Brían F. O'Byrne
Acting
Born: May 16, 1967 (age 59) · Mullagh, County Cavan, Ireland
Highest Rated
Biography
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.
Known for
Million Dollar Baby
2004
Law & Order: Special Victims Unit
1999
Conclave
2024
Before the Devil Knows You're Dead
2007
The Magicians
2015
No Reservations
2007
The International
2009
The New World
2005
Bandits
2001
The Last Ship
2014
Brooklyn's Finest
2010
The Wonder
2022
Photos (3)
Movies (30)
Conclave
O'Malley
Million Dollar Baby
Father Horvak
Dead of Winter
Tall Hunter
The International
The Consultant
Season of the Witch
Grandmaster (uncredited)
No Reservations
Sean
The New World
Lewes
Before the Devil Knows You're Dead
Bobby Lasorda
Bandits
Darill Miller
The Wonder
John Flynn
Brooklyn's Finest
Det. Ronny Rosario
My Salinger Year
Hugh
The Grey Zone
Interrogator
Bug
Dr. Sweet
Jimmy's Hall
Commander O'Keefe
Intermission
Mick
Sergio
Gil Loescher
Queen & Country
RSM Digby
Avenue X
Sonny
Easy
Mick McCabe
An Everlasting Piece
George
Gilded Lilys
Edwin Lily
Disco Pigs
Gerry
The Blackwater Lightship
Larry
The Last Bus Home
Jessop
Mapmaker
Richie Markey
Medeas
Ennis
Alexander Hamilton
Alexander Hamilton
The Fifth Province
Timmy
Twig
Leon
TV Shows (23)
Law & Order: Special Victims Unit
Liam Connors · 1 eps
American Experience
Alexander Hamilton · 1 eps
The Last Ship
Sean Ramsey · 8 eps
Oz
Padraic Connelly · 1 eps
The Magicians
Mayakovsky · 3 eps
Manhunt
Frank McAlpine · 5 eps
FlashForward
Aaron Stark · 22 eps
Task
Charlie Boylan
Brotherhood
Colin · 1 eps
Lincoln Rhyme: Hunt for the Bone Collector
The Bone Collector · 10 eps
Love/Hate
Inpector Mick Moynihan · 12 eps
Nightflyers
Auggie · 10 eps
Aquarius
Ken Karn · 13 eps
Prisoner
Harrison Dempsey · 6 eps
Mildred Pierce
Bert Pierce · 5 eps
Hallmark Hall of Fame
Larry · 1 eps
Prime Suspect
Reg Duffy · 13 eps
The Abandons
Walter Paxton · 7 eps
The Bastard Executioner
Baron Ventris · 1 eps
Hatton Garden
Basil · 4 eps
Little Boy Blue
Steve Jones · 4 eps
Saints & Strangers
John Billington · 2 eps
Amongst Women
Luke · 4 eps
