John O'Brien

Personal Info

Known For

Acting

Known Credits

57

Gender

Male

Birthday

-

Place of Birth

-

John O'Brien

Biography

We don't have a biography for John O'Brien.

Known For

  • Grey's Anatomy

    Grey's Anatomy

  • NCIS

    NCIS

  • Shameless

    Shameless

  • Criminal Minds

    Criminal Minds

  • Friends

    Friends

  • The X-Files

    The X-Files

  • Two and a Half Men

    Two and a Half Men

  • S.W.A.T.

    S.W.A.T.

  • Desperate Housewives

    Desperate Housewives

  • 9-1-1

    9-1-1

  • Monk

    Monk

  • Mad Men

    Mad Men

  • The West Wing

    The West Wing

  • Malcolm in the Middle

    Malcolm in the Middle

  • Mom

    Mom

  • Scrubs

    Scrubs

  • Superstore

    Superstore

  • The Practice

    The Practice

  • Pretty Little Liars

    Pretty Little Liars

  • Medium

    Medium

  • Boston Legal

    Boston Legal

  • Chuck

    Chuck

  • Community

    Community

  • Will & Grace

    Will & Grace

  • Will & Grace

    Will & Grace

  • The Drew Carey Show

    The Drew Carey Show

  • Victorious

    Victorious

  • Workaholics

    Workaholics

  • Bob Hearts Abishola

    Bob Hearts Abishola

  • The Mindy Project

    The Mindy Project

  • Ally McBeal

    Ally McBeal

  • Perry Mason

    Perry Mason

  • Ugly Betty

    Ugly Betty

  • Dirty John

    Dirty John

  • Less than Perfect

    Less than Perfect

  • Austin & Ally

    Austin & Ally

  • Enough

    Enough

  • Law & Order: LA

    Law & Order: LA

  • Flicka

    Flicka

  • Young & Hungry

    Young & Hungry

  • Clueless

    Clueless

  • What I Like About You

    What I Like About You

  • What I Like About You

    What I Like About You

  • The Crazy Ones

    The Crazy Ones

  • Transparent

    Transparent

  • Don't Trust the B---- in Apartment 23

    Don't Trust the B---- in Apartment 23

  • Eleventh Hour

    Eleventh Hour

  • BeastMaster

    BeastMaster

  • The Middleman

    The Middleman

  • Cheaper by the Dozen

    Cheaper by the Dozen

  • Light as a Feather

    Light as a Feather

  • Better With You

    Better With You

  • Mom, Can I Keep Her?

    Mom, Can I Keep Her?

  • Isle of Lesbos

    Isle of Lesbos

  • Being Flynn

    Being Flynn

  • The Last Heist

    The Last Heist

  • This Game's Called Murder

    This Game's Called Murder