Brian Dietzen, is well-known for his role as chief ... He is one of the longest-running actors on the CBS police procedural. The actor was originally meant to be a guest star for one day on ...

You know these stars as members of the Naval Criminal Investigative Service, who spend their time investigating crimes ...

BRIAN DIETZEN: Oh, my gosh ... And, you know, you couldn't get a better actor than Rocky Carroll to play him. I mean, he just ...

19 on CBS. The actor breaks down Monday's action-packed episode and teases the duo's complicated relationship status. New episodes of 'NCIS' air Mondays at 9 p.m. ET/PT on CBS.