NCIS has been dazzling viewers on CBS since 2003, and it's been so popular among primetime fans, that two spin-off series were created from the show, NCIS:
How the NCIS Franchise Will Celebrate 1000 Episodes collider.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from collider.com Daily Mail and Mail on Sunday newspapers.
As the 'NCIS' team investigates the death of a UFO whistleblower, they become increasingly convinced that his murder might have an out-of-this-world explanation. Read Entertainment Weekly's recap of the latest episode, 'Strange Invaders.'