An explosion inside a casino brings Catherine Willows back to Las Vegas to investigate. And when the crime is tied to Lady Heather, Gil Grissom is brought back as well to aid the investigation.  This is a 2 part TV Special. Series Finale

CSI: Immortality

An introspective insight into the life and artistic journey of William Friedkin, an extraordinary and offbeat director of cult films such as The French Connection, The Exorcist, Sorcerer, Cruising, To Live and Die in L.A. and Killer Joe. For the first time Friedkin opens up, guiding the audience on a fascinating journey through the themes and the stories that have influenced his life and his artistic career.