Actor | Producer
John Patrick Mahon (February 2, 1938 - May 3, 2020) was an American film, stage and television actor. He was known f...
The People Under the Stairs
... 1991
The Exorcist
... 1973
Zodiac
... 2007
Armageddon
... 1998
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).
Suncoast
... 2024
To the Limit
... 1995
Transfusion
... 2023
Commandments
... 1997
Bloomington
... 2010
Anna Karenina
... 2012
The Fall Guy
... 2024
You've Got This
... 2020
Monte Carlo
... 2011