Brian Geraghty
Acting
Biography
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.
Filmography 59
Movies (44)
The Luckiest Man in America2025Ed
Red Right Hand2024Sheriff Hollister
Blindfire2020Will Bishop
Faith2019Chris
Extremely Wicked, Shockingly Evil and Vile2019Florida Public Defender Dan Dowd
Avenues2019Jack
The Standoff at Sparrow Creek2019Noah
My Days of Mercy2018Weldon
Wildlike2015Uncle
Verbatim: The Ferguson Case2015Darren Wilson
The Identical2014William Hemsley
Loitering with Intent2014Devon
Date and Switch2014Lars
Kilimanjaro2013Doug
Ass Backwards2013Brian
Refuge2012Sam
10 Years2012Garrity
Heroes and Demons2012Dan (segment "The Second Bakery Attack")
Flight2012Ken Evans
ATM2012David Hargrove
Seven Days in Utopia2011Jake
The Second Bakery Attack2010Dan
Open House2010David
The Chameleon2010Brian Jansen
Bastard2010Man
Krews2010Henry McFarlin
Jake Gyllenhaal Challenges the Winner of the Nobel Peace Prize2010Fergus O'Donnell (archive footage)
Easier with Practice2009Davy Mitchell
The Hurt Locker2008Specialist Owen Eldridge
Love Lies Bleeding2008Duke
Shows (15)
19232022Zane Davis
Gaslit2022Peter
Big Sky2020Ronald Pergman
The Fugitive2020Dale
Briarpatch2020Gene Colder
The Alienist2018Theodore Roosevelt
Chicago Med2015Sean Roman
Chicago P.D.2014Sean Roman
Chicago Fire2012Sean Roman
Boardwalk Empire2010Agent Warren Knox
True Blood2008Brian Eller
Ed2000Ari
Law & Order: Special Victims Unit1999Peter Butler
The Sopranos1999Counter Boy
Law & Order1990Phillip Ludwick