William Duffy
Birthday unknown (Age unknown) in
William Duffy is an actor.
Known For
NCIS
Head of Security Harris Cobb
Law & Order
CSU Technician
Criminal Minds
Dr. Larson
Bosch
Vault Attendant
The Mentalist
TSA Agent #2
The West Wing
Staffer Larry
It's Always Sunny in Philadelphia
Hedge Fund Guy
Parenthood
Mr. Carlson
Scandal
Ralph Greenwald
The O.C.
(voice)
Credits
-
Larry★ 8 -
Bosch 2015Vault Attendant★ 7.9 -
Scandal 2012Ralph Greenwald★ 7.1 -
Parenthood 2010Mr. Carlson★ 7.4 -
The Ascent 2010Thomas Shaw★ 3.2 -
The Mentalist 2008TSA Agent #2★ 8.4 -
Heroes 2006ER Doctor★ 7.5 -
Waist Deep 2006Newscaster #2★ 6.5 -
Karla 2006Detective Porter★ 5.4 -
Criminal Minds 2005Dr. Larson★ 8.3 -
Hedge Fund Guy★ 8.3 -
Sniper 3 2004Richard Addis★ 5.4 -
NCIS 2003Head of Security Harris Cobb★ 7.6 -
The O.C. 2003(voice)★ 7.8 -
American Dreams 2002Father Gregory★ 5.1 -
The Division 2001Commander Jackson★ 7 -
The West Wing 1999Staffer Larry★ 8.3 -
Blast from the Past 1999Workman #1★ 6.8 -
Double Tap 1997Gas Man★ 5.3 -
Betrayed by Love 1994Paxton★ 5 -
Hearts Afire 1992Doctor★ 7.3 -
Law & Order 1990CSU Technician★ 7.4 -
The Two Jakes 1990Desk Sergeant★ 6 -
Loving 1970Jay★ 6 -
Brainstorm 1965Orderly (uncredited)★ 6.2