Diane Neal is an American actress best known for her role as Casey Novak on Law amp Order Special Victims Unit, which she played from 2003 to 2008, then reprised her role from 2011 to 2012. She has portrayed Special Agent Abigail Borin in the NCIS franchise since 2009, appearing as an annual special guest star in NCIS since its seventh season, and as a recurring guest star in NCIS New Orleans.
Neal was born in Alexandria, Virginia, the daughter of Colleen, a math teacher, and Christopher Neal, a federal attorney. She was raised in Colorado.
Source: Wikipedia