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1. Bölüm D.B. Russell leads the CSI team on a hunt to find Morgan and Ellie Brass following their kidnapping by a ritualistic killer.
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2. Bölüm The CSI team investigate a murder at a high stakes poker game.
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3. Bölüm The CSI team investigates a fire at a music venue that leaves four people dead, including two band members.
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4. Bölüm When contestants on a reality cooking show accidentally eat human flesh during a competition, the CSI team is brought in to investigate.
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5. Bölüm The team meets a blast from the past, with a chance to solve a cold case that has haunted the team for 14 years.
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6. Bölüm The CSI team investigates the death of a homeless man who had a huge winning streak at a small casino.
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7. Bölüm A body is discovered during torrential rain in Vegas; Sanders is accused of framing a man for murder seven years ago.
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8. Bölüm A dead man is found inside a human-size hamster ball; the team collaborates on a serial rapist investigation.
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9. Bölüm The CSI team is called in to investigate the stabbing of a couple found at a local motel that is reminiscent of two incidents that occurred in the same room.
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10. Bölüm A spa weekend for Sara, Finlay and Morgan turns into a murder investigation and missing persons case when Finlay disappears, as the CSI team must piece together what happened in detail to find her.
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11. Bölüm When a man is found murdered at an elaborate holiday party complete with real snow and live reindeer, the CSI team is brought in to investigate.
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12. Bölüm An inbound plane’s passengers become the victims of an onboard thief, but when one of the passengers is found dead, the petty crime turns into a murder investigation.
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13. Bölüm The CSIs are shocked when they discover that a victim in a car crash is someone they are familiar with.
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14. Bölüm When a woman is found dead in Mexico and a murdered couple is discovered in a driveway, evidence from one investigation could help the other.
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15. Bölüm Greg and Nick investigate the death of a 16-year-old girl with ties to a brothel.
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16. Bölüm A murdered Elvis impersonator has a strange connection with a bird.
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17. Bölüm A murdered groupie and a missing prostitute both have connections to a mysterious band.
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18. Bölüm The team investigates when a whole family is reported to have been missing for a month.
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19. Bölüm When a teen opens fire in a police station, Russell is taken hostage.
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20. Bölüm As the CSIs hunt a cannibalistic killer, they realize there is more than one.
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21. Bölüm The team investigates the cyber-related murder of a prominent casino owner's wife and receive help from the FBI's Cyber Crime Division.
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22. Bölüm The CSIs investigate a crime that has ties to a 25-year-old mob heist; Brass is faced with a decision when his daughter tries to commit suicide.