However, that is to be expected with TV shows that are looking to entertain rather than educate.
Perrette had degrees in both psychology and criminal science.
Her real-life experience outside of the show allowed her to give back to fans, too!

“… [Abby] has inspired young women around the world,” said Perrette.
That is just outstanding."
According toOutsider, Gibbs' father on the show was a WWII US Army Air Force pilot.

As it turns out, Harmon’s father was also a military veteran.
And when I say hard, I mean hard.
She worked with a linguist to help her learn the languages required of her character.

The real-life connections do not end there.
According toUSO, the show had actual NCIS agents on set as consultants, adding to its legitimacy.