A silver ink note threatening Maxine Roby’s life is found at the crime lab, sending the entire CSI team to crack who is behind the notes and how they connect…

Medical examiner Sonya’s life is in jeopardy when she is exposed to a mysterious poison as the CSI team races to find the antidote and the silver ink murderer who…

When the body of a young girl who was killed over 40 years ago is discovered at the bottom of Lake Mead, Max Roby promises her mother, Raquel Williams, that…

When David Hodges goes missing, the entire CSI team searches for any piece of evidence that can help locate him, clear his name and save the reputation of the entire…

A mysterious bigfoot-like footprint found near a crime scene puzzles the CSI team as they work to uncover who – or what – killed a father and son.

An abandoned horse covered in blood leads the CSI team to a halfway house for convicted murderers. Also, Grissom and Sara begin to circle their prime suspect in the David…

When the CSIs are called to investigate human remains found in a convention center owner’s bathtub, Sara and Grissom use the case to get close to attorney Anson Wix’s star…

The CSI team investigates when a body is dug up in the luau pit of a Hawaiian-themed hotel. Also, Internal Affairs begins to question Grissom and Sara’s return to the…

Franklin finds a new cocaine connect in the form of his captor, Reed Thompson. Lucia and Gustavo contemplate whether or not to let Pedro back into the business.