https://screenrant.com/ncis-gibbs-mark-harmon-return-response-condition/

Mark Harmon opens up about potentially reprising his role as Leroy Jethro Gibbs in future seasons of NCIS, admitting that he is open to returning.

NCIS Season 21 Drops A Clue When Mark Harmon's Gibbs Might Return (& It’s Soon) (https://screenrant.com/ncis-season-21-gibbs-mark-harmon-retirement-return-when/)

Ducky's tribute may have been over but NCIS season 21, episode 3 still unexpectedly reveals when Mark Harmon's Leroy Jethro Gibbs might return.

Is Mark Harmon Returning To NCIS In 2024? Here's What Gibbs Fans Need To Know (https://www.looper.com/1541193/mark-harmon-gibbs-ncis-return/)

Many fans are still wondering whether Mark Harmon will return to his role as Gibbs in the "NCIS" universe after his exit from the main show in Season 19.