TMDb/NCIS: Origins TV Explore young Gibbs' origin story in NCIS: Origins, the highest-rated NCIS spin-off now in Paramount+'s top 10. April 19, 2026 AceShowbiz - NCIS: Origins stands out as the highest-rated spin-off within the long-running NCIS franchise, recently breaking into Paramount+'s top ten most-watched shows. The series, which premiered in October 2024, dives into the early career of the franchise's iconic character Leroy Jethro Gibbs, played by Austin Stowell, exploring his formative years at the Naval Investigative Service (NIS).