CSI: Crime Scene Investigation (season 5) CSI: Crime Scene Investigation (season 5) The fifth season of "" premiered on CBS on September 23, 2004 and ended May 19, 2005. The series stars William Petersen and Marg Helgenberger. Greg begins his journey from a lab rat to a field mouse, as the Las Vegas Crime Lab faces a personnel overhaul ("Ch-Ch-Changes"), during the fifth season of "CSI". The team's final days together are plagued with more investigations into the insane and the unusual, including the discovery of an "alien" corpse just outside the boundary of Area 51 ("Viva Las Vegas"), a body washed up in a thunderstorm
CSI: Crime Scene Investigation continues to own UK DVD rights). The series is currently in syndication, and reruns are broadcast in the U.S. on Oxygen, Syfy and the USA Network on cable, with Ion Television holding the broadcast syndication rights. The show has aired in reruns on the USA Network since January 14, 2011. The CSI catalog has been exclusive to the whole NBC Universal portfolio since September 2014, after several years with Viacom Media Networks' Spike and TV Land. "CSI" was shot at Rye Canyon, a corporate campus owned by Lockheed Martin situated in the Valencia area of Santa Clarita, California, but after