: On the ship, they meet Captain Harmon Rabb Jr., who is serving as the ship’s Executive Officer (XO). This introduction bridges the NCIS and JAG universes, providing a nostalgic link for long-time fans. Key Character Arcs
Aired on May 12, 2019, "The Guardian" serves as the first half of a two-part season finale. The episode is notable for its crossover with the classic series , featuring the return of Captain Harmon "Harm" Rabb Jr. (David James Elliott). The plot follows the NCIS team as they uncover a terrorist plot aboard a military vessel, leading to a high-stakes mission in the Persian Gulf. Plot Overview [S10E23] The Guardian
: While the others are at sea, Kensi and Deeks remain in Los Angeles, working the case from the ground. The episode touches on their future and the impact of their high-risk careers on their personal lives. : On the ship, they meet Captain Harmon Rabb Jr
: The investigation begins when the NCIS team uncovers a group of ISIS sympathizers planning an attack on United States military targets. The episode is notable for its crossover with
: The duo operates in a high-pressure environment aboard the USS Allegiance, focusing on identifying "signals" and "expert" threats within the crew.
The episode explores themes of , particularly regarding the toll that military and federal service takes on relationships. The inclusion of JAG characters highlights the enduring nature of these roles across different generations of the franchise. Production Credits Director : John P. Kousakis Writers : R. Scott Gemmill Guest Stars : David James Elliott as Harmon Rabb Jr.