CSI: Crime Scene Investigation (season 14) is taken hostage ("The Fallen"), the team track a cannibal ("Consumed"), and Brass has to make a decision when his daughter attempts suicide ("Dead In His Tracks"). Avery Ryan, meanwhile, heads to Las Vegas to work alongside the CSI team when a casino owner's wife is killed in a cyber-related case ("Kitty"). Paul Guilfoyle, who plays Jim Brass, left the series at the end of the 14th season. Marg Helgenberger guest stars, Patricia Arquette makes her franchise debut as Avery Ryan. <onlyinclude></onlyinclude> CSI: Crime Scene Investigation (season 14) The fourteenth season of "" premiered on September 25, 2013 on CBS,
CSI: Crime Scene Investigation (season 6) a suburban home ("Bite Me"), a mass suicide at a cult ("Shooting Stars"), and an apparent suicide ("Secrets and Flies"), as Nick comes to terms with his PTSD ("Bodies in Motion"), and later tracks down a missing child ("Gum Drops"). Also this season, Greg hunts the head of a civil war reenactor ("Way to Go"), Grissom investigates the death of a psychic ("Spellbound"), and Sara comes face to face with her toughest adversary yet ("The Unusual Suspect"). <onlyinclude></onlyinclude> CSI: Crime Scene Investigation (season 6) The sixth season of "" premiered on CBS on September 22, 2005 and ended May 18,