Where to watch Michael O'Neill in the UK
Find every Michael O'Neill film and TV show streaming, free, or available to rent in the UK. Updated daily — verified 3 May 2026.
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-drama series The Unit. He starred in the Season Six 2 part Finale of Grey's Anatomy as the broken wido…
Michael O'Neill films streaming in the UK
Most-watched films featuring Michael O'Neill, available across UK streaming, rent and buy.
Michael O'Neill TV shows streaming in the UK
Selected TV credits featuring Michael O'Neill.
Full filmography
Every credit ScreenSearch indexes for Michael O'Neill, ranked by popularity. Click any title for UK streaming, rent and buy options.
- NCIS (2003) as Riley McCallister
- The Mentalist (2008) as Sheriff Nelson
- Grey's Anatomy (2005) as Gary Clark
- Criminal Minds (2005) as Det. Yarbough
- S.W.A.T. (2017) as Carl Luca
- CSI: Miami (2002) as Jerry Blackburn
- Prison Break (2005) as Herb Stanton
- 24 (2001) as Richard Walsh
- The X-Files (1993) as Patrol Captain Van Gelder
- NCIS: Los Angeles (2009) as Ret. U.S. Army General Richard Collins
- War of the Worlds (2025) as Secretary of Defense Walter Crystal
- Sons of Anarchy (2008) as Anthony Franklin
- Tracker (2024) as Buck Avery
- ER (1994) as Col. Ken Kilner
- JAG (1995) as Commander Bradley
- Fringe (2008) as Sheriff Velchik
- This Is Us (2016) as Arlo
- Ghost Whisperer (2005) as Nolan
- The West Wing (1999) as Ron Butterfield
- The Resident (2018) as Joshua Williams
- Without a Trace (2002) as Thomas Shannon
- Numb3rs (2005) as Boyd Keene
- Rizzoli & Isles (2010) as Jonathan McKnight
- Boston Legal (2004) as Dr. Robert McLean
- Scandal (2012) as Lonnie Mencken
- The Practice (1997) as Judge Robert Temple
- Chicago Hope (1994) as Bill Wyzinski
- Diagnosis: Murder (1993) as Sheriff Buck O'Hara
- Crossing Jordan (2001) as Chris Benz
- Tom Clancy's Jack Ryan (2018) as Senator Mitchell Chapin
- Millennium (1996) as County Prosecutor Calvin Smith
- Leverage (2008) as Judge Roy
- Bates Motel (2013) as Nick Ford
- Fire Country (2022) as Harlan Denbo
- Boston Public (2000) as Dr. Bernard Colbert
- Army Wives (2007) as Reverend Bankerd
- Roswell (1999) as Philip Evans
- The Unit (2006) as Ron Cheals
- Law & Order: LA (2010) as Jeb Monroe
- Close to Home (2005) as Don Wheeler
- Shooter (2016) as Ray Brooks
- Ally McBeal (1997) as Dr. Colbert
- The Glades (2010) as Trent Staley
- Extant (2014) as Alan Sparks
- Manhattan (2014) as Psychiatrist
- LAX (2004) as Alonso Mathews
- 11.22.63 (2016) as Arliss Price
- FlashForward (2009) as CIA Director Keller
- Commander in Chief (2005) as Congressman Wilcox
- Outer Range (2022) as Judge Pettigrew
- Rectify (2013) as Senator Roland Foulkes
- Messiah (2020) as Cameron Collier
- Happy Face (2025) as D.A. Craig Calloway
- Happy's Place (2024) as Jim Jackoway
- One West Waikiki (1994) Cast
- The Romanoffs (2018) as Ron Hopkins
- The Shining (1997) as Daniel Edwards (uncredited)
- Traffic (2000) as Lawyer Rodman
- Air (2023) as Joe Dean
- The Nine (2006) as Pete Burton
- Dallas Buyers Club (2013) as Richard Barkley
- Seabiscuit (2003) as Mr. Pollard
- Green Zone (2010) as Colonel Bethel
- Bride Hard (2025) as Frank
- Dreamcatcher (2003) as Gen. Matheson
- Transformers (2007) as Tom Banacheck
- J. Edgar (2011) as Senator McKellar
- Secondhand Lions (2003) as Ralph
- Sea of Love (1989) as Raymond Brown
- The Legend of Bagger Vance (2000) as O.B. Keeler
- Lorenzo's Oil (1992) as School Psychologist
- Echoes (2022) as Victor McCleary
- Jennifer Eight (1992) as Serato
- Ghost Story (1981) as Churchill
- The Emperor's Club (2002) Co-Producer
- Nothing But the Truth (2008) as CIA Director
- Bushwhacked (1995) as Jon Jordan
- The Mod Squad (1999) as Greene
- ATF (1999) as ATF Asst. Director Ben Walker
- Blind Justice (1994) as Spencer Heymen
Michael O'Neill — FAQ
Where can I watch Michael O'Neill films in the UK?
Michael O'Neill's films and TV shows are available across UK streaming services. Click any title in the filmography below to see exactly which UK service has it — Netflix, Amazon Prime Video, Disney+, Apple TV+, BBC iPlayer, ITVX, NOW, Sky, MUBI and more — updated daily.
What are Michael O'Neill's most popular films?
Most-watched Michael O'Neill films currently: War of the Worlds (2025), Traffic (2000), Air (2023), Dallas Buyers Club (2013), Seabiscuit (2003).
What TV shows has Michael O'Neill appeared in?
Selected TV credits: NCIS (2003), The Mentalist (2008), Grey's Anatomy (2005), Criminal Minds (2005), S.W.A.T. (2017).
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