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).

Birthday: 1938-02-02 (86 years)
Place of Birth: Scranton, Pennsylvania, USA
Deathday: 2020-05-03
Known For: Acting

Filmography IMDb