John O'Brien
View on IMDb ↗Known for
Malcolm in the Middle
Friends
The X-Files
Criminal Minds
The West Wing
9-1-1
Victorious
Grey's Anatomy
Shameless
ScrubsFilmography (58)
- 2024
Good GriefDan - 2022
Cheaper by the DozenPrincipal - 2021
HacksDuncan - 2021
This Game's Called MurderMan in Suit - 2020
Perry MasonErnie Magnuson - 2019
Bob Hearts AbisholaJames - 2018
9-1-1Rod Billings - 2018
Light as a FeatherReverend Fahey - 2018
Dirty JohnCameron Scott - 2017
S.W.A.T.Weber - 2016
The Last HeistManager Mark - 2015
SuperstoreMike - 2015
MortdecaiButler - 2014
Young & HungryMr. Klepfer - 2014
TransparentProfessor - 2013
MomWaiter - 2013
The Crazy OnesLarry - 2012
Don't Trust the B---- in Apartment 23Tom - 2012
The Mindy ProjectDr. Jones - 2012
Being FlynnAirline Pilot - 2011
ShamelessFather Monroe - 2011
Austin & AllyMr. Neidermeyer - 2011
WorkaholicsDoctor - 2010
VictoriousMr. Mooney - 2010
Pretty Little LiarsPrincipal Hackett - 2010
Law & Order: LAScott Hancox - 2010
Better With YouFlorist - 2009
CommunityChaplin - 2008
The MiddlemanNewscaster - 2008
Eleventh HourManager - 2007
Mad MenPhil Kennedy - 2007
ChuckOlder CIA Tech - 2006
FlickaMr. Masterson - 2006
Ugly BettyJoe of Happy Homes - 2005
Criminal MindsDr. Meyer - 2005
Grey's AnatomyLab Tech Jeffrey - 2005
MediumHotel Clerk - 2004
Desperate HousewivesDr. Wheeler - 2004
Boston LegalClerk #2 - 2003
NCISBruce - 2003
Two and a Half MenWaiter - 2002
MonkMaitre'd - 2002
Less than PerfectExecutive - 2002
EnoughFront Desk Clerk - 2002
What I Like About YouDr. Thompson - 2001
ScrubsMan - 2000
Malcolm in the MiddleSales Clerk - 1999
The West WingReporter - 1999
BeastMasterVillage leader - 1998
Will & GraceSalesperson - 1998
Mom, Can I Keep Her?Nigel - 1997
The PracticeForeman - 1997
Ally McBealWaiter - 1997
Isle of LesbosFarmer - 1996
CluelessZombie - 1995
The Drew Carey ShowRick - 1994
FriendsAirline Employee - 1993
The X-FilesMissionary #2