Long running series 'NCIS' spawns another spin-off with 'NCIS: Origins,' which delves into Gibbs' early years.

This is a story I don’t tell. This is the story… of her.” With those few words from Mark Harmon’s narrator Gibbs, CBS’ NCIS: Origins (airing Mondays at 10/9c) raised millions of eyebrows and got people looking at the prequel spinoff n a new way.

In the role of former NCIS lead Leroy Jethro Gibbs, Mark Harmon is a tough act to follow. But it seems he found a worthy successor in NCIS: Origins star Austin Stowell.

In an era when few streaming shows last beyond a single season, over on network TV, sturdy if faintly overheated procedurals like “NCIS” are still going strong. The first 18-plus

Paramount Global Content Distribution has landed in Cannes with a new NCIS for international buyers, NCIS: Origins. Ahead of the event, Deadline spoke to the team behind it: Mark Harmon, the original Leroy Jethro Gibbs and an exec producer on the new show,

Origins is great news for the franchise after his NCIS exit, but it also sets up a big problem for the prequel.

Mark Harmon remains an important component of the NCIS Universe, even though he is no longer starring on the flagship show. NCIS fans already knew Mark was part of the new prequel show, but nearly everyone thought it would only be behind the scenes.