CSI: Crime Scene Investigation (season 11) CSI: Crime Scene Investigation (season 11) The eleventh season of "" premiered on CBS on September 23, 2010 and ended May 12, 2011. The season stars Marg Helgenberger and Laurence Fishburne. Langston fights for his life ("Shockwaves") as Catherine meets a man from her past ("Pool Shark"), in the eleventh season of "CSI". Willows and her team face both personal and professional demons this season, as they investigate cases including a decapitation ("Blood Moon"), the knife attack of a Vegas icon ("Sqweegel"), a woman with a hoarding condition ("House of Hoarders"), a T-Rex attack ("Cold Blooded"), a human shredding ("Bump
CSI: Crime Scene Investigation (season 12) CSI: Crime Scene Investigation (season 12) The twelfth season of "" premiered on CBS on September 21, 2011, and ended on May 9, 2012. The series stars Marg Helgenberger, Ted Danson and Elisabeth Shue. The show was moved to Wednesdays at 10:00 p.m. (P/E), following "Criminal Minds". Catherine and Nick adjust to life working under D.B. Russell, following their demotions, while Morgan Brody joins the CSI team ("73 Seconds"), in the twelfth season of "CSI". This season, the team investigate crimes including the murder of a family ("Tell Tale Hearts"), a drowning in chocolate ("Bittersweet"), a death at a mob