CSI “Mascara” Season 9 Episode 18 March 31, 2009 CSI CSI Season 9 Episode 18, “Mascara”: Watch a sneak peek of this new episode airing this Thursday April 2 at 9pm on CBS. Taylor Swift Guest stars. Read all our CSI coverage. Episode Synopsis: CSI “Mascara” Season 9 Episode 18 – Langston is shocked when his former student is found murdered and becomes the focus of a CSI investigation into the world of Mexican wrestling, on CSI: CRIME SCENE INVESTIGATION, Thursday, April 2 (9:00-10:01 PM, ET/PT) on the CBS Television Network. Academy Award and Golden Globe Award winner William Friedkin (“The Exorcist”) directs this 200th episode of the series. 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)
