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William Duffy
William Duffy is an actor.
Notable Appearances
The Mentalist
The Mentalist
★ 8.4
2008
Law & Order
Law & Order
★ 7.3
1990
Criminal Minds
Criminal Minds
★ 8.3
2005
NCIS
NCIS
★ 7.6
2003
Movies
Blast from the Past
Blast from the Past
★ 6.8
1999
Sniper 3
Sniper 3
★ 5.5
2004
Waist Deep
Waist Deep
★ 6.4
2006
The Two Jakes
The Two Jakes
★ 6.0
1990
Karla
Karla
★ 5.4
2006
Double Tap
Double Tap
★ 5.1
1997
Brainstorm
Brainstorm
★ 6.1
1965
A West Wing Special to Benefit When We All Vote
A West Wing Special to Benefit When We All Vote
★ 7.9
2020
Loving
Loving
★ 6.0
1970
Betrayed by Love
Betrayed by Love
★ 6.5
1994
The Ascent
The Ascent
★ 3.2
2010
TV Shows
The West Wing
The West Wing
★ 8.3
1999
It's Always Sunny in Philadelphia
It's Always Sunny in Philadelphia
★ 8.3
2005
Bosch
Bosch
★ 7.9
2015
Scandal
Scandal
★ 7.2
2012
Beverly Hills, 90210
Beverly Hills, 90210
★ 7.3
1990
Heroes
Heroes
★ 7.5
2006
The O.C.
The O.C.
★ 7.7
2003
The Division
The Division
★ 7.1
2001
Parenthood
Parenthood
★ 7.5
2010
American Dreams
American Dreams
★ 5.2
2002
Hearts Afire
Hearts Afire
★ 7.8
1992
More TV Shows
Carpoolers
Carpoolers
★ 7.1
2007
William Duffy - Filmography
