John Mahon
ActingJohn 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).
Movies
Adm. Gardner (Mirror)
Star Trek: Enterprise - In a Mirror, Darkly
2014
Major General Cosgrove USMC
A Call to Arms
2009
Riverside Captain
Zodiac
2007
Judge Ferguson
Just Ask My Children
2001
NATO Colonel
Austin Powers: The Spy Who Shagged Me
1999
Karl
Armageddon
1998
Police Chief
L.A. Confidential
1997
Chairman of the Joint Chiefs
The American President
1995
Red Hat Vet
Roswell
1994
Chief Jenkins
One False Move
1992
LMU Coach
Final Shot: The Hank Gathers Story
1992
Police Sergeant
The People Under the Stairs
1991
Police Captain
The Couch Trip
1988
Officer Bill Miller
Six Against the Rock
1987
Bailiff
Betrayed by Innocence
1986
Victims for Victims: The Theresa Saldana Story
1984
Frimsin
Someone's Watching Me!
1978
Det. Shoup
A Killing Affair
1977
Gen. Hoyt Vandenberg
Collision Course: Truman vs. MacArthur
1976
Language Lab Director
The Exorcist
1973
TV Shows
Mr. Bradford
Zoey 101
2005
Admiral Gardner
Star Trek: Enterprise
2001
Police Captain
Crossing Jordan
2001
Barry Constansas
The Division
2001
Trevor Lockley
Angel
1999
Col. Alan Drake
Just Shoot Me!
1997
Det. Spitz
Profiler
1996
Eugene Clark
The Pretender
1996
Bert Shaw
Arli$$
1996
Admiral Rockerly
JAG
1995
Wally
Touched by an Angel
1994
Fire Chief
Diagnosis: Murder
1993
Walt Crane
Frasier
1993
General Wegman
The X-Files
1993
Arnold Anderson
Baywatch
1989
Jameson
Jake and the Fatman
1987
Technician
Misfits of Science
1985
Vendor
MacGyver
1985
Lt. Doyle
Crazy like a Fox
1984
Zach
Crazy like a Fox
1984