History of NCIS: Origins in Timeline
NCIS: Origins is a prequel series to NCIS, focusing on a young Leroy Jethro Gibbs as a probationary NIS agent. The series explores his early career and personal life, including how he copes with the past. It is the sixth installment in the NCIS franchise.
1991: Setting of NCIS: Origins
In 1991, the series NCIS: Origins is set following a young Leroy Jethro Gibbs as he starts his career as a newly minted special agent at the fledgling NIS Camp Pendleton office.
January 2024: NCIS: Origins announcement
In January 2024, NCIS: Origins was announced with Gina Lucita Monreal and David J. North acting as showrunners and executive produced by Mark Harmon and his son Sean Harmon.
October 14, 2024: Series Premiere
On October 14, 2024, NCIS: Origins premiered on CBS, consisting of 18 episodes, with episodes streaming on Paramount+.
November 7, 2024: Full season order
On November 7, 2024, CBS granted NCIS: Origins a full season order with an additional 5 episodes bringing the total episode count to 18 episodes.
February 2025: Series renewed for second season
In February 2025, NCIS: Origins was renewed for a second season.
October 14, 2025: Second season premiere
On October 14, 2025, the second season of NCIS: Origins premiered.
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