NCIS’s Gibbs Role: The Shocking Big A-List Star Who Almost Played Him Instead of Mark Harmon

NCIS’s Gibbs Role Was Originally Slated For Big A-List Star Before Mark Harmon

When it comes to iconic TV characters, few can match the enduring popularity of Special Agent Leroy Jethro Gibbs on NCIS. The role played by Mark Harmon has become synonymous with the long-running crime procedural, but did you know that Gibbs was originally intended for a different A-list star? Let’s take a closer look at the behind-the-scenes story of the casting process for NCIS’s beloved character.

The Search for Gibbs

In the early stages of developing NCIS, the creators had a vision for a strong and compelling lead character who would anchor the series. They were looking for an actor with the right combination of charisma, intensity, and authority to bring Gibbs to life on screen.

The A-List Star Consideration

With the goal of attracting a big-name actor to the role, the producers reached out to several A-list stars in Hollywood. They were hoping to secure someone who could bring star power and prestige to the show.

The Unexpected Match

However, as the auditions and discussions progressed, it became clear that there was a different actor who embodied the essence of Gibbs perfectly. Mark Harmon, known for his previous work on shows like “St. Elsewhere” and “Chicago Hope,” impressed the creators with his commanding presence and nuanced portrayal.

The Chemistry Test

One pivotal moment in the casting process was when Harmon performed a chemistry test with the rest of the NCIS ensemble. His dynamic interactions with the other actors solidified his place as the ideal Gibbs, and the producers knew they had found their star.

Mark Harmon’s Impact

From the moment Mark Harmon stepped into the role of Gibbs, he brought a unique blend of strength, vulnerability, and charisma to the character. His portrayal resonated with audiences, and Gibbs quickly became a fan favorite.

A Decade of Dedication

Mark Harmon’s commitment to the role of Gibbs is evident in his decade-long tenure on NCIS. He has consistently delivered powerful performances, captivating viewers with his portrayal of the complex and enigmatic special agent.

Gibbs’s Legacy

Gibbs has become an iconic TV character, beloved by fans around the world. Mark Harmon’s portrayal has left an indelible mark on the series, shaping the character’s legacy and helping to make NCIS the long-running success that it is today.


The role of Gibbs on NCIS was originally intended for a big A-list star, but Mark Harmon’s audition and chemistry with the ensemble cast secured him the role. His portrayal of Gibbs has become legendary, leaving an enduring legacy on the show and captivating audiences for over a decade.

Frequently Asked Questions

1. Who was the original A-list star considered for the role of Gibbs?The original A-list star considered for the role of Gibbs has not been publicly disclosed.
2. How did Mark Harmon’s audition stand out?Mark Harmon’s audition stood out due to his commanding presence and nuanced portrayal of Gibbs.
3. What qualities did the creators want for the character of Gibbs?The creators wanted a strong and compelling lead character with charisma, intensity, and authority.
4. How long has Mark Harmon been playing Gibbs on NCIS?Mark Harmon has been playing Gibbs on NCIS for over a decade.
5. What impact has Mark Harmon’s portrayal of Gibbs had on the show?Mark Harmon’s portrayal of Gibbs has helped shape the character’s legacy and contributed to NCIS’s enduring success.