Michael O'Neill
Birthday
1947/05/29 (77 years old)
Gender
Male
Place of Birth
Montgomery, Alabama, USA
Also know as
--
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...Read more
Acting
(2007) Transformers
as Tom Banacheck
(2010) Green Zone
as Colonel Bethel
(2003) Dreamcatcher
as General Matheson
(1992) The Gun in Betty Lou's Handbag
as Jergens
(2023) Air
as Joe Dean
(2004) Around the Bend
as Cowboy
(1994) Blind Justice
as Spencer Heymen
(2008) A Quiet Little Marriage
as Bruce
(1998) Dancer, Texas Pop. 81
as Mr. Lusk
War of the Worlds
as ---
(2013) Dallas Buyers Club
as Richard Barkley
(1993) For Their Own Good
as Clark Thompson
(1989) An Unremarkable Life
as Michael
Bride Hard
as ---
(1995) Bushwhacked
as Jon Jordan
(2014) The Grim Sleeper
as Detective Simms
(1998) Virtual Obsession
as ---
(2000) The Legend of Bagger Vance
as O.B. Keeler
(2000) Traffic
as Lawyer Rodman
(2008) Nothing But the Truth
as CIA Director
(1999) ATF
as Asst. A.T.F. Director Ben Walker
(2008) Crazy
as Ralph Christianson
(1993) Victim of Love: The Shannon Mohr Story
as Dick Britton
(2003) Secondhand Lions
as Ralph
(2018) Indivisible
as Chaplain Rogers
(1996) The Sunchaser
as Agent Moreland
(1992) Jennifer Eight
as Serato
(2018) Danger One
as Beckwith
(1981) Ghost Story
as Churchill
(1989) Sea of Love
as Raymond Brown
(2019) Clemency
as Chaplain David Kendricks
(1992) Lorenzo's Oil
as School Psychologist
(1994) Beyond Betrayal
as Ray Pasquerello
(2020) The Stand at Paxton County
as Dell Connelly
(2011) J. Edgar
as Senator McKellar
(2004) American Crime
as Sheriff Smyth
(2003) Seabiscuit
as Mr. Pollard
(1999) The Mod Squad
as Greene
(2021) Cold Call
as Christian
(1995) Awake to Danger
as Detective Brickman
(2016) This Is Us
as Arlo
(1995) JAG
as Commander Bradley
(1993) The X-Files
as Patrol Captain Van Gelder
(1999) Roswell
as Philip Evans
(1994) Chicago Hope
as ---
(2005) Ghost Whisperer
as Nolan
(2010) The Glades
as Trent Staley
(2010) Rizzoli & Isles
as Jonathan McKnight
(2001) 24
as Richard Walsh
(2001) 24
as Richard Welsh
(2014) Extant
as Alan Sparks
(2009) FlashForward
as CIA Director Keller
(2010) Law & Order: LA
as Jeb Monroe
(1993) Diagnosis: Murder
as Sheriff Buck O'Hara
(2013) Bates Motel
as Nick Ford
(2014) Manhattan
as Psychiatrist
(1999) The West Wing
as Ron Butterfield
(2008) Sons of Anarchy
as Anthony Franklin
(2008) The Mentalist
as Sheriff Nelson
(2005) Grey's Anatomy
as Gary Clark
(2016) 11.22.63
as Arliss Price
(1994) One West Waikiki
as ---
(2006) The Nine
as Pete Burton
(2022) Echoes
as Victor McCleary
(2013) Rectify
as Senator Roland Foulkes
(2008) Fringe
as Sheriff Velchik
(2012) Scandal
as Lonnie Mencken
(2018) The Resident
as Joshua Williams
(2005) Prison Break
as Herb Stanton
(2009) NCIS: Los Angeles
as Ret. U.S. Army General Richard Collins
(2003) NCIS
as Riley McCallister
(1994) ER
as Col. Ken Kilner
(2005) Commander in Chief
as Congressman Wilcox
(2006) The Unit
as Ron Cheals
(2016) Shooter
as Ray Brooks
(2018) Tom Clancy's Jack Ryan
as Senator Mitchell Chapin
(2005) Criminal Minds
as Det. Yarbough
(2022) Fire Country
as Harlan Denbo
(2022) Outer Range
as Judge Pettigrew
(2008) Leverage
as Judge Roy
(2018) The Romanoffs
as Ron Hopkins
(2002) Without a Trace
as Thomas Shannon
(1997) The Shining
as Daniel Edwards (uncredited)
(2017) S.W.A.T.
as Carl Luca
(2001) Crossing Jordan
as Chris Benz
(2020) Messiah
as Cameron Collier
(2004) LAX
as Alonso Mathews
(2024) Happy's Place
as Jim Jackoway
(1996) Millennium
as County Prosecutor Calvin Smith
(2000) Boston Public
as Dr. Bernard Colbert