- Known For
- Acting
- Born
- May 16, 1967
- Place of Birth
- Mullagh, County Cavan, Ireland
Brían F. O'Byrne
Brían Francis O'Byrne (born 16 May 1967) is an Irish actor who works mostly in the United States. He was born in Mullagh, County Cavan. O'Byrne first attracted notice for his performances in the Martin McDonagh plays The Beauty Queen of Leenane (1996) as Pato Dooley (for which he received a Tony Award nomination for Best Featured Actor in a Play) and The Lonesome West (1997). He is known for taking on serious and dramatic roles, such as a serial killer in Frozen (1998) (for which he won a Tony Award) and a priest accused of child molestation in Doubt (2004), for which he received a Tony nomination. O'Byrne also appeared as a priest in the 2004 film Million Dollar Baby. In May 2007, O'Byrne was nominated for a Tony Award for his performance as Alexander Herzen in Tom Stoppard's 2002 trilogy The Coast of Utopia. In 2011, he was nominated for the Primetime Emmy Award for Outstanding Suppor…
Filmography
tvPrisoner
2026 · Harrison Dempsey
tvThe Abandons
2025 · Walter Paxton
movieDead of Winter
2025 · Tall Hunter
movieConclave
2024 · O'Malley
movieTwig
2024 · Leon
movieThe Wonder
2022 · John Flynn
movieMy Salinger Year
2020 · Hugh
movieSergio
2020 · Gil Loescher
tvLincoln Rhyme: Hunt for the Bone Collector
2020 · The Bone Collector
tvHatton Garden
2019 · Basil
tvNightflyers
2018 · Auggie
tvManhunt
2017 · Frank McAlpine
tvLittle Boy Blue
2017 · Steve Jones
tvThe Magicians
2015 · Mayakovsky
tvSaints & Strangers
2015 · John Billington
tvThe Bastard Executioner
2015 · Baron Ventris
tvAquarius
2015 · Ken Karn
movieQueen & Country
2015 · RSM Digby
tvThe Last Ship
2014 · Sean Ramsey
movieJimmy's Hall
2014 · Commander O'Keefe
movieMedeas
2013 · Ennis
movieGilded Lilys
2013 · Edwin Lily
tvPrime Suspect
2011 · Reg Duffy
tvMildred Pierce
2011 · Bert Pierce
tvLove/Hate
2010 · Inpector Mick Moynihan
movieBrooklyn's Finest
2010 · Det. Ronny Rosario
tvFlashForward
2009 · Aaron Stark
movieThe International
2009 · The Consultant
movieBefore the Devil Knows You're Dead
2007 · Bobby Lasorda
movieNo Reservations
2007 · Sean
movieAlexander Hamilton
2007 · Alexander Hamilton
movieBug
2007 · Dr. Sweet
tvBrotherhood
2006 · Colin
movieThe New World
2005 · Lewes
movieMillion Dollar Baby
2004 · Father Horvak
movieThe Blackwater Lightship
2004 · Larry
movieEasy
2003 · Mick McCabe
movieIntermission
2003 · Mick
movieMapmaker
2001 · Richie Markey
movieBandits
2001 · Darill Miller
movieDisco Pigs
2001 · Gerry
movieThe Grey Zone
2001 · Interrogator
movieAn Everlasting Piece
2000 · George
tvLaw & Order: Special Victims Unit
1999 · Liam Connors
tvAmongst Women
1998 · Luke
movieThe Fifth Province
1997 · Timmy
movieThe Last Bus Home
1997 · Jessop
tvOz
1997 · Padraic Connelly
movieAvenue X
1993 · Sonny
tvAmerican Experience
1988 · Alexander Hamilton
tvHallmark Hall of Fame
1951 · Larry
movieOne Sweet Hour
— · Colum Byrne
Seahorse
movieSeahorse
— · George