McGarrett and the team investigate when a deadly hit-and-run involves a driverless car carrying heroin, and what could be a new means for delivering drugs. Also, Tani and Quinn are…

A renowned ghost hunter is killed and the investigation reveals that his death is linked to a chilling discovery he made while on a recent assignment.

As Halloween approaches, Castle and Beckett are called to a graveyard where the body of a young man sporting vampire fangs has been discovered with a wooden stake driven through…

After Sam’s undercover mission in Sudan turns deadly, Callen and the NCIS team must track down their missing agent before it is too late.

The NCIS team uncovers an experimental Navy tracking system when a body containing a top-secret residue is stolen from an autopsy room. Meanwhile, Callen challenges Hetty on the rock wall.

The investigation of a drive-by shooting has the NCIS team searching Los Angeles for the dead marine’s younger brother who may be the next target and the one with the…

Alliances are tested, while bonds are broken.

As the CSIs hunt a cannibalistic killer, they realize there is more than one.

A dead man is found inside a human-size hamster ball; the team collaborates on a serial rapist investigation.

The body of a young trapeze artist is found folded into a box on Coney Island, leading Mac and Stella to the circus where they find themselves embroiled in a…

Mac, Aiden and Flack investigate when Elaine Curtis is found dead at a dog competition, a knitting needle sticking out of her chest, and no shortage of suspects ranging from…

The CSIs make a shocking discovery about their murder victim, while Horatio tries to save his son from Julia’s erratic behavior.

After a body is found in a sinkhole, the team’s investigation into the victim’s death leads them to a robbery where the target is keeping a shocking secret.

The team investigates the puzzling death of a student and find evidence that Tim Speedle may not be dead.

There’s a serial killer on the loose marking all of his victims with a Y on their chests and one or more of the csi’s lives are in danger in…

Horatio has Eric rushed to the hospital and watches as the doctors try to revive him. The rest of the CSI team finds evidence that may lead them to Cruz.

A truck carrying weapons that were confiscated from previous crimes are now back on the streets of Miami. An old enemy of Horatio’s puts the lives of two CSI’s in…

A murder and kidnapping becomes personal when DNA from a crime scene reveals that Natalia’s sister Anya is one of the kidnapped women they are looking for. The team finds…

The team is sent to investigate the death of a local celebrity, who is found murdered in her bathtub. The list of suspects includes her musician boyfriend, her assistant and…

When Horatio’s nemesis, Walter Resden targets someone close to him, Horatio tries to stop him. Also Eric Delko’s relationship with Natalia is tested when she thinks she may be pregnant.

The CSI’s are called out to investigate the murder of a young woman who was about to sign her divorce papers. Soon the husband turns out to be the ideal…

The team must find the connection between the two crime scenes; the killing of a drug dealer and the rape of a well-off family member.

Horatio’s life is changed forever when he learns important information about his deceased brother. Horatio must now figure out what to do with this information about his brother, Raymond, and…

Evidence leads the CSIs to believe that someone started a massive fire in the Everglades in order to cover up a murder. Local prisoners are brought in as free manpower…

As a huge tsunami heads directly towards Miami, a ten-hour warning gives citizens just enough time to evacuate the city. In the chaos, two people are killed in a parking…

A woman is killed during a posh party at an exclusive waterfront estate when a man opens fire on the proceedings from a cigarette boat. When a former con is…

Horatio is quick on the scene when an armored truck carrying $3.2 million is robbed in a daring downtown heist. During the holdup, the driver is killed and Horatio guns…

A young woman is thrown over the railing of a parking garage, but the investigation into her death uncovers evidence that she was killed before the fall and had likely…

Addison and Cooper are counseling a couple who must pick a child to save with their newborn’s cord blood. Meanwhile Dink wants to marry Maya.

As the boys gear up for Pope’s birthday, Smurf wants to know if they’re playing by her rules. J learns more about his mother’s estrangement from the family.

Booth and Brennan investigate a death due to an explosion in a Miami hotel. The clues lead to foreign diplomats with diplomatic immunity.

Will follows clues that may expose a dangerous secret about the Seattle Colony. Katie helps a refugee family. Bram steps in as a parent to Gracie.

Nick and Hank are called to investigate a one night stand turned deadly when a man finds himself in the middle of a very bizarre love triangle. Captain Renard hopes…

A series of disturbing crime scenes leads Nick and Hank to the resurrection of an old feud that’s all too familiar for Nick and Monroe. With the news of a…

Adalind returns to wreak havoc as she avenges her mother’s death; Captain Renard’s obsession escalates; Monroe receives a surprise visit.

Severide feels sidelined as he leaves Detective Lindsay and the Intelligence Unit to do their job and locate his sister Katie. Shay gets an unusual tip from Chicago Blackhawk players…

With tensions still running high between Chief Boden and Bennie Severide, things boil over when Mills confronts Bennie about the fire that killed his father. Meanwhile, Severide, Casey and Bennie…

Kate and Juliet are stranded in the jungle after Kate learns that there is a traitor in the survivor’s midst. Meanwhile, Sawyer’s poor attitude and selfish ways towards the beach…

Sun comes to the realization that she might be pregnant. She struggles on whether to tell Jin about the situation. Meanwhile, with no success from Jack or Sayid, Ana-Lucia is…

Commander Perry notifies the Intelligence unit that Pulpo has been released to help track down a dangerous cartel leader. This doesn’t sit well with our team as he kidnapped one…