Known For:
Acting
Birthday:
February 2, 1938
Place of Birth:
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).
| Year | Movie | Role |
|---|---|---|
| 2009 | A Call to Arms | Major General Cosgrove USMC |
| 2007 | Zodiac | Riverside Captain |
| 2001 | Just Ask My Children | Judge Ferguson |
| 1999 | Austin Powers: The Spy Who Shagged Me | NATO Colonel |
| 1998 | Armageddon | Karl |
| 1997 | L.A. Confidential | Police Chief |
| 1995 | The American President | Chairman of the Joint Chiefs |
| 1994 | Roswell | Red Hat Vet |
| 1992 | Final Shot: The Hank Gathers Story | LMU Coach |
| 1991 | One False Move | Chief Jenkins |
| 1991 | The People Under the Stairs | Police Sergeant |
| 1988 | The Couch Trip | Police Captain |
| 1987 | Six Against the Rock | Officer Bill Miller |
| 1986 | Betrayed by Innocence | Bailiff |
| 1984 | Victims for Victims: The Theresa Saldana Story | |
| 1978 | Someone's Watching Me! | Frimsin |
| 1977 | A Killing Affair | Det. Shoup |
| 1976 | Collision Course: Truman vs. MacArthur | Gen. Hoyt Vandenberg |
| 1973 | The Exorcist | Language Lab Director |
| Year | TV Show | Role |
|---|---|---|
| 2005 | Zoey 101 | Mr. Bradford |
| 2001 | Crossing Jordan | Police Captain |
| 2001 | Star Trek: Enterprise | Admiral Gardner |
| 2001 | The Division | Barry Constansas |
| 1999 | Angel | Trevor Lockley |
| 1997 | Just Shoot Me! | Col. Alan Drake |
| 1996 | Profiler | Det. Spitz |
| 1996 | The Pretender | Eugene Clark |
| 1995 | JAG | Admiral Rockerly |
| 1994 | Touched by an Angel | Wally |
| 1993 | Diagnosis: Murder | Fire Chief |
| 1993 | The X-Files | General Wegman |
| 1993 | Frasier | Walt Crane |
| 1991 | Flesh 'n' Blood | Holly's Dad |
| 1989 | Baywatch | Arnold Anderson |
| 1987 | Jake and the Fatman | Jameson |
| 1985 | MacGyver | Vendor |
| 1985 | Misfits of Science | Technician |
| 1984 | Crazy like a Fox | Lt. Doyle |
| 1984 | Hunter | I.A.D. Officer #2 |
| 1984 | Crazy like a Fox | Zach |
| 1983 | Scarecrow and Mrs. King | |
| 1983 | Manimal | Man |
| 1982 | St. Elsewhere | Police Officer |
| 1982 | Knight Rider | Alfie Girdler |
| 1982 | T. J. Hooker | Mr. Zewecki |
| 1981 | Hill Street Blues | Detective McConnell |
| 1981 | Hill Street Blues | Mario |
| 1979 | Knots Landing | Surveillant |
| 1979 | Knots Landing | Superior |
| 1979 | Knots Landing | Investigator |
| 1974 | The Rockford Files | Todd Morris |
| 1974 | Police Woman | Fireman |
| 1974 | The Rockford Files | Victor Sherman |
| 1973 | Kojak | Lawton |
| 1973 | Kojak | I. A. D. Man |