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Portrait of John O'Brien

John O'Brien

Born: Unknown birthdate.

John O'Brien is ?

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Movies (Acting Roles)

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Poster of Cheaper by the Dozen

Cheaper by the Dozen

John O'Brien was ? in Cheaper by the Dozen as 'Principal'.

Movie Released: Fri, Mar 18 2022

Poster of This Game's Called Murder

This Game's Called Murder

John O'Brien was ? in This Game's Called Murder as 'Man in Suit'.

Movie Released: Fri, Dec 03 2021

Poster of The Last Heist

John O'Brien was ? in The Last Heist as 'Manager Mark'.

Movie Released: Fri, Jun 17 2016

Poster of Being Flynn

John O'Brien was ? in Being Flynn as 'Airline Pilot'.

Movie Released: Fri, Mar 02 2012

Poster of Flicka

John O'Brien was ? in Flicka

Movie Released: Fri, Oct 20 2006

Poster of Enough

John O'Brien was ? in Enough as 'Front Desk Clerk'.

Movie Released: Tue, May 21 2002

Poster of Mom, Can I Keep Her?

Mom, Can I Keep Her?

John O'Brien was ? in Mom, Can I Keep Her? as 'Nigel'.

Movie Released: Wed, Jun 10 1998

Poster of Isle of Lesbos

John O'Brien was ? in Isle of Lesbos as 'Farmer'.

Movie Released: Tue, Feb 18 1997

TV Shows (Acting Roles)

Sorted by Release Date
Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages

Poster of Perry Mason

John O'Brien was ? in Perry Mason as 'Ernie Magnuson'.

TV Show Released: First Air Date
Sun, Jun 21 2020

Poster of Bob Hearts Abishola

Bob Hearts Abishola

John O'Brien was ? in Bob Hearts Abishola as 'James'.

TV Show Released: First Air Date
Mon, Sep 23 2019

Poster of Dirty John

John O'Brien was ? in Dirty John as 'Cameron Scott'.

TV Show Released: First Air Date
Sun, Nov 25 2018

Poster of Light as a Feather

Light as a Feather

John O'Brien was ? in Light as a Feather as 'Reverend Fahey'.

TV Show Released: First Air Date
Fri, Oct 12 2018

Poster of 9-1-1

John O'Brien was ? in 9-1-1 as 'Rod Billings'.

TV Show Released: First Air Date
Wed, Jan 03 2018

Poster of S.W.A.T.

John O'Brien was ? in S.W.A.T. as 'Weber'.

TV Show Released: First Air Date
Thu, Nov 02 2017

Poster of Superstore

John O'Brien was ? in Superstore as 'Mike'.

TV Show Released: First Air Date
Mon, Nov 30 2015

Poster of Young & Hungry

John O'Brien was ? in Young & Hungry as 'Mr. Klepfer'.

TV Show Released: First Air Date
Wed, Jun 25 2014

Poster of The Crazy Ones

John O'Brien was ? in The Crazy Ones as 'Larry'.

TV Show Released: First Air Date
Thu, Sep 26 2013

Poster of Mom

John O'Brien was ? in Mom as 'Waiter'.

TV Show Released: First Air Date
Mon, Sep 23 2013

Poster of The Mindy Project

The Mindy Project

John O'Brien was ? in The Mindy Project as 'Dr. Jones'.

TV Show Released: First Air Date
Tue, Sep 25 2012

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

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

John O'Brien was ? in Don't Trust the B---- in Apartment 23 as 'Tom'.

TV Show Released: First Air Date
Wed, Apr 11 2012

Poster of Austin & Ally

John O'Brien was ? in Austin & Ally as 'Mr. Neidermeyer'.

TV Show Released: First Air Date
Fri, Dec 02 2011

Poster of Shameless

John O'Brien was ? in Shameless as 'Father Monroe'.

TV Show Released: First Air Date
Sun, Jan 09 2011

Poster of Law & Order: LA

Law & Order: LA

John O'Brien was ? in Law & Order: LA as 'Scott Hancox'.

TV Show Released: First Air Date
Wed, Sep 29 2010

Poster of Better With You

Better With You

John O'Brien was ? in Better With You as 'Florist'.

TV Show Released: First Air Date
Wed, Sep 22 2010

Poster of Pretty Little Liars

Pretty Little Liars

John O'Brien was ? in Pretty Little Liars as 'Principal Hackett'.

TV Show Released: First Air Date
Tue, Jun 08 2010

Poster of Victorious

John O'Brien was ? in Victorious as 'Mr. Mooney'.

TV Show Released: First Air Date
Sat, Mar 27 2010

Poster of Community

John O'Brien was ? in Community as 'Chaplin'.

TV Show Released: First Air Date
Thu, Sep 17 2009

Poster of The Middleman

John O'Brien was ? in The Middleman as 'Newscaster'.

TV Show Released: First Air Date
Mon, Jun 16 2008

Poster of Chuck

John O'Brien was ? in Chuck as 'Older CIA Tech'.

TV Show Released: First Air Date
Mon, Sep 24 2007

Poster of Mad Men

John O'Brien was ? in Mad Men as 'Phil Kennedy'.

TV Show Released: First Air Date
Thu, Jul 19 2007

Poster of Criminal Minds

John O'Brien was ? in Criminal Minds as 'Dr. Meyer'.

TV Show Released: First Air Date
Thu, Sep 22 2005

Poster of Grey's Anatomy

John O'Brien was ? in Grey's Anatomy as 'Lab Tech Jeffrey'.

TV Show Released: First Air Date
Sun, Mar 27 2005

Poster of Medium

John O'Brien was ? in Medium as 'Hotel Clerk'.

TV Show Released: First Air Date
Mon, Jan 03 2005

Poster of Desperate Housewives

Desperate Housewives

John O'Brien was ? in Desperate Housewives as 'Dr. Wheeler'.

TV Show Released: First Air Date
Sun, Oct 03 2004

Poster of NCIS

John O'Brien was ? in NCIS as 'Bruce'.

TV Show Released: First Air Date
Tue, Sep 23 2003

Poster of Two and a Half Men

Two and a Half Men

John O'Brien was ? in Two and a Half Men as 'Waiter'.

TV Show Released: First Air Date
Mon, Sep 22 2003

Poster of Less than Perfect

Less than Perfect

John O'Brien was ? in Less than Perfect as 'Executive'.

TV Show Released: First Air Date
Tue, Oct 01 2002

Poster of What I Like About You

What I Like About You

John O'Brien was ? in What I Like About You as 'Dr. Thompson, Minister'.

TV Show Released: First Air Date
Fri, Sep 20 2002

Poster of Monk

John O'Brien was ? in Monk as 'Maitre'd'.

TV Show Released: First Air Date
Fri, Jul 12 2002

Poster of Scrubs

John O'Brien was ? in Scrubs as 'Man'.

TV Show Released: First Air Date
Tue, Oct 02 2001

Poster of Malcolm in the Middle

Malcolm in the Middle

John O'Brien was ? in Malcolm in the Middle as 'Sales Clerk'.

TV Show Released: First Air Date
Sun, Jan 09 2000

Poster of The West Wing

John O'Brien was ? in The West Wing as 'Reporter'.

TV Show Released: First Air Date
Wed, Sep 22 1999

Poster of Will & Grace

John O'Brien was ? in Will & Grace as 'Salesperson, Man'.

TV Show Released: First Air Date
Mon, Sep 21 1998

Poster of Ally McBeal

John O'Brien was ? in Ally McBeal as 'Waiter'.

TV Show Released: First Air Date
Mon, Sep 08 1997

Poster of Clueless

John O'Brien was ? in Clueless as 'Zombie'.

TV Show Released: First Air Date
Fri, Sep 20 1996

Poster of The Drew Carey Show

The Drew Carey Show

John O'Brien was ? in The Drew Carey Show as 'Rick'.

TV Show Released: First Air Date
Wed, Sep 13 1995

Poster of Friends

John O'Brien was ? in Friends as 'Airline Employee'.

TV Show Released: First Air Date
Thu, Sep 22 1994

Poster of The X-Files

John O'Brien was ? in The X-Files as 'Missionary #2'.

TV Show Released: First Air Date
Fri, Sep 10 1993