"Vendetta"                                                                 |
|                                                                             |
|  Callen and Sam join forces with Anna Kolcheck and the Bureau of Alcohol,   |
|  Tobacco and Firearms (ATF), when Arkady Kolcheck warns NCIS that a         |
|  notorious international weapons dealer has returned to the states. Also,   |
|  the case requires Eric to go undercover as a bank IT technician.
 
http://www.imdb.com/title/tt1378167/