Brian Geraghty
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.
58 acting credits
Acting · 58
Law & Order: Special Victims Unit
1999
Law & Order
1990
Chicago Fire
2012
Chicago P.D.
2014
The Sopranos
1999
Chicago Med
2015
True Blood
2008
Boardwalk Empire
2010
1923
2022
Big Sky
2020
Ed
2000
The Alienist
2018
Gaslit
2022
The Hurt Locker
2008
Jarhead
2005
Flight
2012
The Fugitive
2020
Briarpatch
2020
The Guardian
2006
Extremely Wicked, Shockingly Evil and Vile
2019
Bobby
2006
When a Stranger Calls
2006
An American Crime
2007
Red Right Hand
2024
We Are Marshall
2006
Art School Confidential
2006
The Luckiest Man in America
2025
I Know Who Killed Me
2007
My Days of Mercy
2018
10 Years
2012
ATM
2012
Blindfire
2020
Jake Gyllenhaal Challenges the Winner of the Nobel Peace Prize
2010
Date and Switch
2014
Cruel World
2006
Wildlike
2015
Conversations with Other Women
2006
Heroes and Demons
2012
Seven Days in Utopia
2011
Ass Backwards
2013
Krews
2010
The Standoff at Sparrow Creek
2019
Love Lies Bleeding
2008
The Identical
2014
The Elder Son
2006
Bastard
2010
Kockroach
—
Refuge
2012
Loitering with Intent
2014
Avenues
2019
Open House
2010
The Chameleon
2010
Kilimanjaro
2013
Easier with Practice
2009
Faith
2019
Town Diary
2002
The Second Bakery Attack
2010
Verbatim: The Ferguson Case
2015