The Green Girl

as Himself

(1979) Stone

as Det. Cliff Bell

(1973) Satan's School for Girls

as Clampett

(1996) Terminal

as John Cabot

(1981) Scruples

as Bennett Hall

(2006) Spectropia

as Franklin DeMott

(1972) The Man Hunter

as David Farrow

(1977) Secrets

as Herb Fleming

(1970) The Other Man

as Johnny Bryant

(1979) The Return of Mod Squad

as Dan

(1989) Dark Holiday

as Jimmy LePere

(1981) Sizzle

as Wheeler

(2007) Broken English

as Peter Andrews

(1981) Freedom

as Michael

(1981) Falcon Crest

as Nick Hogan

(1984) Murder, She Wrote

as Lt. Ted Misko

(1990) Law & Order

as D.A. Alfred Wentworth

(1970) The Psychiatrist

as ---

(1965) The F.B.I.

as Larry Drake

(1988) War of the Worlds

as Van Order

(1999) Law & Order: Special Victims Unit

as Curtis Johansen

(1993) Walker, Texas Ranger

as Colonel Dayton

(1997) Oz

as Leader of Aryan Brotherhood

(1982) Hotel

as ---

(1955) Gunsmoke

as Harry

(1993) The X-Files

as Jeremiah Smith

(1980) From Here to Eternity

as Major Dana Holmes

(1965) The Long, Hot Summer

as ---

(1963) The Fugitive

as Carl Crandall

(1958) Peter Gunn

as ---

(1991) P.S. I Luv U

as ---

(1952) Cavalcade of America

as Mickey Hubbard

(1977) Quinn Martin's Tales of the Unexpected

as ---

(1991) Dark Shadows

as Roger Collins / Rev. Trask

(1992) Coucou c'est nous !

as Self

(1991) An Inconvenient Woman

as Sims Lord

(1967) The Invaders

as David Vincent

(1999) The Sopranos

as Dr. Baumgartner

(1984) Murder, She Wrote

as J. K. Davern

(1959) The Untouchables

as Denny Brannon

(1955) Gunsmoke

as Ab

(1979) From Here to Eternity

as Capt. Dana Holmes

(1990) Law & Order

as Victor Panatti

(1990) Law & Order

as Mr. Kushner

(2001) Law & Order: Criminal Intent

as Sheridan Beckworth

(1995) The Invaders

as David Vincent

(1996) Poltergeist: The Legacy

as Clayton Wallace

(2006) Conviction

as Ralph Hanlon

(1959) The Untouchables

as Red Thomas

(1984) Murder, She Wrote

as Sheriff Howard Landry

(1994) Touched by an Angel

as Senator Guy Hammond

(1977) The Love Boat

as ---

(1978) Battlestar Galactica

as Croft

(1984) 1st & Ten

as Teddy