About John Mahon
Lived 1938 – 2020 (aged 82). John Mahon was an American actor.
John Patrick Mahon (February 3, 1938 – May 3, 2020) was an American film, stage and television actor. He was perhaps best known for playing Captain Gillette in the 2007 film Zodiac.
Early life and education Mahon was born in Scranton, Pennsylvania, Mahon had acted while at high school, and at university he met playwright Jason Miller, who encouraged him to audition for stage plays at Marywood College. Shortly after, Mahon joined the University Players.
Mahon studied classical languages and English literature at the University of Scranton.
Filmography
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Important facts
People in John Mahon's life
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Contemporaries
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Frequently asked questions
Who was John Mahon?
American actor
When was John Mahon born?
John Mahon was born on 3 February 1938 in Scranton, Pennsylvania.
When did John Mahon die?
John Mahon died on 3 May 2020 in Los Angeles.
What was John Mahon's occupation?
John Mahon was an actor.
What nationality was John Mahon?
John Mahon was American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). John Mahon. https://biography.guide/john-mahon-actor/
MLA: "John Mahon." Biography.guide, https://biography.guide/john-mahon-actor/.
Chicago: "John Mahon." Biography.guide. https://biography.guide/john-mahon-actor/.
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