William Duffy
William Duffy is an actor.
Filmography (27 titles)
7.9MovieA West Wing Special to Benefit When We All Vote
Larry · 2020
7.9ShowBosch
Vault Attendant · 2015
7.2ShowScandal
Ralph Greenwald · 2012
7.5ShowParenthood
Mr. Carlson · 2010
3.2MovieThe Ascent
Thomas Shaw · 2010
8.4ShowThe Mentalist
TSA Agent #2 · 2008
6.9ShowCarpoolers
2007
7.4ShowHeroes
ER Doctor · 2006
6.4MovieWaist Deep
Newscaster #2 · 2006
5.4MovieKarla
Detective Porter · 2006
8.3ShowCriminal Minds
Dr. Larson · 2005
8.2ShowIt's Always Sunny in Philadelphia
Hedge Fund Guy · 2005
5.4MovieSniper 3
Richard Addis · 2004
7.6ShowNCIS
Harris Cobb · 2003
7.7ShowThe O.C.
(voice) · 2003
5.2ShowAmerican Dreams
Father Gregory · 2002
7.1ShowThe Division
Commander Jackson · 2001
8.3ShowThe West Wing
Staffer · 1999
6.8MovieBlast from the Past
Workman #1 · 1999
5.4MovieDouble Tap
Gas Man · 1997
6.5MovieBetrayed by Love
Paxton · 1994
7.8ShowHearts Afire
Doctor · 1992
7.3ShowBeverly Hills, 90210
Doorman · 1990
7.3ShowLaw & Order
CSU Technician · 1990
6.0MovieThe Two Jakes
Desk Sergeant · 1990
6.0MovieLoving
Jay · 1970
6.1MovieBrainstorm
Orderly (uncredited) · 1965