Callen and Sam travel to the USS Allegiance in the Persian Gulf to work with Navy Captain Harmon "Harm" Rabb, Jr. (David James Elliott) when the NCIS team uncovers ISIS sympathizers who are targeting military locations.
| Title | The Guardian |
|---|---|
| Genres | Action & Adventure Drama Crime Mystery |
| Release Date | 2019-05-12 |
| Episode Runtime | 00 Hours 45 Minutes |
| Season Number | 10 |
| Episode Number | 23 |
| Production Companies | Shane Brennan Productions, Belisarius Productions, CBS Studios |
