Brían F. O'Byrne

Brían F. O'Byrne

Acting

Born:
1967-05-16
Place of birth:
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 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

Filmography

One Sweet Hour

One Sweet Hour

2026Colum Byrne
Movie
Prisoner

Prisoner

5.92026Harrison Dempsey
TV
The Abandons

The Abandons

5.92025Walter Paxton
TV
Dead of Winter

Dead of Winter

6.52025Tall Hunter
Movie
Task

Task

7.02025Charlie Boylan
TV
Conclave

Conclave

7.22024O'Malley
Movie
Twig

Twig

2024Leon
Movie
The Wonder

The Wonder

6.62022John Flynn
Movie
My Salinger Year

My Salinger Year

6.32020Hugh
Movie
Sergio

Sergio

6.52020Gil Loescher
Movie
Lincoln Rhyme: Hunt for the Bone Collector

Lincoln Rhyme: Hunt for the Bone Collector

7.42020The Bone Collector
TV
Hatton Garden

Hatton Garden

6.02019Basil
TV
Nightflyers

Nightflyers

5.72018Auggie
TV
Manhunt

Manhunt

7.62017Frank McAlpine
TV
Little Boy Blue

Little Boy Blue

7.62017Steve Jones
TV
The Magicians

The Magicians

7.62015Mayakovsky
TV
Saints & Strangers

Saints & Strangers

6.42015John Billington
TV
The Bastard Executioner

The Bastard Executioner

5.72015Baron Ventris
TV
Aquarius

Aquarius

6.62015Ken Karn
TV
Queen & Country

Queen & Country

6.12015RSM Digby
Movie
The Last Ship

The Last Ship

6.92014Sean Ramsey
TV
Jimmy's Hall

Jimmy's Hall

6.72014Commander O'Keefe
Movie
Medeas

Medeas

5.72013Ennis
Movie
Gilded Lilys

Gilded Lilys

8.02013Edwin Lily
Movie
Prime Suspect

Prime Suspect

6.32011Reg Duffy
TV
Mildred Pierce

Mildred Pierce

7.02011Bert Pierce
TV
Season of the Witch

Season of the Witch

5.52011Grandmaster (uncredited)
Movie
Love/Hate

Love/Hate

7.52010Inpector Mick Moynihan
TV
Brooklyn's Finest

Brooklyn's Finest

6.32010Det. Ronny Rosario
Movie
FlashForward

FlashForward

7.02009Aaron Stark
TV
The International

The International

6.32009The Consultant
Movie
Before the Devil Knows You're Dead

Before the Devil Knows You're Dead

7.12007Bobby Lasorda
Movie
No Reservations

No Reservations

6.72007Sean
Movie
Alexander Hamilton

Alexander Hamilton

5.62007Alexander Hamilton
Movie
Bug

Bug

6.12007Dr. Sweet
Movie
Brotherhood

Brotherhood

6.82006Colin
TV
The New World

The New World

6.52005Lewes
Movie
Million Dollar Baby

Million Dollar Baby

8.02004Father Horvak
Movie
The Blackwater Lightship

The Blackwater Lightship

6.12004Larry
Movie
Easy

Easy

5.72003Mick McCabe
Movie
Intermission

Intermission

6.22003Mick
Movie
Mapmaker

Mapmaker

9.02001Richie Markey
Movie
Bandits

Bandits

6.32001Darill Miller
Movie
Disco Pigs

Disco Pigs

5.82001Gerry
Movie
The Grey Zone

The Grey Zone

6.62001Interrogator
Movie
An Everlasting Piece

An Everlasting Piece

5.92000George
Movie
Law & Order: Special Victims Unit

Law & Order: Special Victims Unit

8.01999Liam Connors
TV
Amongst Women

Amongst Women

7.01998Luke
TV
The Fifth Province

The Fifth Province

6.01997Timmy
Movie
The Last Bus Home

The Last Bus Home

3.01997Jessop
Movie
Oz

Oz

8.01997Padraic Connelly
TV
Avenue X

Avenue X

8.01993Sonny
Movie
American Experience

American Experience

6.51988Alexander Hamilton
TV
Hallmark Hall of Fame

Hallmark Hall of Fame

8.81951Larry
TV
Seahorse

Seahorse

George
Movie