1: NCIS debuted in 2003, sparking a TV franchise.

2: NCIS: Los Angeles premiered in 2009, focusing on undercover work.

3: NCIS: New Orleans followed in 2014, showcasing investigations in the Big Easy.

4: NCIS: Hawaii is set to premiere in 2021, expanding the franchise.

5: Each spinoff adds new characters and storylines to the NCIS universe.

6: Cross-over episodes often feature characters from different NCIS shows.

7: The success of NCIS spinoffs shows the enduring popularity of the franchise.

8: Fans can enjoy a variety of NCIS shows with diverse settings and storylines.

9: The NCIS franchise continues to grow, captivating audiences with its thrilling investigations.