Gibbs Rule 45

Over the years, "NCIS" viewers have learned about dozens of the rules that Leroy Jethro Gibbs lives by. Here's a rundown of every rule that Gibbs has mentioned.

MSN: Gibbs' 10 Best Rules That Make Us Miss Mark Harmon In NCIS More

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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.

Gibbs' 10 Best Rules That Make Us Miss Mark Harmon In NCIS More

Cinema Blend: After Tom Cruise Stopped By NCIS: Origins Set, The Flagship's Showrunner Set A Hilarious New 'Gibbs Rule'

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After Tom Cruise Stopped By NCIS: Origins Set, The Flagship's Showrunner Set A Hilarious New 'Gibbs Rule'

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Yardbarker: Explaining ‘NCIS’ & ‘Origins’ Crossover: Connecting Timelines, Learning a Gibbs Rule & More

Fans know Gibbs has a rule for everything. And so it’s only fitting that in this NCIS and NCIS: Origins crossover, we’ll see young Leroy Jethro Gibbs (Austin Stowell) learning one. “You often hear ...

Explaining ‘NCIS’ & ‘Origins’ Crossover: Connecting Timelines, Learning a Gibbs Rule & More

Gibbs’ rule No. 10 says to never get personally involved in a case, but that’s a lesson Lala Dominguez (Mariel Molino) still needs to learn in the NCIS prequel’s fall finale, airing December 9. When ...

(We did expect rule #9 — don’t go anywhere without a knife — to come up when Mariel Molino ‘s Lala returned Gibbs’ knife to him.) That comes when despite the team pushing on the sheriff, he refuses to ...

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