Although Mark Harmon ’s Leroy Jethro Gibbs was played by Harmon’s son Sean for a handful of NCIS flashbacks over the years, Austin Stowell was selected last year to take over as the younger version of the character for NCIS: Origins . The prequel series returns for Season 2 this October on the 2025 TV schedule , and there’s quite a bit that early 1990s Gibbs will have to deal with following the shocking Season 1 finale . Ahead of that premiere, Origins co-showrunner Gina Lucita Monreal explained why Stowell was a worthy successor for Harmon in the CBS procedural franchise, and it’s making me more excited for Season 2.
Monreal, who shares showrunning duties on NCIS : Origins with David J. North, discussed the thought that went into casting the young Leroy Jethro Gibbs w