Dennis Flanagan is an actor.
Snakeeater
2024
Pray for Morning
2006
The Red Robin
2014
Law & Order
1990
Law & Order: Special Victims Unit
1999
The Blacklist
2013
Chicago P.D.
FBI
2018
Elementary
2012
Person of Interest
2011
Charmed
1998
The Good Wife
2009
Blindspot
2015
Banshee
New Amsterdam
Ozark
2017
Prodigal Son
2019
Big Dogs
2020
