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).
Journey 2: The Mysterious Island
... 2012
3 Women
... 1977
The Sugarland Express
... 1974
Up for Love
... 2016
The Secret Life of Words
... 2005
Bed and Board
... 1970
Starfish
... 2019
The Last Airbender
... 2010
Dilwale Dulhania Le Jayenge
... 1995