The episode picks up straight where "One of Our Own" left off. Horatio and Delko have arrived in Rio de Janeiro to hunt down Antonio Riaz, who ordered the hit on Marisol. The problem is that Horatio can't stop thinking about his late wife, and Brazilian authorities aren't being very cooperative. While there, Horatio runs into Yelina and finds out that Raymond is missing again. Ray Jr., now fourteen, teams up with Brazilian authorities and will stop at nothing to bring his father home safe, until Horatio learns the terrible truth... Raymond is already dead. Now Horatio must stop his nephew from getting himself killed trying to chase a ghost.

Calleigh is run off of the road in to a canal and causes freshly collected evidence to be compromised. The team must work to find new evidence, as most of the water-damaged evidence is unusable.

The dead body of a celebrity is found at an A-list party. They soon discover that the murder is linked to a “death pool,” where gambling occurs on an offshore ship. A counterfeit ring is also discovered where 100-dollar bills are produced in this 100th episode of CSI: Miami.

The CSI’s investigate the murder of a male model and have to figure out the inner workings of the modeling world in order to find his killer.

The body of a local politician is found in an empty house. The entire neighborhood was upset that he was backing the use of eminent domain, allowing the government to force them out of their homes.

When strange accidents occur in the lab, the CSI team is spooked during a death investigation involving voodoo. As Halloween is near everyone starts to think that the lab is cursed.

After an accident where the driver was decapitated during a dangerous stunt, the evidence leads the CSI’s to believe it was more than an accident. While gathering the evidence, the CSI’s find they must go into the world of “sideshows.”

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 a safe full of photos of missing women and they must find the photographer who was using his camera to lure the unsuspecting women.

After a young woman is found dead shortly after she was auctioned off for charity, the team finds that the woman was trying to uncover the true nature of the event’s host. As the team delves deeper into the investigation they soon discover a larger plot that could put Miami in danger.

A Marine recruiter is found dead on a civilian shooting range with various bullet holes in him, but there is no blood at the scene. The investigators uncover that the victim was dead before he was shot and that his body was pulled onto the range. As the case advances, Horatio determines the murder may be tied to the death of a marine in Iraq who was killed in combat. Likewise, Natalia is shocked to learn that Nick asked Valera out and that she accepted.

When terror suspect Sonya Barak is targeted by her own people for assassination, she goes on the run, and Horatio sets out to capture her, both to protect her and bring her to justice.

After Nick is found to have been killed with all the evidence pointing to Natalia as the killer the rest of the team has been sidelined by the Internal Affairs investigation. Horatio with the help of the night shift lab and Calleigh’s ex-boyfriend have to find the evidence to clear Natalia.

After Frank steps on a land mine at a crime scene Horatio and the Bomb Technicians must deactivate the bomb. Delko gets hit with a large lawsuit after breaking up a domestic dispute.

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 harms way after a confiscated missile is launched into courthouse allowing Clavo Cruz to escape during his arraignment and injuring one CSI and the fatality of another CSI.

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.

The CSIs investigate when the parents of a baby sitter in an upscale neighborhood are murdered. As the team sorts through the neighbors' secrets and lies, they find an unexpected love triangle as a motive for murder. Meanwhile, a key piece of evidence found at the crime scene leads Horatio to expose a doctor with some dirty secrets of his own.

Evidence suggests a victim may have been set up as bait, after he's found to have been attacked and killed by a black bear. It's discovered the killer may have been trying to hide another murder - that of a high priced hooker and her bodyguard, who were part of a prostitution ring catering to elite Miami clients.

After a wealthy businessman is killed at a charity event the CSI's first suspect his wife who was hosting the event. The blood evidence is thought to belong to the wife or her two secret twin sisters but leads the investigators in another direction after the victim is not who they thought he was.

After a scalped body is found near a Native American casino, Horatio believes that the owners of the Casino and the County Supervisor may have had some involvement in the murder.

After a movie star is killed at a celebrity rehab center, the CSI's investigate the secrets that the star was about to reveal and if this is what caused him to have been killed.

When the mistress involved with the husband in Miami's ugliest divorce battle is found to have been killed the divorce battle intensifies and the body count rises.

When one of Horatio's team lets their personal problems contaminate the investigation involving a spurned ex-lover, Horatio has to fire that team member.

After the murder of a suspected carjacker the team discovers that he may have been involved with a formidable drug lord and was suspected of drug running off Miami's shores.

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 this season 5 finale

When the team is investigating the murder of a probation officer and a hostage situation, Horatio learns that the main suspect could be his son.

Stalkers turn an innocent teenage swimming star into a sex symbol plasting photos of her over the internet. When following her it is discovered Horatio may be in danger after his testimony in a grand jury.

Horatio's son goes missing when a prison transport is attacked. Upon learning the identity of Kyle, he is targeted in order to get at Lt. Caine, who must find him before it is too late.

Meanwhile, Ryan causes tension with his former colleagues when he is hired as an expert witness for the defense.

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

The murder investigation of a sports legend has complications when his body is lost by the lab.

Strange events begin to happen as the CSI team tracks down a serial killer who killed during a solar eclipse.

The investigation into a runway model's death leads Horatio to his son and his nemesis.

A family is in Miami vacationing from Canada when one of their sons is killed.

A serial killer is on the loose with a craving, making Calleigh its next victim, which also jeopardizes her ability to do her job.

Lifestyles of the rich and famous come under the CSI microscope when a wealthy family's nanny turns up dead.

A rare and illegal machine gun that 'vaporizes' its victims is let loose on the streets of Miami.

The team uncovers the secret life of an unscrupulous FBI agent while investigating the murder of a young woman.

Kyle's mom shows up in Miami and she is the widowed wife of a billionaire. She wants Kyle back and will do anything to get him back.

The murder of a bride at a wedding leads the CSI team to a strip club as the investigation progresses.

In the first of a two part episode, Horatio once again has to tangle with his ex, Julia, who has it out for him. Someone is out for Calleigh, and is compromising their investigation in the process.

In the second part of the two part episodes, Horatio deals with his past and the rest of the team works to rescue Calleigh from kidnappers.

A lawyer is run down by a car, then a man is shot down in a cafe. The only common link was that they were both caught on camera in a pedophile sting, and the team hunts for a vigilante.

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.

A man is murdered when someone drops a piece of slate off a bridge. The team tracks the slate to one of their own and Alexx's son becomes a suspect. Then to make matters worse Alexx finds him in a warehouse holding a bloody knife over his friend who happened to be the other suspect.

When a man is killed due to a fake 911 call, Horatio must face off with a private investigator who is systematically destroying the team. The PI also digs into the team's personal lives and gets both Calleigh and Eric pulled off the case.

As the first new medical examiner they have is shot, the CSIs learn the streets of Miami got more dangerous. Horatio must keep his team alive and restore order to his son's life. The clock runs out when one of their own is gunned down.

The evidence on who shot Horatio leads the team to some of most Miami's dangerous including one of their own.

The residents of Miami are killing each other after gas prices skyrocket and the CSI team encounters Miami's most brutal crime ring yet.

Delko's deepest secrets are threatened to be exposed when the daughter of his therapist is killed. The team rushes to find the killer before this happens.

Horatio and the CSI team are pit against Miami's Russian mob after a barbaric double homicide in the Everglades.

While Horatio and the team investigate a murder at a trendy store, Horatio finds that Julia's instabilities have turned her into a ticking time bomb.

Calleigh and Eric are put in danger when a 200-foot crane crashes into a tall Miami building. This also destroys Horatio's best chances of catching a crime boss.

Handcuffed, a man is found in his own hotel room. Meanwhile, a prank at the Crime Lab threatens an investigation.

A baby is taken from her mother's arms in broad daylight, and the team must race against time to find her.

When a savage killer runs rampant in Miami, Horatio must intervene to stop a member of the police force from getting too close to the case.

Horatio delves into Delko's past to find the killer who targets the motel Delko is staying at.

Local tipsters help the CSI's fight to save their neighborhood from a violent street gang's attempt to take over the area.

The CSIs use radical technology to unlock the secrets of a man's mind when he shows up covered in blood with no memory of where he's been.

When a murder occurs during a horse race, Horatio discovers that Ryan has a personal connection to the case.

Calleigh and Ryan come close to being murdered while investigating a home in which they find the corpse of a doctor who's been performing illegal transplant operations in his garage...

Horatio and the team go head-to-head with a defense attorney who may be involved in a murder cover-up.

When pirates take over a luxury yacht, Delko's future as a CSI is threatened just as his relationship with Calleigh moves to the next level.

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

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

Miami's wealthiest appear to be targeted in a series of stabbings and robberies, and evidence leads back to Russian mobster Ivan Sarnoff, who was last seen in prison, mocking Horatio.

Wolfe faces a terrible dilemma when he's forced by an unknown assailant to cover up evidence in a murder/robbery, or else the kidnapped Billy Gantry will be killed....

A murder case involving extreme plastic surgery leads Horatio to Ron Saris, who is alive and seeking revenge on Julia.

When a reality star is murdered, the CSIs delve into the scandalous, sexy world of a TV dating show.

An explosion in an upscale Miami eatery has the CSI team scrambling to figure out who would target a family enjoying a dinner out, and why...

The CSIs investigate the case of a man boiled alive, Julia spirals out of control, and one of the team's darkest secrets comes to light.

Horatio fights to save Yelina and when Delko goes against Calleigh's plea and helps his dangerous father, his life is put in jeopardy.

Delko is found comatose, and we are taken back to the year 1997 to when the team first formed.

Horatio takes point as the negotiator when an armed gunman storms CSI headquarters and takes hostages.

Three volleyball players mysteriously drop dead on the court while Calleigh's testimony against Delko threatens his future as a CSI.

When the most hated man in Miami is murdered, the CSIs go on the hunt for his killer and his hidden treasure.

Alexx Woods and Eric Delko return to help the CSIs stop a deadly outbreak in Miami.

Two groomsmen wake up handcuffed together and covered in blood, with no memory of the raucous bachelor party the night before. Worse, the groom is missing...

Horatio Caine calls Las Vegas CSI Ray Langston to come to Miami when a severed leg found in the Everglades is discovered to belong to a girl who went missing in Las Vegas a week earlier.

The crossover continues on CSI:NY S06E07 Hammer Down (II) and CSI: Crime Scene Investigation S10E07 The Lost Girls (III).

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

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

A young man gets involved with a dangerous operation in an effort to rescue his girlfriend who's been brought to this country to work as an indentured servant...

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

When America's sweetheart, Phoebe Nichols, bursts into flames during a concert, the CSIs expose the dark side of pop stardom.

The bizarre case of a man chopped in half baffles the CSIs, while Natalia's injury puts her and Ryan in jeopardy.

When doubt is cast on his murder conviction, a man receives a 24 hour stay of execution very little time for Horatio and the team to reaffirm his guilt or establish his innocence.

The C.S.I. crew try to figure out exactly how and why a passenger on a private space shuttle trip died in space after his body is found having plummeted out of the sky...

Horatio heads to Los Angeles to hopefully clear Jesse's name, all while a former sports superstar is being investigated after a girl is found dead in his home...

The team investigates the axe murder of an office receptionist who was not well liked by her colleagues...

One of Kyle's army friends tries to protect his girlfriend from an "honor killing" and winds up as the number-one suspect in a murder...

Three hard partying, callous and seemingly unconnected young 20-somethings head to Spring Break for a wild time and end up in the morgue...

A victim's spirit won't leave Calleigh alone until she finds justice for his murder.

A seemingly perfect jewelry heist ends in murder and when crime scene evidence is stolen from the lab, and Delko returns to find the culprit.

When a suburban soccer mom is murdered, the CSIs uncover her family's dark past, while Delko continues his undercover mission.

When Horatio's ex-girlfriend is killed in an explosion, the team looks within their own department to find the killer.

A serial killer taunts the CSIs by leaving them cryptic hints, and the longer it takes them to decode these puzzles, the higher the death toll rises, on the eighth season finale of CSI: MIAMI.

The CSI's must catch a madman causing havoc all over Miami and the team has to mourn one of their own.

When a woman is murdered at an exclusive club, Horatio must search through an elite guest list to find the killer.

When a girl is kidnapped, the only witness is a blind man who heard the abduction.

When the man who killed Horatio's wife breaks out of prison and goes on a rampage, the team tries to determine what he is after.

When a man claims to have dreamed of a murder before it happened, Horatio and Natalia go under cover to investigate him.

When a reality TV star is murdered, the CSIs investigate the show's cast, the obsessed fans and the stars' hidden pasts.

The team must figure out why a fisherman is being targeted and keep him from being killed.

On the 200th episode Horatio must find an attacker and save a pregnant woman and hope he has an idea as to why she was attacked.

After an explosion at a sugar refinery information about an employee an comes to light.

When the investigation of a dead millionaire leads the CSIs to an elite dating service, Ryan poses as a wealthy businessman to expose the matchmaker's lies.

After a fire hydrant washes away evidence, the team must recreate a bizarre double murder.

The team investigates a murder at a roller derby match.

Memmo makes a return, bringing chaos to Miami and pitting him against Horatio in a final showdown.

When a high school bully dies as a result of a stoning, the CSIs have to find out which nerd is responsible.

The team hunt for a serial killer before he can take another victim - who may be one of the team.

The CSIs uncover an exclusive hunting club where the prey is human.

When a delivery truck driver and a housewife on his route are murdered, the CSIs try to find their connection.

An escaped prisoner takes Natalia hostage and tells her a shocking secret about his crimes.

Horatio must protect a fighter from his brother who escaped prison.

When the CSIs find a co-ed dead in a hot tub, they investigate a case marked by jealousy, psychosis and college roommates.

When Horatio chases down a mysterious murder suspect who claims he was framed, he discovers an elaborate charade.

In the season finale, Horatio must capture an escapee again when their transport plane crashes. And the team was shocked to discover that the fugitive has planned more than that.

Horatio and Natalia's lives hang in the balance, as Horatio stands between Natalia and certain death. Meanwhile, it's a race against time for the team to capture escaped killer Jack Toller before he kills again.

The discovery of a strange murder weapon leads the CSIs into the world of gigolos.

A tornado touches down on a murder scene, damaging the evidence and putting Ryan and Walter in grave danger.

Horatio and his team are hunting a sadistic psychopath who tortures women - and one of them may still be alive.

Mexico's deadliest assassin is a target in Miami. Horatio's only hope is his worst enemy.

In a deserted mansion, the CSIs find a body hanging that appears to have been killed by a vampire.

A high stakes poker game is disrupted by a masked assassin, leaving one player dead and the CSIs baffled.

When Horatio finds another corpse with missing eyes, everything points to his nemesis, “The Taunter” – except he has an airtight alibi.

The CSIs investigate when three convicted murderers are released from prison and someone starts killing them one by one.

Horatio is determined to find a family that completely disappeared.

The CSIs expose the seedy underbelly of children’s beauty pageants when a contestant's mom is murdered.

An eccentric genius is assassinated with the most unique weapon the CSIs have ever seen.

When a skydiver is murdered, the CSIs discover that he has more than 100 children and all of them are suspects.

When the sisters of a Miami sorority are knocked off one by one, the CSIs try to end the murder spree.

When a neighborhood do-gooder is murdered, Horatio and the CSIs discover that he was planning to blow the whistle on something big.

When the Miami Taunter strikes again, Horatio meets with the matriarch of the suspected killer's family.

When a beloved tennis coach is nearly killed, Calleigh discovers a personal connection to the case.

A corruption scandal is uncovered by the CSI team which forces Horatio to face an old adversary. Malcolm McDowell returns as Darren Vogel.

Every member of CSI is a suspect when one of the team's enemies is murdered. When the investigation becomes deadly, Samantha Owens ends up having to be rescued.