John O'Brien
Known For
All Movies (10)
- Good Grief2024 · as Dan
- Cheaper by the Dozen2022 · as Principal
- This Game's Called Murder2021 · as Man in Suit
- The Last Heist2016 · as Manager Mark
- Mortdecai2015 · as Butler
- Being Flynn2012 · as Airline Pilot
- Flicka2006 · as Mr. Masterson
- Enough2002 · as Front Desk Clerk
- Mom, Can I Keep Her?1998 · as Nigel
- Isle of Lesbos1997 · as Farmer
All TV Shows (50)
- Hacks2021 · as Duncan
- Perry Mason2020 · as Ernie Magnuson
- Bob Hearts Abishola2019 · as James
- Dirty John2018 · as Cameron Scott
- Light as a Feather2018 · as Reverend Fahey
- 9-1-12018 · as Rod Billings
- S.W.A.T.2017 · as Weber
- Superstore2015 · as Mike
- Transparent2014 · as Professor
- Young & Hungry2014 · as Mr. Klepfer
- The Crazy Ones2013 · as Larry
- Mom2013 · as Waiter
- The Mindy Project2012 · as Dr. Jones
- Don't Trust the B---- in Apartment 232012 · as Tom
- Austin & Ally2011 · as Mr. Neidermeyer
- Workaholics2011 · as Doctor
- Shameless2011 · as Father Monroe
- Law & Order: LA2010 · as Scott Hancox
- Better With You2010 · as Florist
- Pretty Little Liars2010 · as Principal Hackett
- Victorious2010 · as Mr. Mooney
- Community2009 · as Chaplin
- Eleventh Hour2008 · as Manager
- The Middleman2008 · as Newscaster
- Chuck2007 · as Older CIA Tech
- Mad Men2007 · as Phil Kennedy
- Ugly Betty2006 · as Joe of Happy Homes
- Criminal Minds2005 · as Dr. Meyer
- Grey's Anatomy2005 · as Lab Tech Jeffrey
- Medium2005 · as Hotel Clerk
- Desperate Housewives2004 · as Dr. Wheeler
- Boston Legal2004 · as Clerk #2
- NCIS2003 · as Bruce
- Two and a Half Men2003 · as Waiter
- Less than Perfect2002 · as Executive
- What I Like About You2002 · as Dr. Thompson
- What I Like About You2002 · as Minister
- Monk2002 · as Maitre'd
- Scrubs2001 · as Man
- Malcolm in the Middle2000 · as Sales Clerk
- BeastMaster1999 · as Village leader
- The West Wing1999 · as Reporter
- Will & Grace1998 · as Salesperson
- Will & Grace1998 · as Man
- Ally McBeal1997 · as Waiter
- The Practice1997 · as Foreman
- Clueless1996 · as Zombie
- The Drew Carey Show1995 · as Rick
- Friends1994 · as Airline Employee
- The X-Files1993 · as Missionary #2