Time, the relentless elements, and the unforgiving desert conspire against the CSI team as they race to locate Sara before the effects of the insidious toxin prove fatal.

The CSI team confronts two perplexing cases. The first concerns the death of a go-kart racer, a man who sought thrills on the open road and ultimately paid a fatal price for his passion. The second is a murder that occurred within the walls…

The team began to examine a young girl, orphaned when her entire family perished. Whispers persisted that she was afflicted, claimed to be inhabited by a demonic presence.

Grissom examines the perplexing death of a young man, a case complicated by the unsettling appearance of his body – one that bears a striking resemblance to a woman's.

When a horror film actress is found dead on set, Grissom and his team launch an investigation.

Grissom and his team collaborate with Jack Malone, an FBI agent from New York, to hunt a serial killer. The story continues in the episode "Where & Why (II)" of Without A Trace, Season 6.

Doubt clouds Sara’s path as a CSI when a case from her past resurfaces, a shadow cast by twelve-year-old Hannah. Once again, Hannah must lend her support to her brother, armed with a fresh array of ingenuity.

Hodges orchestrates mock crime scenes within the lab, offering his colleagues an opportunity for simulated forensic investigation. However, his intentions extend beyond mere entertainment; he harbors ulterior motives for these elaborate exe…

The team delves into the shadowy world of an underground criminal organization. Warrick finds himself increasingly implicated in a murder connected to the mob, and his reliance on prescription medication begins to seriously compromise his w…

Grissom and the team delve into the brutal world of illegal dog fighting as they investigate the murder of a prominent socialite. Simultaneously, Warrick fights to restore his reputation in the aftermath of the exotic dancer killings.

During the annual bull riding rodeo in Las Vegas, two murders occur, prompting a CSI investigation. The evidence uncovered suggests a possible link between the killings and the clandestine world of illegal bull breeding.

When D.D.A. Klein requests their assistance, Grissom and his team find themselves confronting a wave of influenza as they are tasked with investigating the deaths of several crucial witnesses in a high-stakes grand jury case targeting a not…

The crime scene unit was called to the site of a tragedy: a young girl had died, her identity yet to be determined.

Catherine Brass, along with Grissom and Nick, investigate the death of a woman discovered in an apartment building, a gunshot wound the cause of her demise. The investigation soon focuses on Drops, who remains incarcerated, making him a per…

The deer’s death was unlawful. The individual discovered with the carcass in the bed of his truck had, it seemed, adorned it with a tutu. The man, profoundly intoxicated at the time of his arrest, was being questioned by Nick and Brass when…

Catherine Grissom, Nick, Greg, and Brass are investigating the death of Annabelle, a prominent television personality.

Catherine offered Warrick solace as he faced accusations of murdering a prominent Las Vegas gangster, a case that left him adrift in uncertainty regarding his own culpability.