Michael O'Neill
Acting
Born: 1947-05-29 · Montgomery, Alabama, USA
Biography
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
🎬 Movies (20)
War of the Worlds
2025
Secretary of Defense Walter Crystal
Bride Hard
2025
Frank
Air
2023
Joe Dean
Cold Call
2021
Christian
The Stand at Paxton County
2020
Dell Connelly
Clemency
2019
Chaplain David Kendricks
Indivisible
2018
Chaplain Rogers
Danger One
2018
Beckwith
The Grim Sleeper
2014
Detective Simms
Dallas Buyers Club
2013
Richard Barkley
J. Edgar
2011
Senator McKellar
Green Zone
2010
Colonel Bethel
Flying Lessons
2010
Chief Dobbs
Nothing But the Truth
2008
CIA Director
A Quiet Little Marriage
2008
Bruce
Crazy
2008
Ralph Christianson
Transformers
2007
Tom Banacheck
Around the Bend
2004
Cowboy
American Crime
2004
Sheriff Smyth
Secondhand Lions
2003
Ralph
📺 TV Shows (20)
Happy Face
2025
D.A. Craig Calloway
Happy's Place
2024
Jim Jackoway
Tracker
2024
Buck Avery
Fire Country
2022
Harlan Denbo
Echoes
2022
Victor McCleary
Outer Range
2022
Judge Pettigrew
Messiah
2020
Cameron Collier
The Romanoffs
2018
Ron Hopkins
Tom Clancy's Jack Ryan
2018
Senator Mitchell Chapin
The Resident
2018
Joshua Williams
S.W.A.T.
2017
Carl Luca
Shooter
2016
Ray Brooks
This Is Us
2016
Arlo
11.22.63
2016
Arliss Price
Manhattan
2014
Psychiatrist
Extant
2014
Alan Sparks
Rectify
2013
Senator Roland Foulkes
Bates Motel
2013
Nick Ford
Vegas
2012
Mayor Ted Bennett
Scandal
2012
Lonnie Mencken