Acting
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.
Filmography
One Sweet Hour
Film · 2026
Prisoner
Series · 2026
Dead of Winter
Film · 2025
Task
Series · 2025
The Abandons
Series · 2025
Twig
Film · 2024
Conclave
Film · 2024
The Wonder
Film · 2022
Sergio
Film · 2020
My Salinger Year
Film · 2020
Lincoln Rhyme: Hunt for the Bone Collector
Series · 2020
Hatton Garden
Series · 2019
Nightflyers
Series · 2018
Little Boy Blue
Series · 2017
Manhunt
Series · 2017
Queen & Country
Film · 2015
Aquarius
Series · 2015
Saints & Strangers
Series · 2015
The Bastard Executioner
Series · 2015
The Magicians
Series · 2015
Jimmy's Hall
Film · 2014
The Last Ship
Series · 2014
Medeas
Film · 2013
Gilded Lilys
Film · 2013
Season of the Witch
Film · 2011
Mildred Pierce
Series · 2011
Prime Suspect
Series · 2011
Brooklyn's Finest
Film · 2010
Love/Hate
Series · 2010
The International
Film · 2009
FlashForward
Series · 2009
No Reservations
Film · 2007
Before the Devil Knows You're Dead
Film · 2007
Bug
Film · 2007
Alexander Hamilton
Film · 2007
Brotherhood
Series · 2006
The New World
Film · 2005
Million Dollar Baby
Film · 2004
The Blackwater Lightship
Film · 2004
Easy
Film · 2003
Intermission
Film · 2003
Bandits
Film · 2001
Disco Pigs
Film · 2001
The Grey Zone
Film · 2001
Mapmaker
Film · 2001
An Everlasting Piece
Film · 2000
Law & Order: Special Victims Unit
Series · 1999
Amongst Women
Series · 1998
The Last Bus Home
Film · 1997
The Fifth Province
Film · 1997
Oz
Series · 1997
Avenue X
Film · 1993
American Experience
Series · 1988
Hallmark Hall of Fame
Series · 1951
Seahorse
Film