Biography
William Duffy is an actor.
Acting 27
Bosch
2015
Scandal
2012
Parenthood
2010
The Ascent
2010
The Mentalist
2008
Carpoolers
2007
Heroes
2006
Waist Deep
2006
Karla
2006
Criminal Minds
2005
Sniper 3
2004
NCIS
2003
The O.C.
2003
American Dreams
2002
The Division
2001
The West Wing
1999
Double Tap
1997
Betrayed by Love
1994
Hearts Afire
1992
Law & Order
1990
The Two Jakes
1990
Loving
1970
Brainstorm
1965
Production 1
Death Game
1977