We dont have a biography for John McLiam
1990Northern Exposure (1 Episode) as Soapy Sanderson
1990Fall From Grace as Rev. Aubrey Sara
1988Split Decisions as Pop McGuinn
1987Star Trek: The Next Generation (1 Episode) as Fento
1987Walk Like a Man as H.P. Truman
1987J. Edgar Hoover as A. Mitchell Palmer
1985Hell Town (1 Episode) as Fast Louie
1984Murder, She Wrote (1 Episode) as Harry Stevens
1984Highway to Heaven (1 Episode) as Ted Simpson
1984Hunter (1 Episode) as Dr. Harry Montclair
1984Voyager from the Unknown as Dr. Bernard
1983Dempsey as Hyrum Dempsey
1983The A-Team (1 Episode) as George Nemchek
1982First Blood as Orval the Dog Man
1982T. J. Hooker (1, 1 Episode) as Father DeMarco, John P. Hooker
1982The Ambush Murders as Judge Collier
1981Falcon Crest (1, 2 Episode) as Carl Beck, Commissioner Harold Witken
1981Bret Maverick (2 Episodes) as Doc Holliday
1981The End of August as Colonel
1981Mistress of Paradise as Nathan MacKay
1981The Five of Me as Father
1980Magnum, P.I. (1 Episode) as Johnnie Wells
1980Farewell to the Planet of the Apes as Gahto
1979Freedom Road as President Ulysses S. Grant
1979The Legend of the Golden Gun as Jake Powell
1979Shadow of Fear as Unknown
1978Dallas (1 Episode) as Wally Kessel
1977The Return of the Incredible Hulk as Michael
1977The Incredible Hulk (1 Episode) as Michael
1977Delta County, USA as Cap McCain
1976The Food of the Gods as Mr. Skinner
1976The Call of the Wild as Prospector
1976The Missouri Breaks as David Braxton
1975Lucky Lady as Rass Huggins
1975The Secret of the Pond as Uncle Ben
1975Bite the Bullet as Gebhardt
1975Matt Helm (1 Episode) as Charlie Wendell
1975Starsky & Hutch (1 Episode) as Lionel 'Gramps' Fitzgerald Sr
1975The Invisible Man (1 Episode) as Blind Man
1975Attack on Terror: The FBI vs. the Ku Klux Klan as Jailer Sutton
1975Rafferty and the Gold Dust Twins as John Beechwood
1974The Dove as Lyle Graham
1973Sleeper as Dr. Agon
1973Legend in Granite as Dom Olejnickzak
1973The Iceman Cometh as Jimmy Tomorrow
1973Runaway! as Conductor
1973Showdown as F.J. Wilson
1973A Chant of Silence as Father Richards
1973Barnaby Jones (1 Episode) as Dwight Hopkins
1972M*A*S*H (1 Episode) as Col. Woody Cooke
1972Ghost Story (1 Episode) as Titus Paul
1972The Culpepper Cattle Co. as Thorton Pierce
1971If Tomorrow Comes as Father Miller
1971Big Jake as Army Officer (uncredited)
1971Hitched as Pete Hunter
1970Monte Walsh as Fightin' Joe Hooker
1970R.P.M. as Rev. Blauvelt
1970Halls of Anger as Boyd Wilkerson
1969The Reivers as Van Tosch
1968Riverrun as Jeffries
1968The Mod Squad (1 Episode) as Sam
1968Gallegher: The Mystery of Edward Sims as Ephrem Killigrew
1968Madigan as Dunne (uncredited)
1967In Cold Blood as Herbert Clutter
1967Cool Hand Luke as Boss Keen
1967Mannix (1, 1 Episode) as Harry Forrest, Frank Blaney
1967Ironside (1, 1 Episode) as Father Holt, Trash
1967The Invaders (1 Episode) as Hotel Clerk
1966Mission: Impossible (1, 1 Episode) as Dr. Wilson Cardel, Anton Usakos
1966Daktari (1 Episode) as Sean Murphy
1965The F.B.I. (1 Episode) as David Callander
1965Get Smart (1 Episode) as Seidlitz
1965Honey West (1 Episode) as Gordon
1965The Wild Wild West (1 Episode) as Tucker
1964My Fair Lady as Harry (uncredited)
196412 O'Clock High (1, 1 Episode) as Fisherman, Doker Drew
1963The Fugitive (1, 1, 1 Episode) as Sheriff Grover, Deputy Kelton, Jeff
1963The Outer Limits (1 Episode) as Arjay Beasley
1962The Virginian (1, 1, 1 Episode) as Carl O'Neill, Eb Smalley, Parker
196187th Precinct (1, 1 Episode) as Menlo, Charles Reynolds
1961Dead to the World as Goody
1960The Andy Griffith Show (1 Episode) as Mr. MacDonald
1960My Three Sons (2, 1 Episode) as Postman Brophy, Douglas
1959The Untouchables (1, 1, 1 Episode) as Driver, Trucker, Rick Landy
1959The Twilight Zone (2, 1, 1 Episode) as Cop (uncredited), Man, Guard
1959Bonanza (1 Episode) as Harry Carlis
1957Decoy (1 Episode) as Mike Foley
1957Perry Mason (1 Episode) as Councilman William Daniels
1955Gunsmoke (2, 1 Episode) as Dougherty, O'Quillian
1954The Wonderful World of Disney (1 Episode) as Ephrem Killigrew
1949The Big Story (1 Episode) as Unknown