Pauley Perrette on NCIS: LOS ANGELES Episode 5 October 12, 2009 NCIS: Los Angeles Pauley Perrette Check out a first look at Pauley Perrette guest starring as Forensic scientist Abby Sciuto on NCIS: LOS ANGELES “Killshot” Episode 5 airing Tuesday October 20 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Episode Synopsis: NCIS: LOS ANGELES “Killshot” Episode 5 – When a United States citizen of North Korean descent is murdered, the secrets to classified software are thought to be lost until NCIS uncovers a suspect from Director Vance’s past, on NCIS: LOS ANGELES, Tuesday, Oct. 20 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pocket (Opens in new window)