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John O'Brien

John O'Brien

54Roles★ 7.2Average rating

Known for

Filmography

Malcolm in the MiddleSeries★ 8.5
Malcolm in the Middle2000
Sales Clerk
FriendsSeries★ 8.4
Friends1994
Airline Employee
The X-FilesSeries★ 8.4
The X-Files1993
Missionary #2
Criminal MindsSeries★ 8.3
Criminal Minds2005
Dr. Meyer
Grey's AnatomySeries★ 8.2
Grey's Anatomy2005
Lab Tech Jeffrey
ShamelessSeries★ 8.2
Shameless2011
Father Monroe
9-1-1Series★ 8.2
9-1-12018
Rod Billings
VictoriousSeries★ 8.2
Victorious2010
Mr. Mooney
Mad MenSeries★ 8.1
Mad Men2007
Phil Kennedy
Pretty Little LiarsSeries★ 8
Pretty Little Liars2010
Principal Hackett
CommunitySeries★ 8
Community2009
Chaplin
S.W.A.T.Series★ 8
S.W.A.T.2017
Weber
Desperate HousewivesSeries★ 7.9
Desperate Housewives2004
Dr. Wheeler
MonkSeries★ 7.9
Monk2002
Maitre'd
ScrubsSeries★ 8.2
Scrubs2001
Man
ChuckSeries★ 7.7
Chuck2007
Older CIA Tech
NCISSeries★ 7.6
NCIS2003
Bruce
SuperstoreSeries★ 7.5
Superstore2015
Mike
MediumSeries★ 7.5
Medium2005
Hotel Clerk
HacksSeries★ 7.5
Hacks2021
Duncan
Two and a Half MenSeries★ 7.4
Two and a Half Men2003
Waiter
MomSeries★ 7.3
Mom2013
Waiter
Perry MasonSeries★ 7.2
Perry Mason2020
Ernie Magnuson
Law & Order: LASeries★ 6.8
Law & Order: LA2010
Scott Hancox
Will & GraceSeries★ 6.9
Will & Grace1998
Salesperson
Ugly BettySeries★ 6.4
Ugly Betty2006
Joe of Happy Homes
Mortdecai★ 5.5
Mortdecai2015
Butler