Television Movies

• Battered [Michael Hawks] (1978)
• Choices of the Heart [Ambassador White] (1983)
• Clinic, The [Dr. Cyrus Gachet] (2004)
• Crooked E: The Unshredded Truth About Enron, The [Kenneth Lay] (2003)
• Deadly Silence, A (1989)
• Father Damien: The Leper Priest [Robertson] (1980)
• Hart to Hart: Old Friends Never Die [Frank Crane] (1994)
• Incident at Dark River [Tim McFall] (1989)
• J.F.K.: A One-Man Show [John Fitzgerald Kennedy] (1984)
• Letters from Frank [Richard Miller] (1979)
• Live Again, Die Again [James Carmichael] (1974)
• Locusts! When You Hear the Buzz, It's Too Late (2005)
• Longest Night, The [Wills] (1972)
• McNaughton's Daughter [Colin Pierce] (1976)
• Memorial Day [Matt Walker] (1983)
• Miracle Dogs [Dr. Holdorman] (2003)
• Price of the Bride [Joe Roth] (1990)
• Prime Suspect [Frank Staplin] (1982)
• Private Sessions [Dr. Joe Braden] (1985)
• Questor Tapes, The [Jerry Robinson] (1973)
• Sex and the Single Parent [George] (1979)
• She Cried Murder [Walter Stepanic] (1973)
• Silent Motive [Det. Paul Trella] (1991)
• Sins of the Mind [William] (1997)
• Superman: The Last Son of Krypton [voice of Jonathan Kent] (1996)
• Vows of Deception [Clay Spencer] (1996)
• Vanishing Act [Harry Kenyon] (1986)
• Whereabouts of Jenny, The [Van Zandt] (1991)

Television (series, game shows, etc.)

(Episode titles in italics)

• '70s: The Decade That Changed Television, The [host] (2000)
• Banacek [Jason Trotter in 'Greatest Collection of Them All, The'] (1/24/1973)
• Battle of the Network Stars II (1977)
• Behind the Laughs [host] (1997)
• Best of National Geographic, The
• Body Human: Becoming a Man, The (1981)
• Bold Ones: The New Doctors, The [Dr. Vic Wheelwright in 'Discovery at Fourteen'] (3/5/1972)
• Bonanza ['Hidden Enemy, The'] (11/21/1972-11/28/1972)
• Cannon [Ron in 'Stakeout'] (10/11/1972)
• CBS at 75 (2003)
• Coach [Jeffrey in 'Jerk at the Opera, A'] (4/17/1990)
• Combat! [Doctor in 'Bankroll, The'] (12/13/1967)
• Daniel Boone [American Officer #1 in "Fort New Madrid aka the Spanish Fort"] (2/15/1968)
• Days of Our Lives [Scotty Banning (#2)] (1968-1970)
• El Salvador: Another Vietnam [narrator] (1981)
• Ensign O'Toole [Ferguson in "Operation Physical"] (4/7/1963)
• Garrison's Gorillas [The Captain in 'Black Market'] (11/28/1967)
• Ghost Story [Frank Simmons in 'Elegy for a Vampire'] (12/1/1972)
• Good Evening, Captain [himself] (1981)
• Hanged On a Twisted Cross [Bonhoeffer] (1996)
• Harry O [Cole Harris in 'Material Witness'] (11/14/1974)
• Howard Stern Radio Show, The (11/6/1999)
• I Dream of Jeannie [Astronaut Arland in 'Genie, Genie, Who's Got the Genie?'] (1/16/1968)
• Interns, The [Doctor Sam Marsh] (1970)
• Ironside [Len Parsons in 'Cross Doublecross'] (10/10/1974)
• Justice League
  • [voice of Pa Kent in 'For the Man Who Has Everything'] (8/7/2004)
  • [voice of Pa Kent in 'Comfort and Joy'] (12/13/2003)
• Lassie [Ranger in 'Never Look Back'] (2/26/1967)
• Love, American Style ['Love and the Hot Spell'] (1973)
• Making M*A*S*H (1981)
• Man and the City, The [Andy Hays] (1971)
• Mannix [Clay Riegles in 'Blind Mirror'] (1/24/1970)
• Marcus Welby, M.D.
  • ['Love Is When They Say They Need You'] (9/19/1972)
  • [Mr. Ferra in 'Hell Is Upstairs'] (11/19/1974)
• M*A*S*H (1975-83)
• M*A*S*H 30th Anniversary Reunion (5/17/2002)
• Matlock [Judge David Bennett in 'Trial, The'] (2/19/1991-2/26/1991)
• McHale's Navy [Gunner in 'Washing Maching Charlie'] (3/14/1963)
• Memories of M*A*S*H (1991)
• Monkees, The [Agent Modell in 'Monkees Chow Mein'] (3/13/1967)
• Monroes, The [Eric Tustin] (1995)
• Murder, She Wrote [Drew Borden in 'Family Jewels, The'] (11/4/1990)
• New Land, The ['Word Is: Persistance, The'] (9/14/1974)
• Politically Incorrect (2000)
• Providence [Dr. James Hansen] (1999-2002)
• Rookies, The [Frank Essex in 'Wheel of Death, The'] (2/19/1973)
• Six Million Dollar Man, The [David Tate in 'Pioneers, The'] (1974)
• Superman [voice of Jonathan Kent] (1996)
• TV Guide Truth Behind the Sitcom Scandals 3 (2000)
• UFO Coverup Live (1989)
• The View (2002)

Other

• Schmit beer commercials

• Ebony, Ivory and Jade (1979) (story)
• Incident at Dark River (1989) (story)

• M*A*S*H ['The Yalu Brick Road', 'War Co-Respondent', 'Death Takes a Holiday', 'Run for the Money', 'Strange Bedfellows'] (11/19/1979, 3/3/1980, 12/15/1980, 12/20/1982, 12/10/1983)

• Run Till You Fall (1988)

• M*A*S*H ['Ain't Love Grand', 'Heal Thyself', 'War Co-Respondent', 'Death Takes a Holiday'] (3/5/1979, 1/14/1980, 3/3/1980, 12/15/1980)

• Citizen: The Political Life of Allard K. Lowenstein (1983) (executive producer)
• Dominick and Eugene (1988) (producer)
• Patch Adams (1998) (producer)

• Sins of the Mind (1997) (executive producer)
• Silent Motive (1991)
• Incident at Dark River (1989)
• Memorial Day (1983)