Michael O'Neill

Mostly Credited As: Michael O'Neill
Birth Name: Michael O'Neill
Country Of Birth:

USA
Birth Place: Montgomery, Alabama

TV Appearances

Main cast

Extant (2014)	As: Alvin Sparks (Season 1)
G.P. (1989)	As: Steve Harrison

Episode Cast Credits

11.22.63 (2016)
	• The Kill Floor	01x02: (Feb/22/2016)	As	Arliss Price
Battle Creek (2015)
	• Old Wounds	01x08: (Apr/26/2015)	As	Councilman Pritchett
Bates Motel (2013) Show all 8 episode cast credits
	• The Immutable Truth	02x10: (May/05/2014)	As	Nick Ford
	• The Box	02x09: (Apr/28/2014)	As	Nick Ford
	• Meltdown	02x08: (Apr/21/2014)	As	Nick Ford
	• Plunge	02x06: (Apr/07/2014)	As	Nick Ford
The Real Grim Sleeper (2014)
	• SPECIAL!	(Mar/15/2014)	As	Detective Simms
Rizzoli & Isles (2010)
	• Cold As Ice	04x08: (Aug/13/2013)	As	Jonathan McKnight
Rectify (2013)
	• Always There	01x01: (Apr/22/2013)	As	Senator Roland Foulkes
Necessary Roughness (2011) Show all 5 episode cast credits
	• Frozen Fish Sticks	02x12: (Jan/23/2013)	As	Hank Griffin
	• All the King's Horses	02x11: (Aug/29/2012)	As	Hank Griffin
	• Double Fault	02x10: (Aug/22/2012)	As	Hank Griffin
	• Might as Well Face it	02x09: (Aug/15/2012)	As	Hank Griffin
Vegas (2012)
	• Bad Seeds	01x07: (Nov/20/2012)	As	Mayor Ted Bennett
	• The Real Thing	01x06: (Nov/13/2012)	As	Mayor Ted Bennett
	• Solid Citizens	01x05: (Oct/30/2012)	As	Mayor Ted Bennett
	• Pilot	01x01: (Sep/25/2012)	As	Mayor Ted Bennett
NCIS (2003)
	• Life Before His Eyes	09x14: (Feb/07/2012)	As	Former NCIS Special Agent Riley McCallister
	• Enemies Domestic (2)	08x09: (Nov/23/2010)	As	Former NCIS Special Agent Riley McCallister
	• Enemies Foreign (1)	08x08: (Nov/16/2010)	As	Former NCIS Special Agent Riley McCallister
CSI: Miami (2002)
	• Friendly Fire	10x12: (Jan/08/2012)	As	Jerry Blackburn
Law & Order: Los Angeles (2010)
	• Hollywood	01x01: (Sep/29/2010)	As	Attorney Jeb Monroe
Miami Medical (2010)
	• Down to the Bone	01x12: (Jun/25/2010)	As	Dr. Bruce Kaye
	• 88 Seconds	01x02: (Apr/09/2010)	As	Dr. Bruce Kaye
Grey's Anatomy (2005)
	• Death and All His Friends	06x24: (May/20/2010)	As	Gary Clark (The Shooter)
	• Sanctuary	06x23: (May/20/2010)	As	Gary Clark (Man With The Gun)
	• How Insensitive	06x21: (May/06/2010)	As	Gary Clark (Husband of Dead Patient Alison, Suing The Hospital)
	• Sympathy for the Parents	06x19: (Apr/01/2010)	As	Gary Clark (Husband of Patient Alison)
Fringe (2008)
	• Johari Window	02x12: (Jan/14/2010)	As	Sheriff Paul Velchik
Numb3rs (2005)
	• Scratch	06x11: (Jan/08/2010)	As	Boyd Keene
Sons of Anarchy (2008)
	• Fa Guan	02x09: (Nov/03/2009)	As	Judge
FlashForward (2009)
	• Gimme Some Truth	01x05: (Oct/22/2009)	As	Director Keller
Army Wives (2007)
	• Family Readiness	03x06: (Jul/12/2009)	As	Reverend Bankard
	• Disengagement	03x05: (Jul/05/2009)	As	Reverend Bankard
Ghost Whisperer (2005)
	• Ghost Busted	04x16: (Feb/27/2009)	As	Male Ghost
Leverage (2008)
	• The Bank Shot Job	01x05: (Dec/30/2008)	As	Judge Roy
My Own Worst Enemy (2008)
	• Love In All The Wrong Places	01x08: (Dec/08/2008)	As	Alexander DeSantos
The Mentalist (2008)
	• Redwood	01x05: (Oct/28/2008)	As	Sheriff Nelson
Prison Break (2005)
	• Shut Down	04x03: (Sep/08/2008)	As	Herb Stanton, [Co-Guest Stars]
Women's Murder Club (2007)
	• Never Tell	01x13: (May/13/2008)	As	FBI Agent Ted Thorne
Criminal Minds (2005)
	• About Face	03x06: (Oct/31/2007)	As	Detective Yarbough
K-Ville (2007)
	• Critical Mass	01x05: (Oct/22/2007)	As	Father Dennehy
The Unit (2006) (2006) Show all 7 episode cast credits
	• Pandemonium, Part 1	03x01: (Sep/25/2007)	As	Ron Cheals
	• Paradise Lost	02x23: (May/08/2007)	As	Sergeant Ron Cheals
	• Off the Meter	02x07: (Nov/07/2006)	As	Ron Cheals
	• Exposure	01x11: (May/09/2006)	As	Ron Cheals
Lincoln Heights (2007)
	• Suspicion	01x02: (Jan/15/2007)	As	Captain
3 Lbs. (2006)
	• Lost For Words	01x01: (Nov/14/2006)	As	James Wills
The Nine (2006)
	• All About Eva	01x05: (Nov/01/2006)	As	Pete Burton
	• Brother's Keeper	01x04: (Oct/25/2006)	As	Pete Burton
	• What's Your Emergency?	01x03: (Oct/18/2006)	As	Pete Burton
	• Pilot	01x01: (Oct/04/2006)	As	Pete
The West Wing (1999) Show all 16 episode cast credits
	• Tomorrow	07x22: (May/14/2006)	As	Ron Butterfield
	• The Last Hurrah	07x20: (Apr/30/2006)	As	Ron Butterfield
	• No Exit	05x20: (Apr/28/2004)	As	Ron Butterfield
	• Jefferson Lives	05x03: (Oct/08/2003)	As	Ron Butterfield
Close To Home (2005)
	• The Rapist Next Door	01x13: (Jan/27/2006)	As	Don Wheeler
Commander In Chief (2005)
	• First Strike	01x03: (Oct/11/2005)	As	Congressman Wilcox
JAG (1995)
	• Fair Winds and Following Seas	10x22: (Apr/29/2005)	As	Maj. Gen. Harold Rossing
	• Shakedown	04x18: (Mar/30/1999)	As	Cmdr. Bradley
ER (1994)
	• Here and There	11x16: (Feb/24/2005)	As	Col. Ken Kilner
Cold Case (2003)
	• Revolution	02x14: (Feb/20/2005)	As	Warren Cousins ('05
Boston Legal (2004)
	• It Girls and Beyond	01x13: (Jan/23/2005)	As	Dr. Robert McLean
LAX (2004)
	• Unscheduled Arrivals	01x06: (Oct/18/2004)	As	Alonso Mathers
Crossing Jordan (2001)
	• Out of Sight	04x02: (Oct/03/2004)	As	Chris Benz
Judging Amy (1999)
	• My Little Runaway	05x22: (May/11/2004)	As	Dave Sherman
Carnivale (2003)
	• Tipton	01x03: (Sep/28/2003)	As	Sheriff Lyle Donovan
Without a Trace (2002)
	• Silent Partner	01x06: (Oct/31/2002)	As	Thomas Shannon
Ally McBeal (1997)
	• All of Me	05x21: (May/13/2002)	As	Dr. Colbert
Boston Public (2000)
	• Chapter Thirty-One	02x09: (Jan/14/2002)	As	Dr. Bernard Colbert
	• Chapter Twenty-Eight	02x06: (Dec/03/2001)	As	Dr. Bernard Colbert
	• Chapter Twenty-Seven	02x05: (Nov/26/2001)	As	Dr. Bernard Colbert
	• Chapter Twenty-Four	02x02: (Nov/05/2001)	As	Dr. Bernard Colbert
24 (2001)
	• 1:00 A.M.-2:00 A.M.	01x02: (Nov/13/2001)	As	Richard Walsh
	• 12:00 A.M.-1:00 A.M.	01x01: (Nov/06/2001)	As	Richard Walsh
Diagnosis Murder (1993)
	• No Good Deed	08x19: (Apr/27/2001)	As	Sheriff Buck O'Hara
NYPD Blue (1993)
	• Peeping Tommy	08x11: (Mar/20/2001)	As	Capt. Chuck Dowling
Chicago Hope (1994)
	• Everybody's Special at Chicago Hope	06x21: (Apr/27/2000)	As	Bill Wyzinski
Roswell (1999)
	• The Morning After	01x02: (Oct/13/1999)	As	Philip Evans
The X-Files (1993)
	• Drive	06x02: (Nov/15/1998)	As	Patrol Captain
Millennium (1996)
	• Covenant	01x16: (Mar/21/1997)	As	County Prosecutor Calvin Smith
The Pretender (1996)
	• The Better Part Of Valor	01x10: (Jan/11/1997)	As	Captain Harrigan
Picket Fences (1992)
	• System Down	02x18: (Apr/01/1994)	As	Juror
L.A. Law (1986)
	• My Friend Flicker	07x05: (Nov/19/1992)	As	Mr. Moran