TV Guide 5USA Thursday

The team investigates when a mysterious, fast-spreading illness strikes children from military families. While Gibbs tries to determine the cause, Abby and Jimmy partner with the Naval Medical Research Centre in the hope of delivering a cure before the holidays. Mark Harmon stars

A petty officer is killed by a stolen surveillance drone and the team links it to elusive terrorist Benham Parsa. NCIS joins forces with the Department of Defence to track down the device before it is used for a large-scale attack, but Gibbs is less than pleased that he has to work with his ex-lover Hollis Mann. Meanwhile, McGee hopes he will be granted time off to attend a black-tie gala honouring his girlfriend Delilah. Guest starring Susanna Thompson (Arrow)

In an effort to find the terrorist Parsa, Gibbs and the NCIS team track down one of his cohorts using evidence gleaned from the drone attack which has killed six people and wounded a further 22. Meanwhile, an emotionally shaken McGee struggles with the ramifications of the incident. Drama, starring Mark Harmon, Sean Murray, David McCallum and Pauley Perrette

Benson and Stabler arrest a psychiatrist who has taken the law into his own hands and avenged his young son's death at the hands of another child. The case against him seems open and shut - but he mounts a clever defence, using his professional expertise in a bid to escape punishment. With guest star Kyle MacLachlan

A cult leader is identified as the seducer of a 12-year-old girl who has been admitted to hospital with pregnancy-related complaints. However, the investigation is hindered by his followers' slavish devotion and refusal to co-operate with the team. Drama, starring Christopher Meloni, Mariska Hargitay and Dann Florek