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Brían F. O'Byrne

Brían F. O'Byrne

Known for acting

32 credits in the catalog. Only top-billed cast and key crew are tracked.

Acting 32

2026PrisonerTV as Harrison Dempsey · 6 ep6.035 votes
2025Dead of Winter as Tall Hunter6.5504 votes
2025The AbandonsTV as Walter Paxton · 7 ep5.9124 votes
2024Conclave as O'Malley7.23.7K votes
2020Lincoln Rhyme: Hunt for the Bone CollectorTV as The Bone Collector · 10 ep7.4149 votes
2020My Salinger Year as Hugh6.3208 votes
2020Sergio as Gil Loescher6.6367 votes
2019Hatton GardenTV as Basil · 4 ep6.016 votes
2018NightflyersTV as Auggie · 10 ep5.7228 votes
2017Little Boy BlueTV as Steve Jones · 4 ep7.644 votes
2015AquariusTV as Ken Karn · 13 ep6.5192 votes
2015Queen & Country as RSM Digby6.174 votes
2015Saints & StrangersTV as John Billington · 2 ep6.428 votes
2014Jimmy's Hall as Commander O'Keefe6.7214 votes
2013Medeas as Ennis5.724 votes
2011Mildred PierceTV as Bert Pierce · 5 ep7.0276 votes
2011Prime SuspectTV as Reg Duffy · 13 ep6.342 votes
2010Brooklyn's Finest as Det. Ronny Rosario6.31K votes
2010Love/HateTV as Inpector Mick Moynihan · 12 ep7.547 votes
2009FlashForwardTV as Aaron Stark · 22 ep7.0571 votes
2009The International as The Consultant6.31.5K votes
2007Before the Devil Knows You're Dead as Bobby Lasorda7.11.8K votes
2007Bug as Dr. Sweet6.1650 votes
2007No Reservations as Sean6.71.6K votes
2004Million Dollar Baby as Father Horvak8.011K votes
2004The Blackwater Lightship as Larry6.114 votes
2003Easy as Mick McCabe5.733 votes
2003Intermission as Mick6.2181 votes
2001Bandits as Darill Miller6.31.2K votes
2001Disco Pigs as Gerry5.878 votes
2001The Grey Zone as Interrogator6.6185 votes
2000An Everlasting Piece as George5.910 votes