NCIS Season 12 Episode 4 Promo: Russian to Judgment

Viewers went back in time on NCIS Season 12 Episode 3, as we finally delved into the history of everyone's favorite bow-tie wearing medical examiner, Ducky.

Next Tuesday, meanwhile, the team will be assigned to a joint terrorism task force by the Secretary of the Navy.

This extreme action will be the result of a research scientist being murdered and the prime suspect being wanted by the Russians! Yup, it looks like we may see a return of our season premiere nemesis.

Look for Gibbs and DiNozzo to run interference with task force leader Leia Pendergast and get an idea of what's to come on NCIS Season 14 Episode 4 via this CBS teaser:

NCIS Promo - "Choke Hold"

Speaking of delving into history, here's a look back at the NCIS cast before they sky-rocketed to stardom on TV's highest-rated series:

NCIS Cast: Before They Were Stars

1. Mark Harmon (Leroy Jethro Gibbs) - NCIS

Mark Harmon was a star long before he signed up for NCIS. Die hard fans might remember him from the primetime soap Flamingo Road, Dr. Caldwell for St. Elsewhere, or the third wheel in the Dave and Maddie triangle on Moonlighting. However, we're still mourning his untimely death as Agent Simon Donovan, CJ's romantic interest on The West Wing.