Sean Murray, Wilmer Valderrama and Katrina Law will return in season 21 of NCIS. From the cast to the plot and release date, here's what you need to know about the new series.

Art imitates wife, as they say. True Blood vet Lauren Bowles will play wife to her real-life husband, Patrick Fischler, in an ...

Lilan Bowden has appeared on the NCIS ... cast may soon see much more of Agent Jessica Knight’s sister. A standing rumor is that she will play an important part during the second half of NCIS ...

Most of the NCIS: Sydney cast members have returned from Season 1. NCIS Special Agent Michelle Mackey is back (played by Olivia Swann), and so is 2IC AFP Sergeant Jim “JD” Dempsey (Todd Lasance).