Packing up his family photos in his house, future love steps in. Gibbs meets his red-headed real estate agent, Diane (Kathleen Kenny). On "NCIS," Gibbs' second wife (there were four, with three divorces and one death) was red-haired Diane Sterling (Melinda McGraw).

Mariel Molino, Austin Stowell, and creators Gina Lucita Monreal and David J. North weigh in on that big twist.

NCIS: Origins Season 1, Episode 18 “Cecilia” revisited the Pedro Hernandez murder and introduced a very familiar face for fans of the franchise, that of Lara Macy, who served as Agent in Charge of the Office of Special Projects during the NCIS: Los Angeles backdoor pilot.