Ray überlebt die Attacke auf sein Leben. Er verliert eine Niere, kann sich aber schnell erholen.

Ist ein knallharter Konkurrenzkampf zwischen zwei Clubbesitzern der Grund, warum zwei Menschen sterben müssen?

Das CSI-Team bewegt sich auf unbekanntem Terrain: Es muss einen Mordfall klären, der möglicherweise von einem Werwolf begangen wurde.

Ein brutaler Killer macht Jagd auf verdiente Bürger der Stadt. Das CSI-Team steht vor einem Rätsel.

In einem verwahrlosten Haus werden zahlreiche Leichen gefunden. Unter Verdacht gerät die Eigentümerin, von der Nick behauptet, ihr Messietum sei nur ein Alibi für die grausamen Morde.

Als der Vater eines vor Jahren verschwundenen Mädchens ermordet aufgefunden wird, ist den Ermittlern schnell klar, dass sie zur Lösung des Falles auch in der Vergangenheit stöbern müssen.

Ein Toter wird in einem Schredderunternehmen gefunden. Noch ahnt das CSI-Team nicht, dass es in diesem Fall zahlreiche Verstrickungen sowie gleich mehrere Verdächtige gibt.

Bei den Untersuchungen zu einem komplizierten Mordfall kommen die Ermittler des CSI einem ungeheuerlichen Umweltskandal auf die Spur.

The death of a casino hotel guest is tied to an unlikely sexual encounter with a married woman in the room next to his, and a cat and a parrot may hold the clues of their owners' apparent double homicide.

The CSIs set out to track down a pedophile suspected of murdering an FBI agent's wife and kidnapping his children.

A prostitute is found dead at the same site where a staged photo of the same dead person was taken and posted on a website days earlier, and Hodges theorizes that the parts on his new motorbike were in a fatal accident.

While the team searches for a killer who is killing his victims with an electric chair, Greg falls for a classic film noir "femme fatale" who may be connected to the case.

The death of a prominent professor in the deaf community is connected to a feud between two deaf graduate students competing over a grant, and the investigation creates tension between Sara and Grissom's mother.

CSI investigates the discovery of a dead body with cremated remains in his mouth, and whose body parts were cut up and placed in thrift store boxes. Meanwhile, Langston's ex-wife comes to him with a surprise announcement.

Dr. Langston confronts Nate Haskell one more time during his murder trial. Meanwhile, Nick faces an old teenage nemesis, Jason McCann, who is seeking revenge for his brother's death.

When two people who were thought to be dead come back to life, the evidence leads CSI back to a discredited ex-professor who conducted bizarre death-related experiments in the 1970s.

After a cop convicted of killing his police officer wife is killed in prison, the team discovers that he may have been framed, and Brass and Vartann may have been romantically linked to his wife.

With a suicide, a homicide, and an accidental death already in the books, the team places bets on whether there will also be a natural causes death to complete "the cycle" before the end of the shift.

Dr. Langston turns to Lady Heather for help in the murder of a woman who acted like a cat, and Nick tries to figure out what caused a pregnant teen to commit suicide after he saves her baby.

While the team discovers body parts of a man and a woman in a barn, a ransom video involving one of Nate Haskell's brides arrives at the crime lab. They soon discover that the two cases are actually connected.

Dr. Langston sets out on a vigilante mission after Nate Haskell goes to Los Angeles and kidnaps his ex-wife and kills her husband.

Dr. Langston kills Nate Haskell, but was it murder or self-defense. Meanwhile, a closer look at the crime scene reveals details about Haskell's twisted past and his descent into a serial killer.