NCIS

After a mysterious illness strikes children from military families, Gibbs and the team investigate the cause. Meanwhile, Abby and Jimmy partner with the Naval Medical Research Center to determine the strain of illness, all in hopes of delivering a cure before the holidays. Also, Director Vance struggles with forgiveness as his estranged father-in-law makes a surprise visit to his home.

Holley Fain, Akinsola Aribo, Alyvia Alyn Lind, Melinda McGraw, Emily Wickersham, Ben Vereen, Meredith Eaton, Kiara Muhammad, Luke Colombero, Michelle Pierce, Matt Biedel, Gabriel Tigerman