Brían F. O'Byrne
Acting
Born: 1967-05-16 · Mullagh, County Cavan, Ireland
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
🎬 Movies (20)
Dead of Winter
2025
Tall Hunter
Conclave
2024
O'Malley
Twig
2024
Leon
The Wonder
2022
John Flynn
My Salinger Year
2020
Hugh
Sergio
2020
Gil Loescher
Queen & Country
2015
RSM Digby
Jimmy's Hall
2014
Commander O'Keefe
Medeas
2013
Ennis
Gilded Lilys
2013
Edwin Lily
Brooklyn's Finest
2010
Det. Ronny Rosario
The International
2009
The Consultant
Before the Devil Knows You're Dead
2007
Bobby Lasorda
No Reservations
2007
Sean
Alexander Hamilton
2007
Alexander Hamilton
Bug
2007
Dr. Sweet
The New World
2005
Lewes
Million Dollar Baby
2004
Father Horvak
The Blackwater Lightship
2004
Larry
Easy
2003
Mick McCabe
📺 TV Shows (20)
Prisoner
2026
Harrison Dempsey
The Abandons
2025
Walter Paxton
Lincoln Rhyme: Hunt for the Bone Collector
2020
The Bone Collector
Hatton Garden
2019
Basil
Nightflyers
2018
Auggie
Manhunt
2017
Frank McAlpine
Little Boy Blue
2017
Steve Jones
The Magicians
2015
Mayakovsky
Saints & Strangers
2015
John Billington
The Bastard Executioner
2015
Baron Ventris
Aquarius
2015
Ken Karn
The Last Ship
2014
Sean Ramsey
Prime Suspect
2011
Reg Duffy
Mildred Pierce
2011
Bert Pierce
Love/Hate
2010
Inpector Mick Moynihan
FlashForward
2009
Aaron Stark
Brotherhood
2006
Colin
Law & Order: Special Victims Unit
1999
Liam Connors
Amongst Women
1998
Luke
Oz
1997
Padraic Connelly