Movies (Acting Roles)
![Air Poster of Air](//es.actoragecheck.com/image/Lzc2QUtRUGRIM004Y3ZzRlI5SzhKc096VmxZNS5qcGcAACh231.jpg)
Air
Michael O'Neill was 75 in Air as 'Joe Dean'.Movie Released: Wed, Apr 05 2023
![Cold Call Poster of Cold Call](//es.actoragecheck.com/image/L3oyWHd1c1VmaXhzVUtGbXZ0TmNGa0Q3bjQ3bi5qcGcAACh231.jpg)
Cold Call
Michael O'Neill was 73 in Cold Call as 'Christian'.Movie Released: Thu, Feb 04 2021
![The Stand at Paxton County Poster of The Stand at Paxton County](//es.actoragecheck.com/image/L2xPMTJWT1Q2azFoQmxuOUFPUGdEYWRsbUJLYi5qcGcAACh231.jpg)
The Stand at Paxton County
Michael O'Neill was 72 in The Stand at Paxton County as 'Dell Connelly'.Movie Released: Sat, May 02 2020
![Clemency Poster of Clemency](//es.actoragecheck.com/image/L2MwM21BNkdZUnFjUkxneFhRcEtjWVdFS3hSbi5qcGcAACh231.jpg)
Clemency
Michael O'Neill was 72 in Clemency as 'Chaplain David Kendricks'.Movie Released: Fri, Dec 27 2019
![Indivisible Poster of Indivisible](//es.actoragecheck.com/image/L25Ib1Y4TGJyRFBHQlpwMFFTbDlTMEppdzR0Zy5qcGcAACh231.jpg)
Indivisible
Michael O'Neill was 71 in Indivisible as 'Chaplain Rogers'.Movie Released: Fri, Oct 26 2018
![Danger One Poster of Danger One](//es.actoragecheck.com/image/L21HNk1OYTlmUjZMSU9hSmhrSk9OZmxwR1B2Qi5qcGcAACh231.jpg)
Danger One
Michael O'Neill was 71 in Danger One as 'Beckwith'.Movie Released: Fri, Sep 14 2018
![The Grim Sleeper Poster of The Grim Sleeper](//es.actoragecheck.com/image/L29xVTNsQ01LRFdidWxWdEVaTU1uNmM3Uzk3bS5qcGcAACh231.jpg)
The Grim Sleeper
Michael O'Neill was 66 in The Grim Sleeper as 'Detective Simms'.Movie Released: Sat, Mar 15 2014
![Dallas Buyers Club Poster of Dallas Buyers Club](//es.actoragecheck.com/image/LzdGZGg3Z1VxM3BsdlFxeFJiTlloV3ZEQUJYQS5qcGcAACh231.jpg)
Dallas Buyers Club
Michael O'Neill was 66 in Dallas Buyers Club as 'Richard Barkley'.Movie Released: Fri, Nov 01 2013
![J. Edgar Poster of J. Edgar](//es.actoragecheck.com/image/L2hXSEZQaEd2Q3ZmSGJaQ3hKU1IzbjZHc1hJZi5qcGcAACh231.jpg)
J. Edgar
Michael O'Neill was 64 in J. Edgar as 'Senator McKellar'.Movie Released: Wed, Nov 09 2011
![Green Zone Poster of Green Zone](//es.actoragecheck.com/image/L2VESk1GSThWUWlHYVkyTW9QZWtJWnRSWEtPTC5qcGcAACh231.jpg)
Green Zone
Michael O'Neill was 62 in Green Zone as 'Colonel Bethel'.Movie Released: Thu, Mar 11 2010
![Nothing But the Truth Poster of Nothing But the Truth](//es.actoragecheck.com/image/L3VlSlhLRzNQRm9EUEVoY0t0SWpQNTJmQ1JRNS5qcGcAACh231.jpg)
Nothing But the Truth
Michael O'Neill was 61 in Nothing But the Truth as 'CIA Director'.Movie Released: Fri, Dec 19 2008
![A Quiet Little Marriage Poster of A Quiet Little Marriage](//es.actoragecheck.com/image/L29oRUcxZjNWSmM3aUlnazhkdmczMDdtU2Z2RC5qcGcAACh231.jpg)
A Quiet Little Marriage
Michael O'Neill was 61 in A Quiet Little Marriage as 'Bruce'.Movie Released: Sat, Oct 18 2008
![Crazy Poster of Crazy](//es.actoragecheck.com/image/L3l6VWMwWjBTMlJjbHZmNG5WTWV5N21aT3B5MC5qcGcAACh231.jpg)
Crazy
Michael O'Neill was 60 in Crazy as 'Ralph Christianson'.Movie Released: Sun, Mar 02 2008
![Transformers Poster of Transformers](//es.actoragecheck.com/image/LzFQN3czQUltb0VPV0pYN25uM2ZkYUtEZkVRQS5qcGcAACh231.jpg)
Transformers
Michael O'Neill was 60 in Transformers as 'Tom Banacheck'.Movie Released: Wed, Jun 27 2007
![Around the Bend Poster of Around the Bend](//es.actoragecheck.com/image/LzlKY0hVNjhCd1BoNkZoU3dHcDlDdkh5TjdoMS5qcGcAACh231.jpg)
Around the Bend
Michael O'Neill was 57 in Around the Bend as 'Cowboy'.Movie Released: Fri, Oct 08 2004
![American Crime Poster of American Crime](//es.actoragecheck.com/image/L2wzdGM2a3JiWFFsQnZVeUJBVjNNV3JBRzloSy5qcGcAACh231.jpg)
American Crime
Michael O'Neill was 56 in American Crime as 'Sheriff Smyth'.Movie Released: Tue, Apr 06 2004
![Secondhand Lions Poster of Secondhand Lions](//es.actoragecheck.com/image/L21ZSU1NQW1hN0RDQUNSZmlHaEhBeWJQQWRLYS5qcGcAACh231.jpg)
Secondhand Lions
Michael O'Neill was 56 in Secondhand Lions as 'Ralph'.Movie Released: Fri, Sep 19 2003
![Seabiscuit Poster of Seabiscuit](//es.actoragecheck.com/image/LzVtN05mWnZ4WXNTbTJZQkNKMlZQUWY4emlLci5qcGcAACh231.jpg)
Seabiscuit
Michael O'Neill was 56 in Seabiscuit as 'Mr. Pollard'.Movie Released: Tue, Jul 22 2003
![Dreamcatcher Poster of Dreamcatcher](//es.actoragecheck.com/image/L2xMaHZ3TE5VNHBMZ3ZhTlJFVkZhUTRuM2xDZi5qcGcAACh231.jpg)
Dreamcatcher
Michael O'Neill was 55 in Dreamcatcher as 'General Matheson'.Movie Released: Fri, Mar 21 2003
![Traffic Poster of Traffic](//es.actoragecheck.com/image/L3Y2WXJmUjFlMk9VQVliWHJKN2h2M0VpR05jZy5qcGcAACh231.jpg)
Traffic
Michael O'Neill was 53 in Traffic as 'Lawyer Rodman'.Movie Released: Wed, Dec 27 2000
![ATF Poster of ATF](//es.actoragecheck.com/image/L29QN29taDFBdE9TSWN3NlhrZXVqeUdBMUVKaC5qcGcAACh231.jpg)
ATF
Michael O'Neill was 52 in ATF as 'ATF Asst. Director Ben Walker'.Movie Released: Mon, Sep 06 1999
![The Mod Squad Poster of The Mod Squad](//es.actoragecheck.com/image/LzdjMjBWRWJsTktrRGlCdUE2YkU2a2JlSHFIYS5qcGcAACh231.jpg)
The Mod Squad
Michael O'Neill was 51 in The Mod Squad as 'Greene'.Movie Released: Fri, Mar 26 1999
![Dancer, Texas Pop. 81 Poster of Dancer, Texas Pop. 81](//es.actoragecheck.com/image/L2toVjl6UGN2Z09qcnF3bGszZEkxbEdvalppYi5qcGcAACh231.jpg)
Dancer, Texas Pop. 81
Michael O'Neill was 50 in Dancer, Texas Pop. 81 as 'Mr. Lusk'.Movie Released: Fri, May 01 1998
![Virtual Obsession Poster of Virtual Obsession](//es.actoragecheck.com/image/L3dnU3JPZkVDcDQ1YzZGN2k3Uk1Ldmg1ZGlaTy5qcGcAACh231.jpg)
Virtual Obsession
Michael O'Neill was 50 in Virtual Obsession Movie Released: Sun, Feb 01 1998
![The Sunchaser Poster of The Sunchaser](//es.actoragecheck.com/image/L3l6UzA3VW5Ec1dHcmRmc0FnZzc1Z29aRk9XYS5qcGcAACh231.jpg)
The Sunchaser
Michael O'Neill was 49 in The Sunchaser as 'Agent Moreland'.Movie Released: Wed, May 29 1996
![Bushwhacked Poster of Bushwhacked](//es.actoragecheck.com/image/L2ozSDBQT3R2bDBUdDRNZWVzdnA3SFg2SnhBdi5qcGcAACh231.jpg)
Bushwhacked
Michael O'Neill was 48 in Bushwhacked as 'Jon Jordan'.Movie Released: Fri, Aug 04 1995
![Awake to Danger Poster of Awake to Danger](//es.actoragecheck.com/image/L3ZTN2F5b3JhejJIMXU2ZWVXTUpRZnpYaFRuVC5qcGcAACh231.jpg)
Awake to Danger
Michael O'Neill was 47 in Awake to Danger as 'Detective Brickman'.Movie Released: Sun, Mar 12 1995
![Beyond Betrayal Poster of Beyond Betrayal](//es.actoragecheck.com/image/L3VPeVI0UzJmSEZGeEtQQkJUOGRickl3QXJaUy5qcGcAACh231.jpg)
Beyond Betrayal
Michael O'Neill was 47 in Beyond Betrayal as 'Ray Pasquerello'.Movie Released: Tue, Oct 11 1994
![Blind Justice Poster of Blind Justice](//es.actoragecheck.com/image/L3hQT0tUNXViYmZXUlpEa25NTE1yTUxQZm9xZi5qcGcAACh231.jpg)
Blind Justice
Michael O'Neill was 47 in Blind Justice as 'Spencer Heymen'.Movie Released: Sat, Jun 25 1994
![For Their Own Good Poster of For Their Own Good](//es.actoragecheck.com/image/L2I1VDZ4WGJZdXkwTzJIS3JTN0FBUFVjbEl5Sy5qcGcAACh231.jpg)
For Their Own Good
Michael O'Neill was 45 in For Their Own Good as 'Clark Thompson'.Movie Released: Mon, Apr 05 1993
![Lorenzo's Oil Poster of Lorenzo's Oil](//es.actoragecheck.com/image/L3N1UmY1OXpSdTFoOFpxNEd4ZWtuNlVpTEdhTS5qcGcAACh231.jpg)
Lorenzo's Oil
Michael O'Neill was 45 in Lorenzo's Oil as 'School Psychologist'.Movie Released: Wed, Dec 30 1992
![Jennifer Eight Poster of Jennifer Eight](//es.actoragecheck.com/image/L3BNbGs4c3BFbGlSRDZocjRJTHM1dWJIZUJHVC5qcGcAACh231.jpg)
Jennifer Eight
Michael O'Neill was 45 in Jennifer Eight as 'Serato'.Movie Released: Fri, Nov 06 1992
![An Unremarkable Life Poster of An Unremarkable Life](//es.actoragecheck.com/image/L3RRTVRMaklDeThMQThneVNSSjcwWDVVbHEyVi5qcGcAACh231.jpg)
An Unremarkable Life
Michael O'Neill was 42 in An Unremarkable Life as 'Michael'.Movie Released: Thu, Oct 12 1989
![Sea of Love Poster of Sea of Love](//es.actoragecheck.com/image/L3ZKODhXbUoxMmVBSzlDUmIzY2dnbjlDSnRoSC5qcGcAACh231.jpg)
Sea of Love
Michael O'Neill was 42 in Sea of Love as 'Raymond Brown'.Movie Released: Fri, Sep 15 1989
![Ghost Story Poster of Ghost Story](//es.actoragecheck.com/image/L2F3bk4yazI3MjZ4cXpxc21kM1ljU2U2bFNqMC5qcGcAACh231.jpg)
Ghost Story
Michael O'Neill was 34 in Ghost Story as 'Churchill'.Movie Released: Fri, Dec 18 1981
![Bride Hard Poster of Bride Hard](//es.actoragecheck.com/lost-image.jpg)
Bride Hard
Michael O'Neill will be 77+ in Bride Hard Movie Released: Unreleased
![War of the Worlds Poster of War of the Worlds](//es.actoragecheck.com/lost-image.jpg)
War of the Worlds
Michael O'Neill will be 77+ in War of the Worlds Movie Released: Unreleased
TV Shows (Acting Roles)
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages![Happy's Place Poster of Happy's Place](//es.actoragecheck.com/image/L3N0T2pkaTBMVzdWeE9MMzJXRzNITGJhdXk2TC5qcGcAACh231.jpg)
Happy's Place
Michael O'Neill was 77+ in Happy's Place as 'Jim Jackoway'.TV Show Released: First Air Date
Fri, Oct 18 2024
![Fire Country Poster of Fire Country](//es.actoragecheck.com/image/LzZYbkEwMlZSRzRkaEJwVFpXR1p1WFFkWUdEVy5qcGcAACh231.jpg)
Fire Country
Michael O'Neill was 75+ in Fire Country as 'Harlan Denbo'.TV Show Released: First Air Date
Fri, Oct 07 2022
![Echoes Poster of Echoes](//es.actoragecheck.com/image/L2h6OFlHSVpFVEhKaFhZV0dhSHNGUFZ3VTRZVS5qcGcAACh231.jpg)
Echoes
Michael O'Neill was 75+ in Echoes as 'Victor McCleary'.TV Show Released: First Air Date
Fri, Aug 19 2022
![Outer Range Poster of Outer Range](//es.actoragecheck.com/image/LzlsZUdtSURhbXNXSkVMWXowcFprcjJFWFVGZi5qcGcAACh231.jpg)
Outer Range
Michael O'Neill was 74+ in Outer Range as 'Judge Pettigrew'.TV Show Released: First Air Date
Thu, Apr 14 2022
![Messiah Poster of Messiah](//es.actoragecheck.com/image/L3BzZW0yaks5R0dDMGc3ZGNqYjRONVNDWWIxdS5qcGcAACh231.jpg)
Messiah
Michael O'Neill was 72+ in Messiah as 'Cameron Collier'.TV Show Released: First Air Date
Wed, Jan 01 2020
![The Romanoffs Poster of The Romanoffs](//es.actoragecheck.com/image/L2NoWmptbkpoS3Q5bmxpUXk3Z3Z3SVBwN1FRbS5qcGcAACh231.jpg)
The Romanoffs
Michael O'Neill was 71+ in The Romanoffs as 'Ron Hopkins'.TV Show Released: First Air Date
Thu, Oct 11 2018
![Tom Clancy's Jack Ryan Poster of Tom Clancy's Jack Ryan](//es.actoragecheck.com/image/L2NPNHB5M0wzcTVHTlByQTBxcjF3VkRyb3NLMS5qcGcAACh231.jpg)
Tom Clancy's Jack Ryan
Michael O'Neill was 71+ in Tom Clancy's Jack Ryan as 'Senator Mitchell Chapin'.TV Show Released: First Air Date
Thu, Aug 30 2018
![The Resident Poster of The Resident](//es.actoragecheck.com/image/LzJJa1lRSmxUMjZ5WGVmMmlvdDdkaFJ0YXZTQy5qcGcAACh231.jpg)
The Resident
Michael O'Neill was 70+ in The Resident as 'Joshua Williams'.TV Show Released: First Air Date
Sun, Jan 21 2018
![S.W.A.T. Poster of S.W.A.T.](//es.actoragecheck.com/image/LzFyVEVjTHNuT29LWGZEZEdsYmcwUkhEdm9hRS5qcGcAACh231.jpg)
S.W.A.T.
Michael O'Neill was 70+ in S.W.A.T. as 'Carl Luca'.TV Show Released: First Air Date
Thu, Nov 02 2017
![Shooter Poster of Shooter](//es.actoragecheck.com/image/L29NbXF0YWZtNlJkbGthMWVqSmVDOUJEV3p5Ty5qcGcAACh231.jpg)
Shooter
Michael O'Neill was 69+ in Shooter as 'Ray Brooks'.TV Show Released: First Air Date
Tue, Nov 15 2016
![This Is Us Poster of This Is Us](//es.actoragecheck.com/image/L2h1eG1ZNkRtendwdjVRMmhuTmZ0MFVNSzd2Zi5qcGcAACh231.jpg)
This Is Us
Michael O'Neill was 69+ in This Is Us as 'Arlo'.TV Show Released: First Air Date
Tue, Sep 20 2016
![11.22.63 Poster of 11.22.63](//es.actoragecheck.com/image/LzFmSDQxY2NNS3ZnRFRiYmNDeFdXSDZmem5haC5qcGcAACh231.jpg)
11.22.63
Michael O'Neill was 68+ in 11.22.63 as 'Arliss Price'.TV Show Released: First Air Date
Mon, Feb 15 2016
![Manhattan Poster of Manhattan](//es.actoragecheck.com/image/L3FaZU16UDNtTkM5SmJ1ZmJTbVpZVDBaN3Jwai5qcGcAACh231.jpg)
Manhattan
Michael O'Neill was 67+ in Manhattan as 'Psychiatrist'.TV Show Released: First Air Date
Sun, Jul 27 2014
![Extant Poster of Extant](//es.actoragecheck.com/image/L25Gd3FIWG9QMUZ4RmJkOEc4ZFkxM3k5YmZBWC5qcGcAACh231.jpg)
Extant
Michael O'Neill was 67+ in Extant as 'Alan Sparks'.TV Show Released: First Air Date
Wed, Jul 09 2014
![Rectify Poster of Rectify](//es.actoragecheck.com/image/L3RtOW5RZTkxNjVjeWpuVHo4TkI1MGl6d2NwSi5qcGcAACh231.jpg)
Rectify
Michael O'Neill was 65+ in Rectify as 'Senator Roland Foulkes'.TV Show Released: First Air Date
Mon, Apr 22 2013
![Bates Motel Poster of Bates Motel](//es.actoragecheck.com/image/L3hYS2NmWkU3dWxZeGdqall2NTFzMHpERzY5cy5qcGcAACh231.jpg)
Bates Motel
Michael O'Neill was 65+ in Bates Motel as 'Nick Ford'.TV Show Released: First Air Date
Mon, Mar 18 2013
![Scandal Poster of Scandal](//es.actoragecheck.com/image/LzRYbUY4UE1TcXRIQ0dOb0wxNW9IYmpyNVp1Ty5qcGcAACh231.jpg)
Scandal
Michael O'Neill was 64+ in Scandal as 'Lonnie Mencken'.TV Show Released: First Air Date
Thu, Apr 05 2012
![Law & Order: LA Poster of Law & Order: LA](//es.actoragecheck.com/image/L214WVd2N1hlZVVxVDBpa1c5Y2NJeWplSktUUS5qcGcAACh231.jpg)
Law & Order: LA
Michael O'Neill was 63+ in Law & Order: LA as 'Jeb Monroe'.TV Show Released: First Air Date
Wed, Sep 29 2010
![Rizzoli & Isles Poster of Rizzoli & Isles](//es.actoragecheck.com/image/L3FRZ1RJc0k2aVd2NGpPM2tNNnRIV1ZzS0lJTS5qcGcAACh231.jpg)
Rizzoli & Isles
Michael O'Neill was 63+ in Rizzoli & Isles as 'Jonathan McKnight'.TV Show Released: First Air Date
Mon, Jul 12 2010
![The Glades Poster of The Glades](//es.actoragecheck.com/image/LzQ0bWtxMEtwT25ncEpTczIybTBMZFAzN0pwcC5qcGcAACh231.jpg)
The Glades
Michael O'Neill was 63+ in The Glades as 'Trent Staley'.TV Show Released: First Air Date
Sun, Jul 11 2010
![FlashForward Poster of FlashForward](//es.actoragecheck.com/image/LzdpdTJISjhaU05iQmdGTGk0MkpOY3VQakJheC5qcGcAACh231.jpg)
FlashForward
Michael O'Neill was 62+ in FlashForward as 'CIA Director Keller'.TV Show Released: First Air Date
Thu, Sep 24 2009
![NCIS: Los Angeles Poster of NCIS: Los Angeles](//es.actoragecheck.com/image/L1RJSWdjem53TmZOcjNLT1p2eG4yNmVLVjk5LmpwZw=AACh231.jpg)
NCIS: Los Angeles
Michael O'Neill was 62+ in NCIS: Los Angeles as 'Ret. U.S. Army General Richard Collins'.TV Show Released: First Air Date
Tue, Sep 22 2009
![Leverage Poster of Leverage](//es.actoragecheck.com/image/L3Q1S0pYb29CcUpMS1VDbHB2WXVTS05yY1lHeS5qcGcAACh231.jpg)
Leverage
Michael O'Neill was 61+ in Leverage as 'Judge Roy'.TV Show Released: First Air Date
Sun, Dec 07 2008
![The Mentalist Poster of The Mentalist](//es.actoragecheck.com/image/L2FjWVh1NEthRGoxTklrTWdPYm5oZTRDNGEwVC5qcGcAACh231.jpg)
The Mentalist
Michael O'Neill was 61+ in The Mentalist as 'Sheriff Nelson'.TV Show Released: First Air Date
Tue, Sep 23 2008
![Fringe Poster of Fringe](//es.actoragecheck.com/image/L3NZOWhnNWRMSjkzUkpPeUtFaXUxbkF0QlJORC5qcGcAACh231.jpg)
Fringe
Michael O'Neill was 61+ in Fringe as 'Sheriff Velchik'.TV Show Released: First Air Date
Tue, Sep 09 2008
![Sons of Anarchy Poster of Sons of Anarchy](//es.actoragecheck.com/image/L2tpeThCSHRJSEFzbGg4MXJ2RmNaNHdiTkdkWS5qcGcAACh231.jpg)
Sons of Anarchy
Michael O'Neill was 61+ in Sons of Anarchy as 'Anthony Franklin'.TV Show Released: First Air Date
Wed, Sep 03 2008
![The Nine Poster of The Nine](//es.actoragecheck.com/image/LzVGV3NCSzk2VThWVXl3T3VuMU4zNGNDVTdOai5qcGcAACh231.jpg)
The Nine
Michael O'Neill was 59+ in The Nine as 'Pete Burton'.TV Show Released: First Air Date
Wed, Oct 04 2006
![The Unit Poster of The Unit](//es.actoragecheck.com/image/L2Z0d2hYcWl6Y1ZSbzRwZ3FGblR5c1I5dEFJTS5qcGcAACh231.jpg)
The Unit
Michael O'Neill was 58+ in The Unit as 'Ron Cheals'.TV Show Released: First Air Date
Tue, Mar 07 2006
![Commander in Chief Poster of Commander in Chief](//es.actoragecheck.com/image/LzhJUVZDTUpxakFCYTlXQ0ZjYmFzUXlUYVZtTS5qcGcAACh231.jpg)
Commander in Chief
Michael O'Neill was 58+ in Commander in Chief as 'Congressman Wilcox'.TV Show Released: First Air Date
Tue, Sep 27 2005
![Ghost Whisperer Poster of Ghost Whisperer](//es.actoragecheck.com/image/L25JYm9YWENwb3JNTzlYc2txN1JzZjQ1WjZxVy5qcGcAACh231.jpg)
Ghost Whisperer
Michael O'Neill was 58+ in Ghost Whisperer as 'Nolan'.TV Show Released: First Air Date
Fri, Sep 23 2005
![Criminal Minds Poster of Criminal Minds](//es.actoragecheck.com/image/L3dMTVFlYmhUQXBtbjRGNkZ6ZzZGb3Zkd1Z2TC5qcGcAACh231.jpg)
Criminal Minds
Michael O'Neill was 58+ in Criminal Minds as 'Det. Yarbough'.TV Show Released: First Air Date
Thu, Sep 22 2005
![Prison Break Poster of Prison Break](//es.actoragecheck.com/image/LzVFMUJoa0NnakxCbHF4NTU3WjV5emNOMGk4OC5qcGcAACh231.jpg)
Prison Break
Michael O'Neill was 58+ in Prison Break as 'Herb Stanton'.TV Show Released: First Air Date
Mon, Aug 29 2005
![Grey's Anatomy Poster of Grey's Anatomy](//es.actoragecheck.com/image/LzdqRVZxWEMxNGJoZkF6U1Bncjg5NmRNZER2Ni5qcGcAACh231.jpg)
Grey's Anatomy
Michael O'Neill was 57+ in Grey's Anatomy as 'Gary Clark'.TV Show Released: First Air Date
Sun, Mar 27 2005
![LAX Poster of LAX](//es.actoragecheck.com/image/LzVIbU9kVjZnTU5PcDZrSVZYalRGZld4UmU5My5qcGcAACh231.jpg)
LAX
Michael O'Neill was 57+ in LAX as 'Alonso Mathews'.TV Show Released: First Air Date
Mon, Sep 13 2004
![NCIS Poster of NCIS](//es.actoragecheck.com/image/L21CY3U4ZDZ4NnpCMWVsM01QTmw3Y1pRRVEzMS5qcGcAACh231.jpg)
NCIS
Michael O'Neill was 56+ in NCIS as 'Riley McCallister'.TV Show Released: First Air Date
Tue, Sep 23 2003
![Without a Trace Poster of Without a Trace](//es.actoragecheck.com/image/L2lOaEUyODNpWTd4dFM4ekNqaFN4cFRmT3puMC5qcGcAACh231.jpg)
Without a Trace
Michael O'Neill was 55+ in Without a Trace as 'Thomas Shannon'.TV Show Released: First Air Date
Thu, Sep 26 2002
![24 Poster of 24](//es.actoragecheck.com/image/L2lxNnlyWjVMRURYZjFBckNPWUxxOFBJVUJwVi5qcGcAACh231.jpg)
24
Michael O'Neill was 54+ in 24 as 'Richard Welsh, Richard Walsh'.TV Show Released: First Air Date
Tue, Nov 06 2001
![Crossing Jordan Poster of Crossing Jordan](//es.actoragecheck.com/image/L2J5d0ZvSG9MWnZXMnZ4RGM3bjRUb0FLa1IweS5qcGcAACh231.jpg)
Crossing Jordan
Michael O'Neill was 54+ in Crossing Jordan as 'Chris Benz'.TV Show Released: First Air Date
Mon, Sep 24 2001
![Boston Public Poster of Boston Public](//es.actoragecheck.com/image/L3lVRU1mZXRscXdhYjdtT3pyWklvQU9Hd2ZLaS5qcGcAACh231.jpg)
Boston Public
Michael O'Neill was 53+ in Boston Public as 'Dr. Bernard Colbert'.TV Show Released: First Air Date
Mon, Oct 23 2000
![Roswell Poster of Roswell](//es.actoragecheck.com/image/LzQ3Q2FUcGFoNjJieGJBa1dBTkR6WmRKeGt4dy5qcGcAACh231.jpg)
Roswell
Michael O'Neill was 52+ in Roswell as 'Philip Evans'.TV Show Released: First Air Date
Wed, Oct 06 1999
![The West Wing Poster of The West Wing](//es.actoragecheck.com/image/L3lxRFdyNU5BRTdtMUlXcnlnWXdMeUVCNnBOMC5qcGcAACh231.jpg)
The West Wing
Michael O'Neill was 52+ in The West Wing as 'Ron Butterfield'.TV Show Released: First Air Date
Wed, Sep 22 1999
![The Shining Poster of The Shining](//es.actoragecheck.com/image/L1lUSDg1MURwUXhvV0ZSdTlnQVl3UE01Nll5LmpwZw=AACh231.jpg)
The Shining
Michael O'Neill was 49+ in The Shining as 'Daniel Edwards (uncredited)'.TV Show Released: First Air Date
Sun, Apr 27 1997
![Millennium Poster of Millennium](//es.actoragecheck.com/image/L2N0VEcydHBzM3RiY1l2RkFndUtnc2M2eThDNy5qcGcAACh231.jpg)
Millennium
Michael O'Neill was 49+ in Millennium as 'County Prosecutor Calvin Smith'.TV Show Released: First Air Date
Fri, Oct 25 1996
![JAG Poster of JAG](//es.actoragecheck.com/image/L3pQeUhwa0paNU8wOGxiZ3JRUUlST1h0YjN4ei5qcGcAACh231.jpg)
JAG
Michael O'Neill was 48+ in JAG as 'Commander Bradley'.TV Show Released: First Air Date
Sat, Sep 23 1995
![ER Poster of ER](//es.actoragecheck.com/image/L2Z1UzYzQW9GVGtwcmY4UEZlTDFmOHo2OHpKci5qcGcAACh231.jpg)
ER
Michael O'Neill was 47+ in ER as 'Col. Ken Kilner'.TV Show Released: First Air Date
Mon, Sep 19 1994
![Chicago Hope Poster of Chicago Hope](//es.actoragecheck.com/image/L3g4aWMzM3Q0TnVySnVsMW9YbXZLd0t0V0gyOC5qcGcAACh231.jpg)
Chicago Hope
Michael O'Neill was 47+ in Chicago Hope TV Show Released: First Air Date
Sun, Sep 18 1994
![One West Waikiki Poster of One West Waikiki](//es.actoragecheck.com/image/L2hXZmFSQmdRckpGRlh3Tnl0Rm9OM3J2czhzeC5qcGcAACh231.jpg)
One West Waikiki
Michael O'Neill was 47+ in One West Waikiki TV Show Released: First Air Date
Thu, Aug 04 1994
![Diagnosis: Murder Poster of Diagnosis: Murder](//es.actoragecheck.com/image/LzV5aG96ZVkyS2dZWFFRRTlrZmJpSXl5cFlpSS5qcGcAACh231.jpg)
Diagnosis: Murder
Michael O'Neill was 46+ in Diagnosis: Murder as 'Sheriff Buck O'Hara'.TV Show Released: First Air Date
Fri, Oct 29 1993
![The X-Files Poster of The X-Files](//es.actoragecheck.com/image/L3JjQngwcDhoNTFMSGNleWhxdVlNeGJzcEpRdS5qcGcAACh231.jpg)
The X-Files
Michael O'Neill was 46+ in The X-Files as 'Patrol Captain Van Gelder'.TV Show Released: First Air Date
Fri, Sep 10 1993