NCIS actor Mark Harmon's sister, Kristin Harmon, died on April 27 at the age of 72 NCIS actor Mark Harmon’s sister, Kristin Harmon, died on April 27 at the age of 72 — and her life was anything but ...
Mark Harmon's long run on "NCIS" brought him in contact with all kinds of fictional legal issues. But Harmon's real life has also had its share.