Why Did Abby Leave NCIS? Pauley Perette's Disdain Over Mark Harmon Reportedly Reaches Beyond His Dog We haven't seen Abby, played by Pauley Perette, in a while, but we aren't over her prospective return to make science interesting yet again.
‘NCIS’ Says Goodbye To Pauley Perrette’s Abby Sciuto In Season 15 'NCIS' bid its final farewell to Abby Sciuto in an emotionalepisode. Actress Pauley Perrette appeared in her final scenes on the show, as she said goodbye to the lab for the last time.
