William Duffy

William Duffy

Acting

William Duffy is an actor.

Filmography

A West Wing Special to Benefit When We All Vote
Movie
A West Wing Special to Benefit When We All Vote2020 · Larry
Bosch
Series
Bosch2015 · Vault Attendant
Scandal
Series
Scandal2012 · Ralph Greenwald
Parenthood
Series
Parenthood2010 · Mr. Carlson
The Ascent
Movie
The Ascent2010 · Thomas Shaw
The Mentalist
Series
The Mentalist2008 · TSA Agent #2
Carpoolers
Series
Carpoolers2007
Heroes
Series
Heroes2006 · ER Doctor
Waist Deep
Movie
Waist Deep2006 · Newscaster #2
Karla
Movie
Karla2006 · Detective Porter
Criminal Minds
★ 8.1Series
Criminal Minds2005 · Dr. Larson
It's Always Sunny in Philadelphia
Series
It's Always Sunny in Philadelphia2005 · Hedge Fund Guy
Sniper 3
Movie
Sniper 32004 · Richard Addis
NCIS
Series
NCIS2003 · Harris Cobb
The O.C.
Series
The O.C.2003 · (voice)
American Dreams
Series
American Dreams2002 · Father Gregory
The Division
Series
The Division2001 · Commander Jackson
The West Wing
Series
The West Wing1999 · Staffer
Blast from the Past
Movie
Blast from the Past1999 · Workman #1
Ohsama Sentai King-Ohger
★ 8.7Series
Ohsama Sentai King-Ohger1997 · Gas Man
Betrayed by Love
Movie
Betrayed by Love1994 · Paxton
The Curse of the Jade Scorpion
Movie
The Curse of the Jade Scorpion1992 · Doctor
Beverly Hills, 90210
Series
Beverly Hills, 902101990 · Doorman
Law & Order
Series
Law & Order1990 · CSU Technician
The Two Jakes
Movie
The Two Jakes1990 · Desk Sergeant
Loving
Movie
Loving1970 · Jay
Brainstorm
Movie
Brainstorm1965 · Orderly (uncredited)