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 time-consuming. Additionally, it is inappropriate for the CSIs who process a crime scene to be involved in the examination and testing of any evidence collected from that scene. "CSI" shares this characteristic with similar British drama series "Silent Witness". However, not all law enforcement agencies have been as critical; many CSIs have responded positively to the show's influence and enjoy their new reputation. In the UK, scenes of crime officers now commonly refer to themselves as CSIs. Some constabularies, such as Norfolk, have even gone so far as to change the name of the unit to Crime Scene Investigation. Also,