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Michael O'Neill

Michael O'Neill

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​From Wikipedia, the free encyclopedia. Michael O'Neill (born May 29, 1951) is an American actor. With a career stretching through three decades, he usually portrays senior law enforcement or military officers. He is perhaps best known for his role as Special agent Ron Butterfield, the head of President Josiah Bartlet's Secret Service detail, on The West Wing. He played CTU Administrative Director Richard Walsh in the first two episodes of 24. He played Sgt. Maj. Ron Cheals in the CBS action-dr

Michael O'Neill β€” Biography, Age & FactsMichael O'Neill Age in 2026Michael O'Neill Nationality: United StatesMichael O'Neill β€” Still Alive (Age 78)Michael O'Neill Career (60 years)
role came in 1989 as a detective in the Aover 100 television seriesall four seasons of the acclaimed drama smultiple projects connected to Steven SpiEntertainmentSpecial Agent Ron
Born
Years in career60 years active
May 29th, 1947
Birthplace
Montgomery, Alabama, USA
Known for
🎭 Actor
Nationality
United States
Generation
Baby Boomer
Career
60 years
Region
North America
How Michael O'Neill compares to other Actors
πŸŽ‚Michael O'Neill is 25 years older than the average Actor
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Facts about Michael O'Neill

Did you know?

Did you know that Michael O'Neill initially pursued a career in economics after graduating from Auburn University before transitioning into acting?

5 Lesser-known facts
  • Before acting, Michael O'Neill played baseball at Auburn University, graduating with an economics degree.
  • His first significant film role came in 1989 as a detective in the Al Pacino thriller "Sea of Love."
  • He has guest-starred in over 100 television series, making him one of the most prolific character actors.
  • O'Neill played a recurring role as Coach Frank Cuesta for all four seasons of the acclaimed drama series "Rectify."
  • He has appeared in multiple projects connected to Steven Spielberg's Amblin Entertainment, such as "Transformers" and "Seabiscuit."
Career highlight

Michael O'Neill's most defining role is widely considered to be Special Agent Ron Butterfield, the steadfast head of President Josiah Bartlet's Secret Service detail on "The West Wing." His portrayal brought a quiet authority and trustworthiness to a pivotal supporting character, making him a memorable and beloved fixture of the acclaimed series.

Legacy

O'Neill's legacy is built on his consistent ability to bring gravitas and authenticity to authoritative roles, establishing him as one of Hollywood's most reliable and recognizable character actors. He is the quintessential "that guy" whose presence instantly lends credibility and weight to any production.

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Related books & media
πŸ“šMichael O'Neill Biography & BooksAmazon β†’ 🎬Michael O'Neill Actor WorksAmazon β†’
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Frequently asked questions

How old is Michael O'Neill?
Michael O'Neill is 78 years old (born May 29, 1947).
Is Michael O'Neill still alive?
Yes, Michael O'Neill is still alive as of 2026, aged 78.
What is Michael O'Neill's real name?
Michael O'Neill's full birth name is M. O'Neill.
Where is Michael O'Neill from?
Michael O'Neill is from Montgomery, Alabama, USA, United States.
What is Michael O'Neill known for?
​From Wikipedia, the free encyclopedia. Michael O'Neill (born May 29, 1951) is an American actor. With a career stretching through three decades, he usually portrays senior law enforcement or military officers. He is perhaps best known for his role as Special agent Ron Butterfield, the head of President Josiah Bartlet's Secret Service detail, on The West Wing. He played CTU Administrative Director Richard Walsh in the first two episodes of 24. He played Sgt. Maj. Ron Cheals in the CBS action-dr
What generation is Michael O'Neill?
Michael O'Neill is a Baby Boomer, born in 1947.
What is a surprising fact about Michael O'Neill?
Did you know that Michael O'Neill initially pursued a career in economics after graduating from Auburn University before transitioning into acting?
What is Michael O'Neill's biggest career achievement?
Michael O'Neill's most defining role is widely considered to be Special Agent Ron Butterfield, the steadfast head of President Josiah Bartlet's Secret Service detail on "The West Wing." His portrayal brought a quiet authority and trustworthiness to a pivotal supporting character, making him a memorable and beloved fixture of the acclaimed series.

Also known as: M. O'Neill, Mic O'Neill

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