John Mahon - Actor Profile

John Mahon

Acting
Updated: Apr 10, 2026
19Total Films
7.8 Highest Rated
Born: Feb 2, 1938
Birth Place: Scranton, Pennsylvania, USA

About John Mahon

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).

John Mahon Movies & Career Overview

The filmography of John Mahon reflects a career marked by diverse experimentation. Across 19 major appearances, the actor has built a reputation through performances in multiple genres and storytelling styles.

Dominant Genre

A large portion of John Mahon's work falls within the Drama genre, where audiences tend to respond most strongly to their on-screen presence.

Success Ratio

Approximately 47% of John Mahon's films maintain ratings above 6.5, indicating a consistent level of audience approval.

One of the most highly rated entries in their career remains L.A. Confidential, which stands out as a key performance.

Advertisement

Best John Mahon Movies Ranked

Must-watch hits from John Mahon's career based on audience ratings.

Full Filmography

Every movie John Mahon has appeared in, with audience ratings and verdicts.

YearMovieCharacterSuccessMore
2009 A Call to Arms Major General Cosgrove USMC Average Similar →
2007 Zodiac Riverside Captain Super Hit Similar →
2001 Just Ask My Children Judge Ferguson Hit Similar →
1999 Austin Powers: The Spy Who Shagged Me NATO Colonel Average Similar →
1998 Armageddon Karl Hit Similar →
1997 L.A. Confidential Police Chief Super Hit Similar →
1995 The American President Chairman of the Joint Chiefs Hit Similar →
1994 Roswell Red Hat Vet Average Similar →
1992 Final Shot: The Hank Gathers Story LMU Coach Flop Similar →
1991 The People Under the Stairs Police Sergeant Hit Similar →
1991 One False Move Chief Jenkins Hit Similar →
1988 The Couch Trip Police Captain Flop Similar →
1987 Six Against the Rock Officer Bill Miller Flop Similar →
1986 Betrayed by Innocence Bailiff Flop Similar →
1984 Victims for Victims: The Theresa Saldana Story - Super Hit Similar →
1978 Someone's Watching Me! Frimsin Average Similar →
1977 A Killing Affair Det. Shoup Flop Similar →
1976 Collision Course: Truman vs. MacArthur Gen. Hoyt Vandenberg Flop Similar →
1973 The Exorcist Language Lab Director Super Hit Similar →

John Mahon - Frequently Asked Questions

What is the best movie of John Mahon?

According to audience ratings, the best movie starring John Mahon is "L.A. Confidential" with a rating of 7.8/10.

How many movies has John Mahon acted in?

John Mahon has been featured in at least 19 major films throughout their career.

What are some other popular movies by John Mahon?

Other notable films include "The Exorcist", "Victims for Victims: The Theresa Saldana Story", and "Zodiac".

Advertisement