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