Eric Delko returns as an expert witness for the defense, pitting himself against his old team.

The investigation of a dead census worker sends the team into a high-speed chase and an explosion that threatens CSIs'... Full summary

Deadly jellyfish are used as a murder weapon; a mysterious woman from Jesse's past returns.

When the CSIs investigate what caused a car accident, both drivers' darkest secrets are revealed.

Dr. Ray Langston (Laurence Fishburne), from the Las Vegas office, comes to Miami when a severed leg found in the... Full summary

The CSIs re-create a night of bachelor party debauchery to solve a murder and find a missing groom.

Alexx Woods and Delko try to help the team stop a deadly outbreak in Miami.

When Miami's most-hated man is murdered, members of the CSI team search for the killer and hidden treasure.