John Mahon
Acting • AGE 82
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).
Acting
A Call to Arms
Major General Cosgrove USMC
2009
Zodiac
Riverside Captain
2007
Zoey 101
Mr. Bradford
2005
Star Trek: Enterprise
Admiral Gardner
2001
Crossing Jordan
Police Captain
2001
Just Ask My Children
Judge Ferguson
2001
The Division
Barry Constansas
2001
Angel
Trevor Lockley
1999
Austin Powers: The Spy Who Shagged Me
NATO Colonel
1999
Armageddon
Karl
1998
L.A. Confidential
Police Chief
1997
Just Shoot Me!
Col. Alan Drake
1997
Profiler
Det. Spitz
1996
The Pretender
Eugene Clark
1996
Arli$$
Bert Shaw
1996
The American President
Chairman of the Joint Chiefs
1995
JAG
Admiral Rockerly
1995
Touched by an Angel
Wally
1994
Roswell
Red Hat Vet
1994
Diagnosis: Murder
Fire Chief
1993
Frasier
Walt Crane
1993
The X-Files
General Wegman
1993
One False Move
Chief Jenkins
1992
Final Shot: The Hank Gathers Story
LMU Coach
1992
The People Under the Stairs
Police Sergeant
1991
Baywatch
Arnold Anderson
1989
The Couch Trip
Police Captain
1988
Jake and the Fatman
Jameson
1987
Six Against the Rock
Officer Bill Miller
1987
Betrayed by Innocence
Bailiff
1986
Misfits of Science
Technician
1985
MacGyver
Vendor
1985
Crazy like a Fox
Lt. Doyle
1984
Victims for Victims: The Theresa Saldana Story
1984
Hunter
I.A.D. Officer #2
1984
Scarecrow and Mrs. King
1983
Manimal
Man
1983
St. Elsewhere
Police Officer
1982
Knight Rider
Alfie Girdler
1982
T. J. Hooker
Mr. Zewecki
1982
Hill Street Blues
Mario
1981
Knots Landing
Surveillant
1979
Someone's Watching Me!
Frimsin
1978
A Killing Affair
Det. Shoup
1977
Collision Course: Truman vs. MacArthur
Gen. Hoyt Vandenberg
1976
The Rockford Files
Todd Morris
1974
Police Woman
Fireman
1974
The Exorcist
Language Lab Director
1973
Kojak
Lawton
1973