NCIS: LA Boss: Episode 100 Is 'Chris O'Donnell's Best Work' -- Watch a 'Shocking' Sneak Peek

This Tuesday at 9/8c, CBS’ NCIS: Los Angeles marks 100 episodes with a kidnapping case that involves someone very close to Agent Callen — he just doesn’t know it yet. Show boss Shane Brennan gave TVLine a preview of the “very powerful” and moving Callen-centric hour and the bombshell it threatens to drop. READ MORE & WATCH THE FIRST 60 SECONDS

NCIS: LA Season 3 Is Armed With Big Secrets, a 'Gut-Wrenching' Backstory, and a Fun Switcheroo

In a nutshell, NCIS: Los Angeles executive producer Shane Brennan says that it is time for the CBS procedural to “cut loose” with its third season (premiering this Tuesday at 9/8c). Kicking off the new cycle is the continuation – played out in real time, à la 24 — of the Hetty/Romania/Callen mystery that closed out the sophomore run on an intrigue-filled note. Brennan gave TVLine a look … READ MORE