John Mahon
Acting1938Scranton, Pennsylvania, USA
John Patrick Mahon (February 2, 1938 - May 3, 2020) was an American film, stage and television actor. He was known for Armageddon (1998), L.A. Confidential (1997) and Zodiac (2007).
Known for
John Patrick Mahon (February 2, 1938 - May 3, 2020) was an American film, stage and television actor. He was known for Armageddon (1998), L.A. Confidential (1997) and Zodiac (2007).
2014Star Trek: Enterprise - In a Mirror, DarklyMovieas Adm. Gardner (Mirror)
2009A Call to ArmsMovieas Major General Cosgrove USMC2007ZodiacMovieas Riverside Captain2005Zoey 101TV showas Mr. Bradford · 1 episodes2001Star Trek: EnterpriseTV showas Admiral Gardner · 1 episodes
2001Crossing JordanTV showas Police Captain · 1 episodes
2001Just Ask My ChildrenMovieas Judge Ferguson
2001The DivisionTV showas Barry Constansas · 1 episodes1999AngelTV showas Trevor Lockley · 2 episodes1999Austin Powers: The Spy Who Shagged MeMovieas NATO Colonel1998ArmageddonMovieas Karl1997L.A. ConfidentialMovieas Police Chief1997Just Shoot Me!TV showas Col. Alan Drake · 1 episodes
1996ProfilerTV showas Det. Spitz · 1 episodes1996The PretenderTV showas Eugene Clark · 1 episodes
1996Arli$$TV showas Bert Shaw · 1 episodes1995The American PresidentMovieas Chairman of the Joint Chiefs1995JAGTV showas Admiral Rockerly · 1 episodes1994Touched by an AngelTV showas Wally · 1 episodes
1994RoswellMovieas Red Hat Vet
1993Diagnosis: MurderTV showas Fire Chief · 1 episodes1993FrasierTV showas Walt Crane · 1 episodes1993The X-FilesTV showas General Wegman · 2 episodes1992One False MoveMovieas Chief Jenkins
1992Final Shot: The Hank Gathers StoryMovieas LMU Coach1991The People Under the StairsMovieas Police Sergeant1989BaywatchTV showas Arnold Anderson · 1 episodes
1988The Couch TripMovieas Police Captain
1987Jake and the FatmanTV showas Jameson · 1 episodes
1987Six Against the RockMovieas Officer Bill Miller
1986Betrayed by InnocenceMovieas Bailiff
1985Misfits of ScienceTV showas Technician · 1 episodes1985MacGyverTV showas Vendor · 1 episodes
1984Crazy like a FoxTV showas Lt. Doyle · as Zach · 1 episodes
1984Victims for Victims: The Theresa Saldana StoryMovie
1984HunterTV showas IAD Officer #2 · 1 episodes
1983Scarecrow and Mrs. KingTV show1 episodes
1983ManimalTV showas Man · 1 episodes
1982St. ElsewhereTV showas Police Officer · 1 episodes1982Knight RiderTV showas Alfie Girdler · 1 episodes
1982T. J. HookerTV showas Mr. Zewecki · 1 episodes
1981Hill Street BluesTV showas Detective McConnell · as Mario · 1 episodes
1979Knots LandingTV showas Surveillant · as Superior · as Investigator · 1 episodes
1978Someone's Watching Me!Movieas Frimsin
1977A Killing AffairMovieas Det. Shoup
1976Collision Course: Truman vs. MacArthurMovieas Gen. Hoyt Vandenberg
1974The Rockford FilesTV showas Todd Morris · as Victor Sherman · 1 episodes
1974Police WomanTV showas Fireman · 1 episodes1973The ExorcistMovieas Language Lab Director
1973KojakTV showas Lawton · as I. A. D. Man · 1 episodes