A new lead in the ongoing mole investigation is uncovered after two men disguised as sheriff's deputies are killed in front of Callen's home by an unknown female assailant. Meanwhile, Nell visits a prison to interview an inmate who is withholding information on the department's leak.moreless
Callen interrogates his father after he is found in an NCIS patient's hospital room during a radiation poisoning case. Meanwhile, the team discusses their Thanksgiving plans.
NCIS investigates when a graduate student who is developing an electromagnetic weapon for the Navy is attacked. The probe reveals a connection to international warfare. Meanwhile, Kensi continues with grueling physical therapy for her spinal injury.moreless
Callen goes undercover as a patient in a mental health hospital to search for an NSA agent who disappeared while tracking an ISIS cell trying to cross the Mexican border.
A maintenance man stops an intruder from attacking a lieutenant commander but the probe uncovers his secret past which puts a teen in danger. Meanwhile, Sam must decide which colleague he should take to a football game.moreless
A navy machinist with high security clearance is murdered on the roof of a downtown high-rise building. Anna Kolcheck partners with Callen to investigate. Meanwhile, Sam assists Hetty in the on-going mole probe.moreless
After a Homeland Security agent is poisoned by a notorious Triad assassin, NCIS uncovers a warehouse of counterfeit purses and a money trail to stolen government funds. Meanwhile, Nell joins the team in the field.moreless
The team investigates an abduction case while down two members, with Hetty being held in Washington, D.C., for questioning in the mole probe, and another still in ICU following the mission in Syria.moreless