TV Guide 5USA Monday

Sarah Porter, the new Secretary of the Navy, charges Gibbs and the team with finding terrorist group the Brotherhood of Doubt, which was responsible for killing her predecessor. She expects the group's next target to be billionaire Tomas Mendez, who spends his money trying to defeat terrorism, but whose motives may not be entirely altruistic. Meanwhile, Tony flies to Tel Aviv, where new Mossad director Orli Elbaz reveals they have a report of a possible sighting of Ziva at a kibbutz she went to as a child. Crime drama, guest starring Marina Sirtis

An explosion at an apartment building brings navy officer Terence Keith to the team's attention and it transpires he had been on medication for anxiety, a condition that had led to him being ejected from a pilot's training course. Ducky's profile of Keith suggests that he may be unstable and about to exact revenge for having his dream of becoming a fighter ace taken away from him, and evidence points to him intending to carry out a suicide attack

A woman is found murdered and Gibbs and McGee are called in when she is discovered to be carrying ID bearing the name Sgt Patricia Moreno, a US marine known to have died several years earlier. The victim is discovered to have come to America from Afghanistan and a necklace reveals a fingerprint that leads the team to a known assassin. Guest starring Lolita Davidovich

Jimmy's daughter finds a bag of money and turns it to Torres. They learn it came from a bank robbed 15 years ago. Starring Brian Dietzen, Wilmer Valderrama and Sean Murray

A school headmistress is caught on camera sexually assaulting a teenage boy, but her behaviour later proves to have been caused by an operable brain tumour, prompting Novak and the team to allow a plea bargain. Unfortunately, the case turns out to have unforeseen complications. Starring Christopher Meloni, Mariska Hargitay and Diane Neal

A woman is arrested after the attempted kidnapping a six-year-old girl, and tells officers the child is her daughter. DNA evidence appears to support her claim, and the ensuing investigation uncovers a fertility doctor's unethical practices, prompting a custody battle between the child's biological parent and the woman who gave birth to her. Christopher Meloni stars

A man is accused of murdering two Arab-Americans - but his attorney mounts a novel defence, claiming he was compelled to kill because he is genetically predisposed toward hatred and violence. Crime drama, starring Christopher Meloni and Mariska Hargitay