About
Brian Timothy Geraghty (born May 13, 1974) is an American film and television actor, best known for his roles as Ronald Pergman on Big Sky, Dale on the series The Fugitive, Gene Colder on Briarpatch, Theodore Roosevelt on The Alienist, Police Officer Sean Roman on Chicago P.D., Specialist Owen Eldredge in the Academy Award-winning film The Hurt Locker, Tom Bogdan in We Are Marshall, Billy Hodge in The Guardian, and Fergus O'Donnell in Jarhead.
Known for
Law & OrderSeries • 1990
Law & Order: Special Victims UnitSeries • 1999
Chicago FireSeries • 2012
Chicago P.D.Series • 2014
Chicago MedSeries • 2015
The SopranosSeries • 1999
True BloodSeries • 2008
Boardwalk EmpireSeries • 2010
1923Series • 2022
Big SkySeries • 2020
The AlienistSeries • 2018
The Hurt LockerMovie • 2008
EdSeries • 2000
FlightMovie • 2012
Extremely Wicked, Shockingly Evil and VileMovie • 2019
The GuardianMovie • 2006
GaslitSeries • 2022
JarheadMovie • 2005
When a Stranger CallsMovie • 2006
Red Right HandMovie • 2024
BriarpatchSeries • 2020
The Stanford Prison ExperimentMovie • 2015
We Are MarshallMovie • 2006
The FugitiveSeries • 2020