The Woman Behind "Jessica Knight"

New 'NCIS' Actress: What You Need To Know About Katrina Law

NCIS is currently the second-longest-running scripted American Primetime TV show that isn't animated behind Law and Order: SVU. A third spinoff is in the works, taking place in Hawaii. One way for a TV series to stay healthy is rotating or new cast members. Enter Katrina Law.

The other cast members have interesting facts about them. Did you know that Pauley Perrette is a natural blonde? Or that David McCallum served in the British Armed Forces? Or that Daniela Ruah in 2006 won the Portuguese version of Dancing With the Stars? To learn all about Katrina Law, please watch the video above.