Born: February 2, 1938 – Died: May 3, 2020
John Mahon, an American actor, was born on February 2, 1938, in Scranton, Pennsylvania. With a career spanning several decades, Mahon made notable contributions to the entertainment industry. He is best known for his roles in films such as Armageddon (1998), L.A. Confidential (1997), and Zodiac (2007). These projects showcased his talent and contributed to his growing reputation in the industry. Mahon was married to Margaret Jean Street and Deidre. Sadly, he passed away on May 3, 2020, in Los Angeles, California. Throughout his career, Mahon left a lasting impact on audiences with his talent and performances.
Filmography
| Year | Title | Role |
|---|---|---|
| 2018 | Do Not Go Gentle (TV Series) | Clarence (2018) |
| 2011 | I.M. Meen: Outtakes (TV Mini Series) | Gnorris (voice) |
| 2009 | A Call to Arms | Major General Cosgrove USMC |
| 2006–2007 | Studio 60 on the Sunset Strip (TV Series) | George |
| 2007 | Zodiac | Riverside Captain |
| 2005 | Star Trek: Enterprise (TV Series) | Adm. Gardner (Mirror) |
| 2005 | Zoey 101 (TV Series) | Mr. Bradford |
| 2004 | Cold Case (TV Series) | Colonel |
| 2002 | Crossing Jordan (TV Series) | Police Captain |
| 2002 | Strange World (TV Series) | Agent Milton |
| 2001 | Just Ask My Children (TV Movie) | Judge Ferguson |
| 2001 | The Division (TV Series) | Barry Constansas |
| 2001 | That's Life (TV Series) | Leo |
| 2000 | JAG (TV Series) | Admiral Rockerly |
| 2000 | Bull (TV Series) | Paul Catteo |
| 2000 | Touched by an Angel (TV Series) | Wally |
| 1999–2000 | Angel (TV Series) | Trevor Lockley |
| 1999 | Just Shoot Me! (TV Series) | Alan Drake |
| 1999 | Arli$ (TV Series) | Unknown |
| 1999 | Austin Powers: The Spy Who Shagged Me | NATO Colonel |
| 1998 | The X-Files (TV Series) | General Wegman |
| 1998 | Diagnosis Murder (TV Series) | Fire Chief |
| 1998 | Armageddon | Karl |
| 1998 | Frasier (TV Series) | Uncle Walt Crane |
| 1998 | The Pretender (TV Series) | Eugene Clark |
| 1998 | Brooklyn South (TV Series) | Gene Donovan |
| 1997 | L.A. Confidential | Police Chief |
| 1997 | Profiler (TV Series) | Det. Spitz |
| 1995 | I.M. Meen (Video Game) | Gnorris (voice) |
| 1995 | The American President | Chairman of the Joint Chiefs |
| 1994 | Roswell (TV Movie) | Red Hat Vet |
| 1994 | Natural Selection (TV Movie) | Coach Dickler |
| 1993 | Lifepod (TV Movie) | Earth Corp Ship Commander |
| 1993 | Cutters (TV Series) | Dave |
| 1993 | Space Rangers (TV Series) | Amb. Hardcastle |
| 1992 | Sinatra (TV Mini Series) | Mr. Cleaves |
| 1992 | Homefront (TV Series) | Bus Driver |
| 1992 | Final Shot: The Hank Gathers Story (TV Movie) | LMU Coach |
| 1992 | Murder Without Motive: The Edmund Perry Story (TV Movie) | Inspector Hedges |
| 1991 | Flesh 'n' Blood (TV Series) | Holly's Dad |
| 1991 | The People Under the Stairs | Police Sergeant |
| 1991 | One False Move | Chief Jenkins |
| 1990 | Knots Landing (TV Series) | Investigator | Superior | Surveillant |
| 1990 | Equal Justice (TV Series) | Detective Stassen |
| 1990 | Jake and the Fatman (TV Series) | Jameson |
| 1990 | Mancuso, FBI (TV Series) | Unknown |
| 1990 | Bad Influence | Dr. Fielding |
| 1990 | Dallas (TV Series) | Captain Holgar |
| 1989 | Baywatch (TV Series) | Arnold Anderson |
| 1989 | Generations (TV Series) | Captain Parker |
| 1989 | Hunter (TV Series) | I.A.D. Officer #2 |
| 1988 | Shakedown on the Sunset Strip (TV Movie) | Deputy Chief Evans |
| 1988 | The Couch Trip | Police Captain |
| 1987 | Hooperman (TV Series) | Chapell |
| 1987 | Six Against the Rock (TV Movie) | Officer Bill Miller |
| 1987 | Convicted: A Mother's Story (TV Movie) | Unknown |
| 1986 | The New Mike Hammer (TV Series) | Sergeant Cramer |
| 1986 | Stingray (TV Series) | Desk Sgt. |
| 1986 | Betrayed by Innocence (TV Movie) | Bailiff |
| 1985–1986 | Hill Street Blues (TV Series) | Mario | Detective McConnell |
| 1985 | MacGyver (TV Series) | Vendor |
| 1985 | Knight Rider (TV Series) | Alfie Girdler |
| 1985 | Misfits of Science (TV Series) | Technician |
| 1985 | Simon & Simon (TV Series) | Minister |
| 1985 | T.J. Hooker (TV Series) | Mr. Zewecki |
| 1985 | St. Elsewhere (TV Series) | Police Officer |
| 1985 | Crazy Like a Fox (TV Series) | Lt. Doyle |
| 1985 | Cover Up (TV Series) | Limo Driver |
| 1984 | Victims for Victims: The Theresa Saldana Story (TV Movie) | Unknown |
| 1984 | Steambath (TV Series) | The Fan |
| 1984 | Cagney & Lacey (TV Series) | DPA Clerk |
| 1984 | Automan (TV Series) | The Policeman |
| 1984 | Scarecrow and Mrs. King (TV Series) | Unknown |
| 1983 | Manimal (TV Series) | Man |
| 1978 | Someone's Watching Me! (TV Movie) | Frimsin |
| 1977–1978 | Kojak (TV Series) | I. A. D. Man | Lawton |
| 1977 | A Killing Affair (TV Movie) | Det, Shoup |
| 1977 | Eleanor and Franklin: The White House Years (TV Movie) | Veteren |
| 1977 | Police Story (TV Series) | Det. Leo Luna |
| 1976–1977 | The Rockford Files (TV Series) | Victor Sherman | Lt. Hayes | Todd Morris |
| 1976 | Police Woman (TV Series) | Fireman |
| 1976 | The Blue Knight (TV Series) | SWAT Commander |
| 1976 | Collision Course: Truman vs. MacArthur (TV Movie) | Gen. Hoyt Vandenberg |
| 1973 | The Exorcist | Language Lab Director |
