Erin Allin O'Reilly was born in Wellesley, Massachusetts, USA. She is an actress, known for The Big Bang Theory (2007), NCIS (2003) and Grey's Anatomy (2005).
Biography:Erin Allin O'Reilly was born in Wellesley, Massachusetts, USA. She is an actress, known for The Big Bang Theory (2007), NCIS (2003) and Grey's Anatomy (2005).