When military grade technology is stolen, a deaf engineer, Sienna Marchione, who always wanted to serve her country, and the only member of her team to survive the theft, helps Kensi and NCIS track down the tech before it's taken out of the country. ... (more)

Abraham Justice, Duncan Campbell, Gerald McRaney, Matt Bush, Maurizio Rasti, Mo Sehgal, Raquel McPeek Rodriguez