Lottery, The (1996) (TV) .... Rev. Hutchinson
Magic Kid II (1994) .... Manny
"Boy Meets World" (1993) TV Series .... George Feeny
Back to the Streets of San Francisco (1992) (TV) .... Judge Julius Burns
Knight Rider 2000 (1991) (TV) (voice) .... K.I.T.T.
On Thin Ice: The Tai Babilonia Story (1990) (TV) .... John Nicks
Her Alibi (1989) .... Sam
Howard Beach: Making a Case for Murder (1989) (TV) .... Slaney ... aka In the Line of Duty: Howard Beach, Making a Case for Murder (1989) (TV)
... aka Skin (1989) (TV)
Little Match Girl, The (1987/II) (TV) .... Heywood Dutton
Blind Date (1987) .... Judge Harold Bedford
"St. Elsewhere" (1982) TV Series .... Doctor Mark Craig
Knight Rider (1982) (TV) (uncredited) (voice) .... KITT
Drop-Out Father (1982) (TV) .... Draper Wright
"Knight Rider" (1982) TV Series (voice) .... Voice of K.I.T.T.
Rooster (1982) (TV) .... Dr. DeVega
Rehearsal for Murder (1982) (TV) .... Walter Lamb
Reds (1981) .... Julius Gerber
All Night Long (1981) .... Richard H. Copleston
Million Dollar Face, The (1981) (TV) .... Henry Burns
Conquest of the Earth (1980) (TV)
... aka Galactica III: Conquest of the Earth (1980) (TV) (video title)
Blue Lagoon, The (1980) .... Arthur Lestrange
"Freebie and the Bean" (1980) TV Series .... District Attorney Walter W. Cruikshank
Father Damien: The Leper Priest (1980) (TV) .... Bishop Koeckemann ... aka Damien: The Leper Priest (1980) (TV) (USA)
City in Fear (1980) (TV) .... Freeman Stribling
"Blind Ambition" (1979) (mini) TV Series .... G. Gordon Liddy
... aka "John Dean Story, The" (1979) (mini)
Sunburn (1979) .... Crawford
Rebels, The (1979) (TV) .... John Adams
Sergeant Matlovich Vs. the U.S. Air Force (1978) (TV) .... Father Veller
One and Only, The (1978) .... Mr. Crawford
Bastard, The (1978) (TV) .... Samuel Adams
... aka Kent Chronicles, The (1978) (TV)
Big Bob Johnson and His Fantastic Speed Circus (1977) (TV) .... Lawrence Stepwell III
Oh, God! (1977) .... George Summers
Return of the Incredible Hulk, The (1977) (TV)
Killer on Board (1977) (TV) .... Marshall Snowden
Black Sunday (1977) .... Pugh
"Nancy Walker Show, The" (1976) TV Series .... Lt. Cdr. Kenneth Kitteridge
Francis Gary Powers: The True Story of the U-2 Spy Incident (1976) (TV) .... Bissell
"Adams Chronicles, The" (1976) (mini) TV Series .... John Quincy Adams (age 50-81)
One of Our Own (1975) (TV) .... Dr. Moresby
Sarah T. - Portrait of a Teenage Alcoholic (1975) (TV) .... Matt Hodges
Parallax View, The (1974) .... Austin Tucker
Case of Rape, A (1974) (TV) .... Leonard Alexander
Murdock's Gang (1973) (TV) .... Roger Bates
1776 (1972) .... John Adams (MA)
Marlowe (1969) .... Mr. Crowell
President's Analyst, The (1967) .... Wynn Quantrill, Tourist
Graduate, The (1967) .... Mr. Braddock
Two for the Road (1967) .... Howard Manchester
"Captain Nice" (1967) TV Series .... Carter Nash, Captain Nice
Thousand Clowns, A (1965) .... Albert Amundson
Ladybug, Ladybug (1963) .... Mr. Calkins
Director
"St. Elsewhere" (1982) TV Series
TV appearances
"Simpsons, The" (1989) playing "K.I.T.T."(voice) in episode: "Wizard of Evergreen Terrace, The" (episode # 10.1) 9/20/1998
"Simpsons, The" (1989) playing "Knight Boat"(voice) in episode: "And Maggie Makes Three" (episode # 6.13) 1/22/1995
"Galactica 1980" (1980) playing "Norman" in episode: "Night the Cylons Landed, The" (episode # 1.4) 4/13/1980
"Incredible Hulk, The" (1978) playing "the doctor" in episode: "Death In the Family" (episode # 1.2) 11/27/1977
"Quincy" (1976) in episode: "Star is Dead, A" (episode # 1.3) 11/28/1976
"Rockford Files, The" (1974) playing "Gary Bevins" in episode: "So Help Me God" (episode # 3.7) 11/19/1976
"Rockford Files, The" (1974) playing "Thomas Caine" in episode: "Italian Bird Fiasco, The" (episode # 2.19) 2/13/1976
"Barbary Coast" (1975) in episode: "Irish Coffee" (episode # 1.6) 10/13/1975
"Bob Newhart Show, The" (1972) playing "Edgar T. Vickers Jr." in episode: "Fathers and Sons and Mothers" 1975
"Kolchak: The Night Stalker" (1974) playing "Lt. Jack Matteo" in episode: "Vampire, The" (episode # 1.4) 10/4/1974
"Ironside" (1967) playing "Stillwell, the bank manager" 1973
"Cannon" (1971) playing "Dale Corey" in episode: "Hear No Evil" (episode # 2.11) 11/29/1972
"T.H.E. Cat" (1966) in episode: "Ring of Anasis" (episode # 1.15) 12/30/1966
William Daniels