Vanessa Ferlito is an American actress. She is known for playing Detective Aiden Burn in the first two seasons of the CBS crime drama CSI: NY, as well as for her recurring portrayal of Claudia Hernandez in FOX drama 24, and for her starring roles as FBI Agent Charlie DeMarco in the USA Network series Graceland and as Tammy Gregorio on the CBS crime drama series NCIS: New Orleans. Wikipedia