John McLiam Filmography
- Actor (99 credits)
- My Life and Times (1991) Martin
- Fall from Grace (1990) Rev. Aubrey Sara
- Northern Exposure (1990) Soapy Sanderson
- Split Decisions (1988) Pop McGuinn
- Down Delaware Road (1988) Granie Granville
- Walk Like a Man (1987) H.P. Truman
- J. Edgar Hoover (1987) A. Mitchell Palmer
- Beauty and the Beast (1987) Sam Denton
- Samaritan: The Mitch Snyder Story (1986) Jessie
- A Death in California (1985) Judge Carter
- Highway to Heaven (1984) Carl Fred Simms
- V (1984) Jacob
- Dempsey (1983) Hyrum Dempsey
- The Ambush Murders (1982) Judge Collier
- Richard II (1982) John of Gaunt
- Voyagers! (1982) Dr. Bernard
- T.J. Hooker (1982) Father DeMarco
- First Blood (1982) Orval
- Voyager from the Unknown (1982) Dr. Bernard
- Tales of the Gold Monkey (1982) Dowser
- The End of August (1982) Colonel
- Bret Maverick (1981) Doc Holliday
- Farewell to the Planet of the Apes (1981) Gahto, хроника
- The Five of Me (1981) Father
- Mistress of Paradise (1981) Nathan MacKay
- Walking Tall (1981) Father Forrester
- Freedom Road (1979) President Ulysses S. Grant
- Archie Bunker's Place (1979) Vinnie Mulvaney
- The Legend of the Golden Gun (1979) Jake Powell
- Delta County, U.S.A. (1977) Cap McCain
- The Food of the Gods (1976) Mr. Skinner
- City of Angels (1976)
- The Call of the Wild (1976) Prospector
- The Missouri Breaks (1976) David Braxton
- Captains and the Kings (1976) Robert
- Attack on Terror: The FBI vs. the Ku Klux Klan (1975) Jailer Sutton
- Three for the Road (1975) Thurman Parsons
- The Turning Point of Jim Malloy (1975) Mr. Kelly
- Starsky and Hutch (1975) Lionel «Gramps» Fitzgerald Sr
- Bite the Bullet (1975) Gebhardt
- Rafferty and the Gold Dust Twins (1975) John Beachwood
- The Invisible Man (1975) Blind Man
- Lucky Lady (1975) Rass Huggins
- Planet of the Apes (1974) Gahto
- The Dove (1974) Lyle Graham
- Little House on the Prairie (1974)
- Runaway! (1973) Conductor
- The Iceman Cometh (1973) Jimmy Tomorrow
- Showdown (1973) F.J. Wilson
- Sleeper (1973) Dr. Agon
- Legend in Granite (1973) Dom Olejnickzak
- The Culpepper Cattle Co. (1972) Thorton Pierce
- Ghost Story (1972) Titus Paul
- Cade's County (1971) Howard Kingman
- Big Jake (1971) Army Officer, not listed in credits
- Hitched (1971) Pete Hunter
- Owen Marshall, Counselor at Law (1971) Dr. Harding
- If Tomorrow Comes (1971) Father Miller
- Longstreet (1971) Frank Brinkley
- R.P.M. (1970)
- Halls of Anger (1970) Boyd Wilkerson
- Monte Walsh (1970) Fightin' Joe Hooker
- The Interns (1970) Father Dooley
- Riverrun (1970) Jeffries
- Storefront Lawyers (1970)
- The Reivers (1969) Van Tosch
- The Bold Ones: The Lawyers (1969) Judge R.M. Wiley
- Bracken's World (1969) Captain Griggs
- The Young Lawyers (1969) Louis Luther
- Lancer (1968) Nathan Benedict
- Madigan (1968) Dunne, not listed in credits
- Cool Hand Luke (1967)
- In Cold Blood (1967)
- The Invaders (1967) Hotel Clerk
- Mannix (1967) Benny
- Daktari (1966) Sean Murphy
- The Road West (1966)
- Tarzan (1966) Harrington
- Honey West (1965) Gordon
- Voyage to the Bottom of the Sea (1964) Andrews
- 12 O'Clock High (1964) Doker Drew
- My Fair Lady (1964) Harry, not listed in credits
- Daniel Boone (1964) Charles Bane
- The Fugitive (1963) Alec Neal
- The Outer Limits (1963) Arjay Beasley
- The Virginian (1962) Parker
- The Eleventh Hour (1962) Coroner
- 87th Precinct (1961) Charles Reynolds
- Ben Casey (1961) Andrew Carter
- Dead to the World (1961) Goody
- The New Breed (1961) Henry Joy
- My Three Sons (1960) Postman Brophy
- The Deputy (1959) Ty Lawson
- Riverboat (1959) Sheriff Matson
- The Untouchables (1959) Driver
- The Twilight Zone (1959) Cop
- Shotgun Slade (1959) Sheriff
- The DuPont Show of the Month (1957)
- The Big Story (1949) Frank Harper
