CSI: Crime Scene Investigation (season 7) CSI: Crime Scene Investigation (season 7) The seventh season of "" premiered on CBS on September 21, 2006 and ended May 17, 2007. The series stars William Petersen and Marg Helgenberger. Catherine heads to a small town in Nevada ("Leaving Las Vegas") as Grissom and Sara continue their affair ("Living Doll"), in the seventh season of "CSI". Supervised by Grissom and Willows, the Las Vegas Crime Scene Investigators face both personal and professional challenges as Grissom says goodbye, and new CSI Michael Keppler joins the team ("Sweet Jane"), as they investigate the bizarre, the brutal, and the unprecedented, including a
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