The Couch Critic Logo
The Couch CriticCouch Critic
TrendingMoviesTV ShowsListsReviewsWhat to Watch
LogoThe Couch Critic

Menu

TrendingMoviesTV ShowsListsReviewsWhat to Watch

© 2026 The Couch Critic

The Couch Critic Logo

The Couch Critic

Your go-to destination for honest movie and TV show reviews from a passionate community of critics. Join the conversation today.

X

Explore

  • Trending
  • Movies
  • TV Shows
  • Reviews
  • Lists
  • Games
  • About Us

Categories

  • Popular Movies
  • Trending Now
  • Upcoming
  • Airing Today
  • Movie Genres
  • TV Genres

Community

  • Guides
  • What to Watch

Legal

  • Privacy Policy
  • Terms of Service
  • Cookie Policy
  • RSS Feed
© 2026 The Couch Critic.•Built by Hayden Thorn
Cookie Settings
The Movie Database

This application uses TMDB and the TMDB APIs but is not endorsed, certified, or otherwise approved by TMDB.

Home/People/John Mahon
John Mahon profile photo
Born
Feb 2, 1938Died: May 3, 2020
Lived 82 years
Place of Birth
Scranton, Pennsylvania, USA
Known For
Acting
Gender
Male

Career Highlights

19
Movies
37
TV Shows
IMDb Profile

John Mahon

Acting

Biography
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).
A Call to Arms poster

A Call to Arms

as Major General Cosgrove USMC
2009
Zodiac poster

Zodiac

as Riverside Captain
2007
Just Ask My Children poster

Just Ask My Children

as Judge Ferguson
2001
Austin Powers: The Spy Who Shagged Me poster

Austin Powers: The Spy Who Shagged Me

as NATO Colonel
1999
Armageddon poster

Armageddon

as Karl
1998
L.A. Confidential poster

L.A. Confidential

as Police Chief
1997
The American President poster

The American President

as Chairman of the Joint Chiefs
1995
Roswell poster

Roswell

as Red Hat Vet
1994
Final Shot: The Hank Gathers Story poster

Final Shot: The Hank Gathers Story

as LMU Coach
1992
The People Under the Stairs poster

The People Under the Stairs

as Police Sergeant
1991
One False Move poster

One False Move

as Chief Jenkins
1991
The Couch Trip poster

The Couch Trip

as Police Captain
1988
Six Against the Rock poster

Six Against the Rock

as Officer Bill Miller
1987
Betrayed by Innocence poster

Betrayed by Innocence

as Bailiff
1986
Victims for Victims: The Theresa Saldana Story poster

Victims for Victims: The Theresa Saldana Story

Cast
1984
Someone's Watching Me! poster

Someone's Watching Me!

as Frimsin
1978
A Killing Affair poster

A Killing Affair

as Det. Shoup
1977
Collision Course: Truman vs. MacArthur poster

Collision Course: Truman vs. MacArthur

as Gen. Hoyt Vandenberg
1976
The Exorcist poster

The Exorcist

as Language Lab Director
1973