William Duffy
Acting
William Duffy is an actor.
Filmography (26)
A West Wing Special to Benefit When We All Vote
2020
Actor: Larry
TV
Bosch
2015
Actor: Vault Attendant
TV
Scandal
2012
Actor: Ralph Greenwald
TV
Parenthood
2010
Actor: Mr. Carlson
TV
The Mentalist
2008
Actor: TSA Agent #2
TV
Carpoolers
2007
Actor
TV
Heroes
2006
Actor: ER Doctor
Waist Deep
2006
Actor: Newscaster #2
Karla
2006
Actor: Detective Porter
TV
Criminal Minds
2005
Actor: Dr. Larson
TV
It's Always Sunny in Philadelphia
2005
Actor: Hedge Fund Guy
Sniper 3
2004
Actor: Richard Addis
TV
NCIS
2003
Actor: Harris Cobb
TV
The O.C.
2003
Actor: (voice)
TV
American Dreams
2002
Actor: Father Gregory
TV
The Division
2001
Actor: Commander Jackson
TV
The West Wing
1999
Actor: Staffer
Blast from the Past
1999
Actor: Workman #1
Double Tap
1997
Actor: Gas Man
TV
Hearts Afire
1992
Actor: Doctor
TV
Beverly Hills, 90210
1990
Actor: Doorman
TV
Law & Order
1990
Actor: CSU Technician
The Two Jakes
1990
Actor: Desk Sergeant
Death Game
1977
Executive Producer
Loving
1970
Actor: Jay
Brainstorm
1965
Actor: Orderly (uncredite…