1938Born, Scranton
51Credits
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
ZodiacRiverside Captain
The ExorcistLanguage Lab Director
ArmageddonKarl
L.A. ConfidentialPolice Chief
Austin Powers: The Spy Who Shagged MeNATO Colonel2005Zoey 101Mr. Bradford · 1 episodeShow
2001Crossing JordanPolice Captain · 1 episodeShow
2001The DivisionBarry Constansas · 1 episodeShow
1999AngelTrevor Lockley · 2 episodesShow
1997Just Shoot Me!Col. Alan Drake · 1 episodeShow
1996ProfilerDet. Spitz · 1 episodeShow
1996The PretenderEugene Clark · 1 episodeShow
1996Arli$$Bert Shaw · 1 episodeShow
1994Touched by an AngelWally · 1 episodeShow
1993Diagnosis: MurderFire Chief · 1 episodeShow
1993The X-FilesGeneral Wegman · 2 episodesShow
1991Flesh 'n' BloodHolly's Dad · 1 episodeShow
1987Jake and the FatmanJameson · 1 episodeShow
1985Misfits of ScienceTechnician · 1 episodeShow
1985MacGyverVendor · 1 episodeShow
1984Crazy like a FoxLt. Doyle, Zach · 1 episodeShow
1984HunterIAD Officer #2 · 1 episodeShow
1983Scarecrow and Mrs. King1 episodeShow
1983ManimalMan · 1 episodeShow
1982St. ElsewherePolice Officer · 1 episodeShow
1982Knight RiderAlfie Girdler · 1 episodeShow
1982T. J. HookerMr. Zewecki · 1 episodeShow
1981Hill Street BluesDetective McConnell, Mario · 1 episodeShow
1979Knots LandingSurveillant, Superior, Investigator · 1 episodeShow
1974The Rockford FilesTodd Morris, Victor Sherman · 1 episodeShow
1974Police WomanFireman · 1 episodeShow
1973KojakLawton, I. A. D. Man · 1 episodeShow
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