
Brían F. O'Byrne
Acting
🎂 1967-05-16
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.
Cast credits(47)

Liam Connors
1999

Mayakovsky
2015

Padraic Connelly
1997

Baron Ventris
2015

Frank McAlpine
2017

Aaron Stark
2009

Bert Pierce
2011

The Bone Collector
2020

Alexander Hamilton
1988

Larry
1951

Auggie
2018

Ken Karn
2015

2006

O'Malley
2024

Reg Duffy
2011

Inpector Mick Moynihan
2010

Steve Jones
2017

Father Horvak
2004

Sean
2007

Bobby Lasorda
2007

Darill Miller
2001

John Flynn
2022

Lewes
2005

Basil
2019

The Consultant
2009

Det. Ronny Rosario
2010

Gerry
2001

Mick
2003

Dr. Sweet
2007

Gil Loescher
2020

Interrogator
2001

John Billington
2015

Hugh
2020

Luke
1998

RSM Digby
2014

2025

Commander O'Keefe
2014

Ennis
2013

Mick McCabe
2003

George
2000

Alexander Hamilton
2007

Edwin Lily
2013

Leon
2024

Jessop
1997

Timmy
1997

Larry
2004

Richie Markey
2001