William Duffy
William Duffy is an actor.
Known for
A West Wing Special to Benefit When We All Vote
2020
Bosch
2015
Scandal
2012
Parenthood
2010
The Ascent
2010
The Mentalist
2008
Carpoolers
2007
Heroes
2006
Waist Deep
2006
Karla
2006
Criminal Minds
2005
It's Always Sunny in Philadelphia
2005
Sniper 3
2004
NCIS
2003
The O.C.
2003
American Dreams
2002
The Division
2001
The West Wing
1999
Blast from the Past
1999
Double Tap
1997
Betrayed by Love
1994
Hearts Afire
1992
Law & Order
1990
Beverly Hills, 90210
1990
The Two Jakes
1990
Loving
1970
Brainstorm
1965