Mark Harmon's Gibbs is such an iconic NCIS character, and his list of rules cemented him as one of the best. Although Harmon's Gibbs left NCIS in season 19, he remains a vital character to the show.

Although Gibbs has a list of rules he lives by, he has been breaking the rules a lot recently. One rule he broke was Rule No. 3 (also known as “other rule No. 3”), “Never be unreachable.” Gibbs broke ...

NCIS is ending Season 22 soon. However, viewers have noticed a note that had "Rule 45" written in it. This simple but intriguing note has piqued the interest of many viewers, who are now eager to ...

CBS launched NCIS in 2003 and the series, created by Donald P. Bellisario, is preparing to air its 18th season this year. The award-winning show captures the action and drama that happens at the Naval ...

Leroy Jethro Gibbs (Mark Harmon) lived by his rules on NCIS. For 19 seasons, Gibbs spouted his guidance to his team of special agents, giving them a handbook to live and work by. The lead character ...

Leroy Jethro Gibbs was practically a Boy Scout, so it makes sense that his "NCIS" portrayer Mark Harmon lives by the motto: Be prepared. Harmon, who played Gibbs on the CBS procedural for 19 seasons, ...

Mark Harmon admitted he uses one of Gibbs' rules in his everyday life, but before anyone goes wild thinking about which ones would possibly factor into his real life, it's #9. During what I assumed ...

Did NCIS: Origins‘ Gibbs create rule 12 because of his feelings for Lala? Austin Stowell thinks so. “There’s a reason that people who work together sometimes end up getting together. It’s that they ...