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William Duffy

William Duffy

William Duffy

ACTING

Biography

William Duffy is an actor.

Best known for:

The Mentalist
7.7
TV
Criminal Minds
7.6
TV
NCIS
6.6
TV
Heroes
6.4
TV
It's Always Sunny in Philadelphia
7.3
TV
Blast from the Past
5.7
The O.C.
6.6
TV
Bosch
6.7
TV
Law & Order
6.1
TV
Scandal
5.9
TV
The West Wing
7.1
TV
Waist Deep
5.2
The Two Jakes
4.6
Parenthood
6.2
TV
Sniper 3
4
Karla
4
Death Game
Brainstorm
A West Wing Special to Benefit When We All Vote
Loving
The Division
TV
American Dreams
TV
Double Tap
The Ascent
Hearts Afire
TV
right
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Filmography:

  • Brainstorm poster picture

    Brainstorm (1965)

    APPEREAD AS:
    Orderly (uncredited)
  • Loving poster picture

    Loving (1970)

    APPEREAD AS:
    Jay
  • Death Game poster picture

    Death Game (1977)

    WORK AS:
    Executive Producer
  • Law & Order poster picture

    Law & Order (1990)

    star6.1
    APPEREAD AS:
    CSU Technician
  • The Two Jakes poster picture

    The Two Jakes (1990)

    star4.6
    APPEREAD AS:
    Desk Sergeant
  • Hearts Afire poster picture

    Hearts Afire (1992)

    APPEREAD AS:
    Doctor
  • Betrayed by Love poster picture

    Betrayed by Love (1994)

    APPEREAD AS:
    Paxton
  • Double Tap poster picture

    Double Tap (1997)

    APPEREAD AS:
    Gas Man
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  • The West Wing poster picture

    The West Wing (1999)

    star7.1
    APPEREAD AS:
    Staffer Larry
  • Blast from the Past poster picture

    Blast from the Past (1999)

    star5.7
    APPEREAD AS:
    Workman #1
  • The Division poster picture

    The Division (2001)

    APPEREAD AS:
    Commander Jackson
  • American Dreams poster picture

    American Dreams (2002)

    APPEREAD AS:
    Father Gregory
  • The O.C. poster picture

    The O.C. (2003)

    star6.6
    APPEREAD AS:
    (voice)
  • NCIS poster picture

    NCIS (2003)

    star6.6
    APPEREAD AS:
    Head of Security Harris Cobb
  • Sniper 3 poster picture

    Sniper 3 (2004)

    star4
    APPEREAD AS:
    Richard Addis
  • It's Always Sunny in Philadelphia poster picture

    It's Always Sunny in Philadelphia (2005)

    star7.3
    APPEREAD AS:
    Hedge Fund Guy
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  • Criminal Minds poster picture

    Criminal Minds (2005)

    star7.6
    APPEREAD AS:
    Dr. Larson
  • Heroes poster picture

    Heroes (2006)

    star6.4
    APPEREAD AS:
    ER Doctor
  • Karla poster picture

    Karla (2006)

    star4
    APPEREAD AS:
    Detective Porter
  • Waist Deep poster picture

    Waist Deep (2006)

    star5.2
    APPEREAD AS:
    Newscaster #2
  • The Mentalist poster picture

    The Mentalist (2008)

    star7.7
    APPEREAD AS:
    TSA Agent #2
  • Parenthood poster picture

    Parenthood (2010)

    star6.2
    APPEREAD AS:
    Mr. Carlson
  • The Ascent poster picture

    The Ascent (2010)

    APPEREAD AS:
    Thomas Shaw
  • Scandal poster picture

    Scandal (2012)

    star5.9
    APPEREAD AS:
    Ralph Greenwald
  • Bosch poster picture

    Bosch (2015)

    star6.7
    APPEREAD AS:
    Vault Attendant
  • A West Wing Special to Benefit When We All Vote poster picture

    A West Wing Special to Benefit When We All Vote (2020)

    APPEREAD AS:
    Larry
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