Four deep sea divers stay inside a diving chamber with a deceased body in order to decompress. The dead body belongs to a retired petty officer who died in mysterious circumstances. The NCIS team will try to crack the case from land while the divers spend four days with the body.
Elenco: David McCallum , Mark Harmon , Sean Murray , Pauley Perrette , Brian Dietzen , Michael Weatherly , Rocky Carroll , Cote de Pablo , Emily Wickersham , Wilmer Valderrama , Maria Bello , Duane Henry , Sasha Alexander , Jennifer Esposito , Tim Kelleher , Diona Reasonover .