John Mahon
Known for
John Mahon is the sort of actor recognizable to viewers well beyond any single title. 'The Exorcist' is a second title with real reach. Casting directors have gone to him for crime more than for anything else. Counting cinema and television together, the tally passes 38 titles. 'Zodiac' is the entry that tends to open any account of the career.
John Mahon
10 Movies
28 Series
John Mahon is the sort of actor recognizable to viewers well beyond any single title. 'The Exorcist' is a second title with real reach. Casting directors have gone to him for crime more than for anything else. Counting cinema and television together, the tally passes 38 titles. 'Zodiac' is the entry that tends to open any account of the career.
Movies
Plays Language Lab Director
The Exorcist
1973
Plays Riverside Captain
Zodiac
2007
Plays Karl
Armageddon
1998
Plays Police Chief
L.A. Confidential
1997
Plays NATO Colonel
Austin Powers: The Spy Who Shagged Me
1999
Plays Police Sergeant
The People Under the Stairs
1991
Plays Chairman of the Joint Chiefs
The American President
1995
Plays Chief Jenkins
One False Move
1992
Plays Police Captain
The Couch Trip
1988
TV Shows
Plays General Wegman
The X-Files
1993
Plays Trevor Lockley
Angel
1999
Plays Admiral Rockerly
JAG
1995
Plays Mr. Bradford
Zoey 101
2005
Plays Police Captain
Crossing Jordan
2001
Plays Fire Chief
Diagnosis: Murder
1993
Plays Todd Morris
The Rockford Files
1974
Plays Arnold Anderson
Baywatch
1989
Plays Walt Crane
Frasier
1993
Plays Lt. Doyle
Crazy like a Fox
1984
Plays Eugene Clark
The Pretender
1996
Plays Det. Spitz
Profiler
1996
Plays Jameson
Jake and the Fatman
1987
Plays Vendor
MacGyver
1985
Plays I.A.D. Officer #2
Hunter
1984
Plays Man
Manimal
1983
Plays Police Officer
St. Elsewhere
1982
Plays Detective McConnell
Hill Street Blues
1981
Plays Fireman
Police Woman
1974
Plays Lawton
Kojak
1973
Plays Alfie Girdler
Knight Rider
1982
Plays Admiral Gardner
Star Trek: Enterprise
2001
Plays Col. Alan Drake
Just Shoot Me!
1997
Plays Technician
Misfits of Science
1985
Plays Wally
Touched by an Angel
1994
Plays Mr. Zewecki
T. J. Hooker
1982
Plays Barry Constansas
The Division
2001
Plays Bert Shaw
Arli$$
1996
Latest Trailers
Watch Trailer
Star Trek: Enterprise - In a Mirror, Darkly
Full Filmography
Star Trek: Enterprise - In a Mirror, Darkly
Adm. Gardner (Mirror)
2014
Film
Zodiac
Riverside Captain
2007
Film
Zoey 101
Mr. Bradford · 1 episode
2005
TV
Crossing Jordan
Police Captain · 1 episode
2002
TV
Star Trek: Enterprise
Admiral Gardner · 1 episode
2001–
TV
The Division
Barry Constansas · 1 episode
2001–
TV
JAG
Admiral Rockerly · 1 episode
2000
TV
Angel
Trevor Lockley · 2 episodes
1999–2000
TV
Austin Powers: The Spy Who Shagged Me
NATO Colonel
1999
Film
Photos
Frequently Asked Questions
Is John Mahon still alive?
John Mahon passed away on May 3, 2020 at age 82.
What are the most famous roles of John Mahon?
John Mahon is best known for roles in Zodiac, The Exorcist, Armageddon.
How many movies has John Mahon been in?
Over a 47-year career (since 1973), John Mahon has appeared in 10 movies and 28 TV shows.
What was John Mahon's first movie?
The career of John Mahon began with The Exorcist (1973).
What is John Mahon's most recent movie or series?
John Mahon's most recent release is Star Trek: Enterprise - In a Mirror, Darkly, which premiered on April 1, 2014.
What TV shows has John Mahon appeared in?
On television, John Mahon has appeared in The X-Files, Knight Rider, Zoey 101, Angel.
John Mahon
1938-02-02 · Scranton, Pennsylvania, USA
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).