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).
Paraluman
... 2021
A Confucian Confusion
... 1994
Hawkeye
... 2021
Smile 2
... 2024
I.S.S.
... 2024
Official Competition
... 2021
Cloverfield
... 2008
Naked Fear
... 2007
A Mermaid's Tale
... 2017