There’s a reason that people who work together sometimes end up getting together. It’s that they understand each other. There’s a lot of Lala in Gibbs and vice versa that they see a bit of a mirror image.

Austin Stowell exclusively told Us Weekly about Mark Harmon's immediate response to his 'NCIS: Origins' performance as Gibbs

Austin Stowell thinks his character Leroy Jethro Gibbs created Rule 12 because of his personal feelings. The NCIS: Origins actor is playing a young Gibbs, who was originally portrayed on the first show by Mark Harmon.