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,
Immortality (CSI: Crime Scene Investigation) reviewing the series finale, Gavin Hetherington of SpoilerTV named the episodes "the perfect send-off for such an epic show". He later called the episode a "dream come true" for fans of the series with the reunion of Gil, Catherine and Sara. Immortality (CSI: Crime Scene Investigation) "Immortality" is the two-hour series finale of "" aired on September 27, 2015 on CBS. When a suicide bomber detonates his vest on the floor of the Catherine Willows-owned Eclipse casino, the FBI special agent returns from Los Angeles to join the investigation. Gil Grissom, meanwhile, working to preserve sharks in international waters, is