James Joseph O'Neil
James Joseph O'Neil is an actor.
Known for
- Law & Order: Special Victims Unit (1999)
- Law & Order (1990)
- Law & Order: Criminal Intent (2001)
- Charmed (1998)
- Person of Interest (2011)
- Elementary (2012)
- Numb3rs (2005)
- Third Watch (1999)
- Madam Secretary (2014)
- Sex and the City (1998)
- Law & Order: Organized Crime (2021)
- Veronica Mars (2004)
- The Bourne Legacy (2012)
- Zodiac (2007)
- Fair Game (2010)
- Deep Powder (2013)
- Aardvark (2018)
- Acts of Worship (2001)
- Has Anyone Else Lost Their Body? (2026)