CSI: Crime Scene Investigation Season 4 Episodes

Find out where to watch Season 4 of CSI: Crime Scene Investigation tonight
Overview TV Listings Seasons & Episodes Cast

Season 4 Episode Guide

Episode 1 - Assume Nothing

Two couples meet in a bar and one of the couples is murdered. When a second couple is murdered in a similar fashion the team suspects a pair of serial killers are on the loose.
Episode 2 - All for Our Country

When the lead suspects in Grissom's serial killer case are murdered, Grissom suspects an inside job.
Episode 3 - Homebodies

Grissom and Warrick get the case of an old woman found mummified in her closet. Sara and Nick arrive to investigate a breaking and entering to find a raped teen.
Episode 4 - Feeling the Heat

During Vegas' latest Heat wave of triple digit temperatures, Gil and Catherine investigate a baby locked in a car. Warrick investigates a man's death of an apparent heat stroke in his house. Nick and Sara investigate a woman's body found floating in the lake with a blow to the head.
Episode 5 - Fur and Loathing

The team is introduced to the "Furry" side of Vegas when a man is found dead on the side of the road, dressed in a racoon suit.
Episode 6 - Jackpot

A severed head is shipped to Dr. Robbins from Jackpot, Nevada. Grissom goes to Jackpot to find the rest of the body and gets very little cooperation from the locals.
Episode 7 - Invisible Evidence

Warrick's appearance at the preliminary hearing on a rape and murder case goes terribly wrong when the only piece of evidence is thrown out on a technicality.
Episode 8 - After the Show

A suspect's infatuation with Catherine results in her taking over a high profile case.
Episode 9 - Grissom Versus the Volcano

The sheriff is under political pressure to find who killed an air marshal with a car bomb that the sheriff witnessed.
Episode 10 - Coming of Rage

A teenager is found murdered on a construction site. Grissom, Sara, and Warrick follow the lead of blood on a hammer. Nick, with an assist from Catherine, tries to find how a woman was killed by a gunshot on her lawn when no one nearby had a gun.
Episode 11 - Eleven Angry Jurors

The lone holdout on a jury is found dead in the jury room. The eleven jurors who were voting guilty and who hated the dead juror are the natural suspects.
Episode 12 - Butterflied

A woman found murdered in her home. Her resemblance to Sara causes Grissom to take a personal interest in the case and forces him to examine the decisions he has made in his life.
Episode 13 - Suckers

Grissom, Sara, and Nick respond to an electrocution at a casino. The casino is hosting Japanese antiquities. The electrocution is just a ruse to steal the central piece of the exhibit.
Episode 14 - Paper or Plastic?

A robbery at a grocery store results in a shootout leaving five dead. The police officer at the scene believes Grissom has a grudge against him.
Episode 15 - Early Rollout

The whole team must investigate a crime where a husband and his porn star wife were murdered execution style.
Episode 16 - Getting Off

Catherine and Sara deal with the death of what at first seems to be a transvestite.
Episode 17 - XX

A mutilated female body is discovered tied to the undercarriage of a bus carrying prisoners from a women's correctional facility after a severed arm flies out from beneath the vehicle and strikes a car.
Episode 18 - Bad to the Bone

A violent murder in a casino parking garage and another episode in the police interview room lead the CSIs to one shocking discovery after another.
Episode 19 - Bad Words

Warrick, Catherine, and Nick try to determine the cause of a house fire that kills a teenage girl. The fire is in the same neighborhood as a similar arson fire. Grissom and Sara investigate a man found dead with letter tiles in his stomach.
Episode 20 - Dead Ringer

Grissom, Catherine and Nick investigate the death of a runner during a competition. Meanwhile Sara and Warrick investigate the death of a couple in a hotel room, initially thought to be a murder-suicide.
Episode 21 - Turn of the Screws

A roller coaster runs off its track, leaving six people dead. The CSI team investigates whether this was an accident or foul play.
Episode 22 - No More Bets

Two young men are found murdered after scamming Sam Braun's casinos.
Episode 23 - Bloodlines

A casino employee is beaten and raped on her way home from work, but she survives and identifies her attacker.


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