The (released in 2018) contains all 24 episodes of the fifteenth season on 6 discs. This season marks a major transition for the long-running procedural, featuring the emotional departure of original cast member Pauley Perrette and the introduction of Maria Bello as forensic psychologist Jack Sloane. Core Content & Plot Highlights
: The season includes a three-episode investigation into serial killer Gabriel Hicks and explores more of McGee's personal life as he prepares for fatherhood with wife Delilah. Pack Specifications NCIS Season 15 Complete Pack
: Episode 22, "Two Steps Back," serves as the final episode for Pauley Perrette , closing a 15-season chapter for the beloved forensics expert. The (released in 2018) contains all 24 episodes