CSI: Crime Scene Investigation

10 Best Episodes of CSI: Crime Scene Investigation - Season 4

A Las Vegas team of forensic investigators are trained to solve criminal cases by scouring the crime scene, collecting irrefutable evidence and finding the missing pieces that solve the mystery.

Written by Sophie and last updated on feb 02, 2023.

PS: The following content contains spoilers!

PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!

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CSI: Crime Scene Investigation - S4E22

#15 - No More Bets (Season 4 - Episode 22)

Grissom and Warrick investigate the murder of two men who had scammed Sam Braun's casinos.

The episode was rated 7.70 from 132 votes.

CSI: Crime Scene Investigation - S4E18

#14 - Bad to the Bone (Season 4 - Episode 18)

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The investigation of a violent murder in a casino parking garage leads to a missing woman, a long-dead body and a missing child.

The episode was rated 7.70 from 138 votes.

CSI: Crime Scene Investigation - S4E10

#13 - Coming of Rage (Season 4 - Episode 10)

Grissom, Sara, and Warrick investigate the murder of a teenager found on a construction site. Nick and Catherine try to discover how a woman on her lawn was killed by a gunshot when no-one nearby had a gun.

The episode was rated 7.71 from 147 votes.

CSI: Crime Scene Investigation - S4E9

#12 - Grissom Versus the Volcano (Season 4 - Episode 9)

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The sheriff is under political pressure to find the killer of an air marshall with a car bomb, Warrick and Sara investigate the murder of the wife of a headline singer on The Strip.

The episode was rated 7.72 from 149 votes.

CSI: Crime Scene Investigation - S4E11

#11 - Eleven Angry Jurors (Season 4 - Episode 11)

The lone holdout member of a jury is found dead in the jury room. Nick reopens a four-year-old case when the sister of the victim comes forward with new evidence.

The episode was rated 7.73 from 153 votes.

CSI: Crime Scene Investigation - S4E4

#10 - Feeling the Heat (Season 4 - Episode 4)

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During the latest heat wave, Grissom and Catherine investigate a baby locked in a car. Warrick investigates a man dead of an apparent heat stroke in his house. Nick and Sara investigate when a woman's body is found floating in a lake.

The episode was rated 7.74 from 158 votes.

CSI: Crime Scene Investigation - S4E19

#9 - Bad Words (Season 4 - Episode 19)

Warrick, Catherine and Nick try to determine the cause of a house fire that kills a teenage kid. Grissom and Sara investigate when a competitor in a word game tournament is found dead with letter tiles in his stomach.

The episode was rated 7.75 from 122 votes.

CSI: Crime Scene Investigation - S4E21

#8 - Turn of the Screws (Season 4 - Episode 21)

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The team investigates a roller coaster accident that leaves six people dead. Warrick and Catherine attempt to track down the killer of a 13-year-old girl.

The episode was rated 7.76 from 144 votes.

CSI: Crime Scene Investigation - S4E16

#7 - Getting Off (Season 4 - Episode 16)

Catherine and Sara deal with the death of someone who appears at first to be transvestite. Grissom, Nick and Warrick investigate the death of a man in a homeless area.

The episode was rated 7.77 from 137 votes.

CSI: Crime Scene Investigation - S4E3

#6 - Homebodies (Season 4 - Episode 3)

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Grissom and Warrick get the case of an elderly woman found mummified in her closet. Sara and Nick arrive to investigate a 'break and enter' to find a raped teen. Catherine looks into a found gun, now linked to a week-old murder.

The episode was rated 7.77 from 166 votes.

CSI: Crime Scene Investigation - S4E13

#5 - Suckers (Season 4 - Episode 13)

Grissom, Sara, and Nick respond to an electrocution at a casino. Catherine and Warrick investigate a vampire murder.

The episode was rated 7.81 from 145 votes.

CSI: Crime Scene Investigation - S4E12

#4 - Butterflied (Season 4 - Episode 12)

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When a woman resembling Sara is found murdered in her home, Grissom takes a personal interest in the case, forcing him to examine the decisions he has made in his life.

The episode was rated 7.83 from 151 votes.

CSI: Crime Scene Investigation - S4E7

#3 - Invisible Evidence (Season 4 - Episode 7)

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. Grissom and the team have 24 hours to make the case with new evidence or the killer will go free.

The episode was rated 7.89 from 158 votes.

CSI: Crime Scene Investigation - S4E6

#2 - Jackpot (Season 4 - Episode 6)

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When a severed head is shipped to Dr. Robbins from Jackpot, Nevada, Grissom goes to Jackpot to find the rest of the body but gets very little cooperation from the locals. Catherine gets an unexpected gift from her father.

The episode was rated 7.90 from 162 votes.

CSI: Crime Scene Investigation - S4E23

#1 - Bloodlines (Season 4 - Episode 23)

A casino employee is beaten and raped on her way home from work, but she survives and identifies her attacker. When a DNA test sets him free, Grissom wrestles with his belief that evidence can never lie.

The episode was rated 7.94 from 153 votes.

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