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).
Top Movie Cast
A Call to Arms- Major General Cosgrove USMC
2009-03-13
6.0
The Couch Trip- Police Captain
1988-01-15
5.4
A Killing Affair- Det. Shoup
1977-09-21
5.2
Someone's Watching Me!- Frimsin
1978-11-29
6.2
The American President- Chairman of the Joint Chiefs
1995-11-17
6.5
Collision Course: Truman vs. MacArthur- Gen. Hoyt Vandenberg
1976-01-04
0.0
Six Against the Rock- Officer Bill Miller
1987-05-18
4.9
Victims for Victims: The Theresa Saldana Story
1984-11-12
8.3
One False Move- Chief Jenkins
1991-10-12
6.6
Final Shot: The Hank Gathers Story- LMU Coach
1992-04-01
0.0
The People Under the Stairs- Police Sergeant
1991-11-01
6.5
L.A. Confidential- Police Chief
1997-09-19
7.8
Armageddon- Karl
1998-07-01
6.8
Just Ask My Children- Judge Ferguson
2001-09-10
6.5
Betrayed by Innocence- Bailiff
1986-03-01
5.5
Austin Powers: The Spy Who Shagged Me- NATO Colonel