John O'Brien

Acting 26

• 2024Good Grief as Dan
• 2022Cheaper by the Dozen as Principal
• 2021This Game's Called Murder as Man in Suit
• 2020Perry Mason as Ernie Magnuson · 1 episode
• 20189-1-1 as Rod Billings · 1 episode
• 2017S.W.A.T. as Weber · 1 episode
• 2016The Last Heist as Manager Mark
• 2015Mortdecai as Butler
• 2013The Crazy Ones as Larry · 1 episode
• 2012Being Flynn as Airline Pilot
• 2011Shameless as Father Monroe · 1 episode
• 2011Workaholics as Doctor · 1 episode
• 2010Victorious as Mr. Mooney · 1 episode
• 2010Law & Order: LA as Scott Hancox · 1 episode
• 2007Mad Men as Phil Kennedy · 1 episode
• 2006Flicka as Mr. Masterson
• 2006Ugly Betty as Joe of Happy Homes · 1 episode
• 2005Grey's Anatomy as Lab Tech Jeffrey · 12 episodes
• 2005Criminal Minds as Dr. Meyer · 1 episode
• 2003NCIS as Bruce · 1 episode
• 2002Enough as Front Desk Clerk
• 2002Monk as Maitre'd · 1 episode
• 1998Mom, Can I Keep Her? as Nigel
• 1998Will & Grace as Man · 2 episodes
• 1997Isle of Lesbos as Farmer
• 1994Friends as Airline Employee · 1 episode