Episodes
- S4 E1 - From the GraveSeptember 18, 200544minHoratio and the CSI team face off with Miami's deadly Mala Noche gang after a funeral becomes the scene of a murder and leads to the discovery of illegal arms dealing and the rape of an innocent bystander.This video is currently unavailable
- S4 E2 - Blood In The WaterSeptember 25, 200544minA family boating accident reveals a sinister plot by grifters to heist 10 million dollars in gold bars.This video is currently unavailable
- S4 E3 - PreyOctober 2, 200544minThe team investigates the murder of a teenage girl partying in Miami on her way to the Bahamas with her high school class.This video is currently unavailable
- S4 E4 - 48 Hours to LifeOctober 9, 200542minA young man faces life in prison - and worse - unless Horatio can prove his innocence against insurmountable odds.This video is currently unavailable
- S4 E5 - Three-WayOctober 16, 200544minWhen a "wives weekend" ends in murder, the CSI team is faced with three women whose separate trysts with the victim make them prime suspects.This video is currently unavailable
- S4 E6 - Under SuspicionOctober 23, 200543minHoratio and the team race against time to find out who is trying to frame Horatio for the murder of a woman he's been dating.This video is currently unavailable
- S4 E7 - Felony FlightNovember 6, 200544minThe team works in tandem with NY CSI chief Mac Taylor to apprehend a serial killer before he kills the young girl he has just taken hostage.This video is currently unavailable
- S4 E8 - NailedNovember 13, 200544minRyan Wolfe is attacked and seriously injured while investigating the murder of a distraught soon-to-be ex-wife, and there is no shortage of suspects.This video is currently unavailable
- S4 E9 - Urban HellraisersNovember 20, 200544minThe team must rely on a video game for their next clue as to where a group of young gunmen will strike next.This video is currently unavailable
- S4 E10 - ShatteredNovember 27, 200542minThe CSI team is hard-pressed to find the killer of an infamous drug lord, and a member of the team is investigated for drugs by Internal Affairs.This video is currently unavailable
- S4 E11 - PaybackDecember 18, 200544minA rapist is brutally murdered after his identity is exposed.This video is currently unavailable
- S4 E12 - The ScoreJanuary 8, 200644minHoratio and the team investigate a group of male "pickup artists" out to score when one of them turns up dead.This video is currently unavailable
- S4 E13 - SilencerJanuary 22, 200643minMiami's Latin Festival shifts from Samba to somber when a crowded dance floor becomes the scene of a gang murder.This video is currently unavailable
- S4 E14 - Fade OutJanuary 29, 200642minA bizarre murder of a South Beach club owner turns out to be a script where art is imitating life.This video is currently unavailable
- S4 E15 - SkeletonsFebruary 5, 200644minHoratio's longtime criminal nemesis Walter Resden surfaces once again, and Caine is determined to finally bring him to justice while, within the department, a possible pregnancy has a member of the team on pins and needles.This video is currently unavailable
- S4 E16 - DeviantFebruary 26, 200642minAlexx publicly campaigns against a convicted sex offender who moves into her neighborhood, then becomes embroiled in controversy when the man is murdered soon thereafter.This video is currently unavailable
- S4 E17 - CollisionMarch 5, 200644minWhat begins as a case of apparent Road Rage leads the CSI team to the investigation of a stolen $4 million necklace, which is tied to the murder of the jewelry store employee who might have stolen it.This video is currently unavailable
- S4 E18 - Double JeopardyMarch 12, 200643minWhen a white supremacist is acquitted for the murder of his wife after learning she is racially mixed, it is up to Horatio's CSI team to bring the true killer to justice - even though the husband cannot be tried twice for the same crime.This video is currently unavailable
- S4 E19 - DrivenMarch 19, 200643minA band of masked gunmen invade an upscale spa, with the female customers' luxury cars as their booty; Marisol Delko, a customer at the spa, is injured in the melee, during which a customer is shot.This video is currently unavailable
- S4 E20 - Free FallApril 9, 200643minThe bodies of two men, shot execution-style, are discovered in an abandoned hotel slated for demolition. The team's investigation ties the men to a huge money-laundering scheme.This video is currently unavailable
- S4 E21 - Dead AirApril 23, 200644minA random cell phone call leads the team to investigate a kidnapping that, unless they reach the victim before it's too late, could soon become a murder.This video is currently unavailable
- S4 E22 - Open WaterApril 30, 200644minWhile investigating the disappearance of a cruise ship passenger, the team discovers that a murder has also taken place on the ship. Horatio is targeted for investigation by the FBI, and Marisol is questioned.This video is currently unavailable
- S4 E23 - ShockMay 7, 200644minA young, ultra glam heiress and media darling is found electrocuted in her bathtub during a party, and there is no shortage of suspects. A drug connection leads the team to a ring of Central American slave importers.This video is currently unavailable
- S4 E24 - RampageMay 14, 200643minThe CSI Team is on high alert when the deadly Mala Noche gang initiates a shooting rampage during the trial of one of their members. Horatio is targeted for assassination by the gang; Eric Delko and Marisol Delko Caine are shot.This video is currently unavailable
- S4 E25 - One of Our OwnMay 21, 200644minHoratio and Delko's search for Antonio Riaz continues. The Feds take over the lab and investigate each team member when $12,000 is missing from a drug bust. The department mole is revealed.This video is currently unavailable