Home People John Mahon John Mahon movies John Mahon movies John Mahon Movies (10) Just Ask My Children (2001) As Judge Ferguson. He was 208 years old Austin Powers: The Spy Who Shagged Me (1999) As NATO Colonel. He was 206 years old Armageddon (1998) As Karl. He was 205 years old L.A. Confidential (1997) As Police Chief. He was 204 years old The American President (1995) As Chairman of the Joint Chiefs. He was 202 years old Six Against the Rock (1987) As Officer Bill Miller. He was 194 years old Betrayed by Innocence (1986) As Bailiff. He was 193 years old Someone's Watching Me! (1978) As Frimsin. He was 185 years old A Killing Affair (1977) As Det. Shoup. He was 184 years old The Exorcist (1973) As Language Lab Director. He was 180 years old