Image of Brían F. O'Byrne

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 Supporting Actor in a Miniseries or a Movie for his performance in Mildred Pierce as Bert Pierce.

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May 16, 1967 In Mullagh - County Cavan - Ireland
Movie/TV Credits:
First Appeared:
In the movie The Fifth Province
Latest Project:
Movie My Salinger Year 2021-01-14
Known For
Poster of The International
Poster of No Reservations
Poster of Alexander Hamilton
Poster of Million Dollar Baby
Movie The Fifth Province Timmy 2022
Movie My Salinger Year Hugh 2021-01-14
Series Lincoln Rhyme: Hunt for the Bone Collector The Bone Collector 2020-01-10
Movie Sergio Gil 2020-01-28
Series Hatton Garden Basil 2019-05-20
Series Nightflyers Auggie 2018-12-02
Series Little Boy Blue Steve Jones 2017-04-24
Series Manhunt Frank McAlpine 2017-08-01
Movie Exposed Quigg 2015-03-20
Series Aquarius Ken Karn 2015-05-28
Series The Magicians Mayakovsky 2015-12-16
Series Saints & Strangers John Billington 2015-11-22
Movie Queen & Country RSM Digby 2014-05-20
Movie Jimmy's Hall Commander O'Keefe 2014-05-30
Movie Medeas Ennis 2013-09-01
Series Prime Suspect Reg Duffy 2011-09-22
Series Mildred Pierce Bert Pierce 2011-03-27
Series Love/Hate Inpector Mick Moynihan 2010-10-03
Movie Brooklyn's Finest Ronny Rosario 2009-01-16
Movie The International The Consultant 2009-02-03
Series FlashForward Aaron Stark 2009-09-24
Movie Alexander Hamilton Alexander Hamilton 2007-05-14
Movie No Reservations Sean 2007-06-15
Movie Before the Devil Knows You're Dead Bobby Lasorda 2007-09-26
Series Brotherhood Unknown 2006-07-09
Movie Bug Dr. Sweet 2006-11-11
Movie Million Dollar Baby Father Horvak 2004-12-15
Movie Easy Mick McCabe 2003-09-10
Movie Intermission Mick 2003-11-28
Movie Disco Pigs Gerry 2001-10-05
Movie Mapmaker Richie Markey 2001-12-01
Movie Bandits Darill Miller 2001-10-12
Movie An Everlasting Piece George 2000-12-22
Series Law & Order: Special Victims Unit Unknown 1999-09-20
Series Amongst Women Luke 1998-07-15
Movie The Last Bus Home Jessop 1997-10-17
Series Oz Unknown 1997-07-12
Series Hallmark Hall of Fame Unknown 1951-12-24