After U.S. Ambassador Nancy Kelly narrowly escapes a terrorist attack at the U.S. Consulate in Tunisia, Callen and Sam are sent on a secret, dangerous mission to obtain key evidence from the crime scene. Upon their return, the team seeks Kelly’s help... (more) to provide missing information.

Delpaneaux Wills, Don Franklin, Jay Pickett, Joe Nieves, Julie Chen Moonves, Maz Siam, Paul Tassone