Maria Bello

NCIS cast member Mario Bello has filmed her final scenes for the show. The book has officially been closed on the character of Jack Sloane. CBS viewers tuning in for the episode called True Believer likely already knew that it was coming, as this was one of the worst kept secrets on television. Bello joined

NCIS spoilers have already been revealed about the big casting change that will take place during Season 18. There had been previous NCIS rumors about one of the primary cast members leaving at the end of Season 17, but due to the coronavirus pandemic shutting down production of new episodes, the season got cut short.