‘NCIS’: Jessica Steen Talks to Us About Playing Tony DiNozzo’s Love Interest, Agent Paula Cassidy

NCIS Cast Through The Years

Cast of NCIS Celebrates 20th Anniversary

NCIS: Los Angeles Season 12 - watch episodes streaming online

NCIS Season 12 - watch full episodes streaming online

NCIS Season 12 Episode 1

Thank you NCIS fans - in its 21st season, NCIS is the #1 show on Monday night and TV’s #2 entertainment series! Our episodes average 13m viewers, up almost 10% from last year. And in just three days, our season finale had already been seen by nearly 9m viewers. We are so grateful you continue to enjoy the show as much as we enjoy making it. Season 22 is gearing up for another epic chapter for the #NCIS family. #FYC | Wilmer Valderrama

NCIS: You Better Watch Out

Michael Weatherly on last "NCIS" episode