John O'Brien
No birthday available.
No biography available.

No birthday available.
No biography available.
Media | ||||
|---|---|---|---|---|
| Movie | 2006 | Flicka | ||
| Movie | 2021 | This Game's Called Murder | Man in Suit | |
| Movie | 2022 | Cheaper by the Dozen | Principal | |
| Movie | 2016 | The Last Heist | Manager Mark | |
| Movie | 2002 | Enough | Front Desk Clerk | |
| Movie | 1997 | Isle of Lesbos | Farmer | |
| Movie | 2012 | Being Flynn | Airline Pilot | |
| Movie | 1998 | Mom, Can I Keep Her? | Nigel | |
| TV Show | 1994 | Friends | Airline Employee | 1 |
| TV Show | 2003 | Two and a Half Men | Waiter | 1 |
| TV Show | 2015 | Superstore | Mike | 1 |
| TV Show | 1993 | The X-Files | Missionary #2 | 1 |
| TV Show | 2005 | Medium | Hotel Clerk | 1 |
| TV Show | 1996 | Clueless | Zombie | 1 |
| TV Show | 2005 | Criminal Minds | Dr. Meyer | 1 |
| TV Show | 2007 | Chuck | Older CIA Tech | 1 |
| TV Show | 2008 | The Middleman | Newscaster | 1 |
| TV Show | 2013 | Mom | Waiter | 1 |
| TV Show | 2012 | The Mindy Project | Dr. Jones | 1 |
| TV Show | 2002 | Monk | Maitre'd | 1 |
| TV Show | 2009 | Community | Chaplin | 1 |
| TV Show | 2014 | Young & Hungry | Mr. Klepfer | 1 |
| TV Show | 2010 | Law & Order: LA | Scott Hancox | 1 |
| TV Show | 2001 | Scrubs | Man | 1 |
| TV Show | 2005 | Grey's Anatomy | Lab Tech Jeffrey | 12 |
| TV Show | 2019 | Bob Hearts Abishola | James | 1 |
| TV Show | 2018 | 9-1-1 | Rod Billings | 1 |
| TV Show | 2003 | NCIS | Bruce | 1 |
| TV Show | 2012 | Don't Trust the B---- in Apartment 23 | Tom | 1 |
| TV Show | 2018 | Dirty John | Cameron Scott | 2 |
| TV Show | 2010 | Victorious | Mr. Mooney | 1 |
| TV Show | 2018 | Light as a Feather | Reverend Fahey | 2 |
| TV Show | 2007 | Mad Men | Phil Kennedy | 1 |
| TV Show | 2004 | Desperate Housewives | Dr. Wheeler | 1 |
| TV Show | 2010 | Pretty Little Liars | Principal Hackett | 6 |
| TV Show | 1999 | The West Wing | Reporter | 1 |
| TV Show | 1998 | Will & Grace | Salesperson | 1 |
| TV Show | 1998 | Will & Grace | Man | 1 |
| TV Show | 2013 | The Crazy Ones | Larry | 1 |
| TV Show | 2010 | Better With You | Florist | 1 |
| TV Show | 2020 | Perry Mason | Ernie Magnuson | 1 |
| TV Show | 2000 | Malcolm in the Middle | Sales Clerk | 1 |
| TV Show | 1995 | The Drew Carey Show | Rick | 1 |
| TV Show | 2002 | What I Like About You | Minister | 1 |
| TV Show | 2002 | What I Like About You | Dr. Thompson | 1 |
| TV Show | 2011 | Austin & Ally | Mr. Neidermeyer | 1 |
| TV Show | 2002 | Less than Perfect | Executive | 1 |
| TV Show | 2011 | Shameless | Father Monroe | 1 |
| TV Show | 2017 | S.W.A.T. | Weber | 1 |
| TV Show | 1997 | Ally McBeal | Waiter | 1 |
| TV Show | 1997 | The Practice | Foreman | 1 |
| TV Show | 2008 | Eleventh Hour | Manager | 1 |
| TV Show | 2011 | Workaholics | Doctor | 1 |
| TV Show | 1999 | BeastMaster | Village leader | 1 |
| TV Show | 2004 | Boston Legal | Clerk #2 | 1 |
| TV Show | 2014 | Transparent | Professor | 1 |
| TV Show | 2006 | Ugly Betty | Joe of Happy Homes | 1 |
No crew credits available.