Brían F. O'Byrne
Known For (12 TV Shows)
Love/Hate
as Mick Moynihan
Mildred Pierce
as Bert Pierce
FlashForward
as Aaron Stark
Mercy Street
as Allan Pinkerton
Hatton Garden
as Basil
Manhunt
as Frank McAlpine
Saints & Strangers
as John Billington, Sr.
Lincoln Rhyme: Hunt for the Bone Collector
as The Bone Collector
Aquarius
as Ken Karn
Little Boy Blue
as Steve Jones
Prime Suspect
as Detective Reg Duffy
Nightflyers
as Auggie