William Duffy
Biography
William Duffy is an actor.
Known For
All Movies (11)
- A West Wing Special to Benefit When We All Vote2020 · as Larry
- The Ascent2010 · as Thomas Shaw
- Waist Deep2006 · as Newscaster #2
- Karla2006 · as Detective Porter
- Sniper 32004 · as Richard Addis
- Blast from the Past1999 · as Workman #1
- Double Tap1997 · as Gas Man
- Betrayed by Love1994 · as Paxton
- The Two Jakes1990 · as Desk Sergeant
- Loving1970 · as Jay
- Brainstorm1965 · as Orderly (uncredited)
All TV Shows (16)
- Bosch2015 · as Vault Attendant
- Scandal2012 · as Ralph Greenwald
- Parenthood2010 · as Mr. Carlson
- The Mentalist2008 · as TSA Agent #2
- Carpoolers2007
- Heroes2006 · as ER Doctor
- Criminal Minds2005 · as Dr. Larson
- It's Always Sunny in Philadelphia2005 · as Hedge Fund Guy
- NCIS2003 · as Harris Cobb
- The O.C.2003 · as (voice)
- American Dreams2002 · as Father Gregory
- The Division2001 · as Commander Jackson
- The West Wing1999 · as Staffer
- Hearts Afire1992 · as Doctor
- Beverly Hills, 902101990 · as Doorman
- Law & Order1990 · as CSU Technician







