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).
Aruna & Her Palate
... 2018
Edge of Tomorrow
... 2014
Strange Heaven
... 2015
Flashback
... 2020
The Family Man
... 2000
Johnny English Reborn
... 2011
Tequila Sunrise
... 1988
Modern Vampires
... 1998
The Other Side of Hope
... 2017