
Brían F. O'Byrne
ActingAbout 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.
Best Brían F. O'Byrne Movies Ranked
Must-watch hits from Brían F. O'Byrne's career based on audience ratings.
Complete Filmography & Success Status
Tracking the career evolution and box office verdicts of Brían F. O'Byrne.
| Year | Movie | Character | Success | More |
|---|---|---|---|---|
| 2025 | Dead of Winter | Tall Hunter | Average | Similar → |
| 2024 | Conclave | O'Malley | Hit | Similar → |
| 2024 | Twig | Leon | Flop | Similar → |
| 2022 | The Wonder | John Flynn | Hit | Similar → |
| 2020 | My Salinger Year | Hugh | Average | Similar → |
| 2020 | Sergio | Gil Loescher | Hit | Similar → |
| 2015 | Queen & Country | RSM Digby | Average | Similar → |
| 2014 | Jimmy's Hall | Commander O'Keefe | Hit | Similar → |
| 2013 | Medeas | Ennis | Average | Similar → |
| 2013 | Gilded Lilys | Edwin Lily | Flop | Similar → |
| 2010 | Brooklyn's Finest | Det. Ronny Rosario | Average | Similar → |
| 2009 | The International | The Consultant | Average | Similar → |
| 2007 | Before the Devil Knows You're Dead | Bobby Lasorda | Hit | Similar → |
| 2007 | No Reservations | Sean | Hit | Similar → |
| 2007 | Alexander Hamilton | Alexander Hamilton | Average | Similar → |
| 2007 | Bug | Dr. Sweet | Average | Similar → |
| 2005 | The New World | Lewes | Hit | Similar → |
| 2004 | Million Dollar Baby | Father Horvak | Super Hit | Similar → |
| 2004 | The Blackwater Lightship | Larry | Average | Similar → |
| 2003 | Easy | Mick McCabe | Average | Similar → |
| 2003 | Intermission | Mick | Average | Similar → |
| 2001 | Mapmaker | Richie Markey | Flop | Similar → |
| 2001 | Bandits | Darill Miller | Average | Similar → |
| 2001 | Disco Pigs | Gerry | Average | Similar → |
| 2001 | The Grey Zone | Interrogator | Hit | Similar → |
| 2000 | An Everlasting Piece | George | Average | Similar → |
| 1997 | The Fifth Province | Timmy | Average | Similar → |
| 1997 | The Last Bus Home | Jessop | Flop | Similar → |
Brían F. O'Byrne - Frequently Asked Questions
What is the best movie of Brían F. O'Byrne?
According to audience ratings, the best movie starring Brían F. O'Byrne is "Million Dollar Baby" with a rating of 8.0/10.
How many movies has Brían F. O'Byrne acted in?
Brían F. O'Byrne has been featured in at least 28 major films throughout their career.
What are some other popular movies by Brían F. O'Byrne?
Other notable films include "Conclave", "Before the Devil Knows You're Dead", and "No Reservations".




