As Halloween descends on Sin City, the CSIs investigate when a creepy mannequin prop inside a popular haunted house turns out to be a real dead body. Also, Catherine enlists…

Still fresh from her divorce, Amy doesn’t feel ready to start dating again; when Mateo tries to set her up with his loser cousin, she gets determined to show everyone…

On Valentine’s Day, a surprise marriage proposal goes awry with dangerous consequences. Athena attempts to help a desperate woman and unintentionally joins the Lonely Hearts Club. Bobby and Chimney pull…

Max and Caroline are invited to be extras on a popular TV show shooting a scene in Han’s diner, but when Caroline catches the director’s eye, he offers her an…

Marisol is suspicious of Nicholas; Genevieve encourages Zoila to take a date to a family event; Evelyn concocts a plan to drive Adrian out of the house; Carmen’s new job…

Marisol is suspicious of Nicholas; Genevieve encourages Zoila to take a date to a family event; Evelyn concocts a plan to drive Adrian out of the house; Carmen’s new job…

Phil takes over Halloween decorating duties from Claire. Jay is upset when he wants to dress up as Prince Charming but Gloria buys him a Shrek costume. Mitchell has a…

Abby and Neela are assigned to a month-long rotation in the neonatal intensive care unit where they experience emotional roller coasters while caring for the sick infants.

Grissom, Catherine and Nick investigate the death of a runner during a competition. Meanwhile Sara and Warrick investigate the death of couple in a hotel room, initially thought to be…

Grissom, Catherine and Nick investigate the death of a runner during a competition. Meanwhile Sara and Warrick investigate the death of couple in a hotel room, initially thought to be…

When a beautiful star quarterback of the Lingerie Football League is found murdered in the locker room hot tub with traces of lidocaine in her system, the CSIs are called…

When a flight attendant is murdered, the CSIs uncover all the dirty secrets of airplane travel.