CBS announced today the new special NCISVERSE: THE FIRST 1,000, an ENTERTAINMENT TONIGHT special, to air Monday, April 8 (9:00-10:00 PM, ET/PT) on the CBS Television Network (live and on-demand for Paramount+ with SHOWTIME subscribers, or on-demand for Paramount+ Essential subscribers the day after the special airs)*.

This one-hour ET special, celebrating 1,000 episodes of the NCIS franchise, includes exclusive interviews with the stars of NCIS, NCIS: LOS ANGELES, NCIS: NEW ORLEANS, NCIS: HAWAI'I and NCIS: SYDNEY. The cast and guest stars share favorite memories and behind-the-scenes moments from 20 years' worth of never-before-seen interviews from the ET vault. ET's Kevin Frazier hosts from the NCIS studio lot, where the flagship show has been filmed and produced by CBS Studios for two decades.

Also included is a rare look inside with the cast and crews to produce TV's #1 primetime drama franchise. The special reveals new details about the origins of NCIS including how the multi-show, global phenomenon was created and changed the face of the real NCIS.

Additionally, fans will get a behind-the-scenes look at the making of the franchise's 1,000th episode, an episode of NCIS that will air Monday, April 15 (9:00-10:00 PM, ET/PT) on the CBS Television Network.