Acting

John Mahon

Born 1938-02-02 · Scranton, Pennsylvania, USA

Died 2020-05-03

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).

Credits

Newest first

Star Trek: Enterprise - In a Mirror, Darkly
as Adm. Gardner (Mirror)
2014
A Call to Arms
as Major General Cosgrove USMC
2009
Zodiac
as Riverside Captain
2007
Zoey 101
as Mr. Bradford
2005
Star Trek: Enterprise
as Admiral Gardner
2001
Crossing Jordan
as Police Captain
2001
Just Ask My Children
as Judge Ferguson
2001
The Division
as Barry Constansas
2001
Angel
as Trevor Lockley
1999
Austin Powers: The Spy Who Shagged Me
as NATO Colonel
1999
Armageddon
as Karl
1998
L.A. Confidential
as Police Chief
1997
Just Shoot Me!
as Col. Alan Drake
1997
Profiler
as Det. Spitz
1996
The Pretender
as Eugene Clark
1996
Arli$$
as Bert Shaw
1996
The American President
as Chairman of the Joint Chiefs
1995
JAG
as Admiral Rockerly
1995
Touched by an Angel
as Wally
1994
Roswell
as Red Hat Vet
1994
Diagnosis: Murder
as Fire Chief
1993
Frasier
as Walt Crane
1993
The X-Files
as General Wegman
1993
One False Move
as Chief Jenkins
1992
Final Shot: The Hank Gathers Story
as LMU Coach
1992
The People Under the Stairs
as Police Sergeant
1991
Flesh 'n' Blood
as Holly's Dad
1991
Baywatch
as Arnold Anderson
1989
The Couch Trip
as Police Captain
1988
Jake and the Fatman
as Jameson
1987
Six Against the Rock
as Officer Bill Miller
1987
Betrayed by Innocence
as Bailiff
1986
Misfits of Science
as Technician
1985
MacGyver
as Vendor
1985
Crazy like a Fox
as Lt. Doyle
1984
Crazy like a Fox
as Zach
1984
Victims for Victims: The Theresa Saldana Story
1984
Hunter
as IAD Officer #2
1984
Scarecrow and Mrs. King
1983
Manimal
as Man
1983
St. Elsewhere
as Police Officer
1982
Knight Rider
as Alfie Girdler
1982
T. J. Hooker
as Mr. Zewecki
1982
Hill Street Blues
as Detective McConnell
1981
Hill Street Blues
as Mario
1981
Knots Landing
as Surveillant
1979
Knots Landing
as Superior
1979
Knots Landing
as Investigator
1979
Someone's Watching Me!
as Frimsin
1978
A Killing Affair
as Det. Shoup
1977
Collision Course: Truman vs. MacArthur
as Gen. Hoyt Vandenberg
1976
The Rockford Files
as Todd Morris
1974
Police Woman
as Fireman
1974
The Rockford Files
as Victor Sherman
1974
The Exorcist
as Language Lab Director
1973
Kojak
as Lawton
1973
Kojak
as I. A. D. Man
1973