🌍

🌍

John O'Brien

John O'Brien

John O'Brien

Known for: Acting

On Peekr: John O'Brien

John O'Brien is best known for work in Acting. The Peekr community tracks 27 credits from John O'Brien, including movies and TV series you can rate, discuss, and add to your own Peeklists.

Read the full filmography article →

Library

John O'Brien — 1

John O'Brien — 2

Best of John O'Brien

Grey's Anatomy

2005 · Lab Tech Jeffrey

NCIS

Criminal Minds

2005 · Dr. Meyer

Shameless

2011 · Father Monroe

S.W.A.T.

Friends

1994 · Airline Employee

Desperate Housewives

Desperate Housewives

2004 · Dr. Wheeler

Two and a Half Men

Two and a Half Men

9-1-1

2018 · Rod Billings

The X-Files

1993 · Missionary #2

Monk

2002 · Maitre'd

The West Wing

1999 · Reporter

John O'Brien Movies

Good Grief

Cheaper by the Dozen

Cheaper by the Dozen

2022 · Principal

This Game's Called Murder

This Game's Called Murder

2021 · Man in Suit

The Last Heist

2016 · Manager Mark

Being Flynn

2012 · Airline Pilot

Flicka

2006 · Mr. Masterson

Enough

2002 · Front Desk Clerk

Mom, Can I Keep Her?

Mom, Can I Keep Her?

Isle of Lesbos

John O'Brien TV Shows

Hacks

Perry Mason

2020 · Ernie Magnuson

Bob Hearts Abishola

Bob Hearts Abishola

Dirty John

2018 · Cameron Scott

Light as a Feather

Light as a Feather

2018 · Reverend Fahey

9-1-1

2018 · Rod Billings

S.W.A.T.

Superstore

Transparent

2014 · Professor

Young & Hungry

2014 · Mr. Klepfer

The Crazy Ones

Mom

The Mindy Project

The Mindy Project

2012 · Dr. Jones

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

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

Austin & Ally

2011 · Mr. Neidermeyer

Workaholics

Shameless

2011 · Father Monroe

Law & Order: LA

Law & Order: LA

2010 · Scott Hancox