NCIS Uncovered: Behind The Scenes Secrets

It was originally a JAG spinoff

When NCIS first started, it did not come off a separate script with an original idea. It was actually formed from the popular TV show JAG. In season eight of the CBS Naval legal procedural show, there were two episodes titled “Ice Queen” and “Meltdown.”

CBS

They introduced the new team from NCIS and acted as a backdoor pilot for the show. It was received well by audiences and a new CBS show was born.