Brian F. O'Byrne

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Known For


Cast Credits

Saints & Strangers (2015)
Starring as John Billington, Sr. (2 episodes)
The Bastard Executioner (2015)
Guest starring as Baron Ventris (3 episodes)
The Magicians (2015)
Guest starring as Mayakovsky
Aquarius (2015)
Starring as Ken Karn (21 episodes)
The Last Ship (2014)
Guest starring as Sean (7 episodes)
Mildred Pierce (2011)
Starring as Bert Pierce
Prime Suspect (2011)
Starring as Reg Duffy (12 episodes)
Love/Hate (2010)
Starring as Mick Moynihan
FlashForward (2009)
Starring as Aaron Stark
Law & Order: Special Victims Unit (1999)
Guest starring as Liam Connors
  • Episode 6x16: Ghost (Feb 22, 2005)