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Season guide

CSI: Cyber: Season 2

18 episodes Premiered Oct 4, 2015 Updated Nov 7, 2026

In the second season of CSI: Cyber, the FBI's specialized unit of cyber crime investigators continues their work under the leadership of Special Agent in Charge and cyber-psychologist Avery Ryan. The season introduces D.B. Russell to the team, who joins the investigators as they tackle complex cases, including a burglary and homicide involving the remote hacking of a home security system. Beyond the immediate crimina

Previously on CSI: Cyber

Season 2 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Avery Ryan serves as the Special Agent in Charge and leads the FBI's Cyber Crime Investigation team.
  • ⚡ The team specializes in solving crimes involving the dark-net, including hacking, cyber-theft, and murder.
  • ⚡ Elijah Mundo holds the position of Senior Special Agent on the team.
  • ⚡ The series is a spin-off of the CSI franchise, which originated with CSI: Crime Scene Investigation.
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Season overview

In the second season of CSI: Cyber, the FBI's specialized unit of cyber crime investigators continues their work under the leadership of Special Agent in Charge and cyber-psychologist Avery Ryan. The season introduces D.B. Russell to the team, who joins the investigators as they tackle complex cases, including a burglary and homicide involving the remote hacking of a home security system. Beyond the immediate criminal investigations, the narrative arc explores the personal lives and professional transitions of the team members. Avery Ryan contemplates a move to a different position within the FBI hierarchy. Meanwhile, the team members face significant personal challenges: Krumitz serves as a witness in his sister's trial, and Elijah Mundo manages a delicate family situation. The season also delves deeper into the histories of Nelson and Raven, providing further insight into their respective backgrounds. As the team navigates these internal and external pressures, they remain tasked with solving various cyber-related crimes, including hacking, cyber-theft, and other offenses that fall under the jurisdiction of their specialized unit within the broader CSI franchise.

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Season 2 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 2 Progress Shield

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Binge Efficiency Engine

Season 2: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

28%
72%
Mytharc (5): Crucial lore & season climaxes
Core (13): Character development & subplots
Side Quest (0): Standalone / filler
S2·E1 Mytharc

Why-Fi

Oct 4, 2015 · 42 min

D.B. Russell joins the team as the new Director of Next Generation Forensics while they investigate a case of burglary and homicide committed by someone who hacked the home's secur

S2·E2 Core

Heart Me

Oct 11, 2015 · 44 min

When Raven's friend, Tracey (Lyndon Smith), is fired, evicted and her bank accounts emptied as a result of being hacked by a man she met on a dating app, Raven helps to locate the

S2·E3 Core

Brown Eyes, Blue Eyes

Oct 18, 2015 · 43 min

When a police officer’s body camera is hacked and the incendiary video goes viral, the Cyber team is sent to find the truth and the hacker before the small town erupts in unrest.

S2·E4 Core

Red Crone

Oct 25, 2015 · 44 min

The Cyber team investigates a child abduction case based on the “Red Crone,” an online myth where an abductor lures children through an app on their phones. Also, Elijah’s aggressi

S2·E5 Core

hack E.R.

Nov 1, 2015 · 44 min

When a hacker takes control of all networked medical devices at a hospital in Dallas and threatens to kill one patient every hour if his demands are not met, the Cyber team must fi

S2·E6 Core

Gone in 6 Seconds

Nov 8, 2015 · 41 min

A man is killed by a driverless car while drag racing. The investigation leads to a hacker who is cyber-hacking vehicles and using them as remote-controlled cars to cause deadly cr

S2·E7 Mytharc

Corrupted Memory

Nov 15, 2015 · 44 min

A woman is murdered while she video chats with her parents. Avery's skill is tested when she interviews the only witness, an agoraphobic neighbor who is suffering from PTSD followi

S2·E8 Mytharc

Python

Nov 22, 2015 · 44 min

When Avery's friend, an Interpol agent, is murdered by the #1 criminal on the FBI Cyber's Most Wanted List, Avery risks her life to capture the killer, the Deep Web's most notoriou

S2·E9 Core

iWitness

Dec 13, 2015 · 44 min

The cyber team investigates the murder of a hacker who was hired to erase an assault victim’s comments from a confessional website.

S2·E10 Core

Shades of Grey

Dec 20, 2015 · 42 min

An innocent bystander is killed when dozens of ATMs spew money into the street. The team investigates the bank heist and learns it was orchestrated by a real-life Robin Hood.

S2·E11 Core

404: Flight Not Found

Jan 10, 2016 · 41 min

When the Cyber team investigates what appears to be a hack into air traffic control’s communication system, a greater threat emerges when a flight vanishes into thin air, drawing t

S2·E12 Core

Going Viral

Jan 31, 2016 · 42 min

When residents of New York City cannot reach the police when calling 911, the Cyber team realizes this is an airborne computer virus that is infecting cell phones and must find the

S2·E13 Core

The Walking Dead

Feb 14, 2016 · 42 min

Avery and the Cyber team attempt to work with black hat hacker Stella Kaine (Kelly Osbourne), to track down the hacker who took identity theft to a new level and digitally “killed”

S2·E14 Core

Fit-and-Run

Feb 21, 2016 · 42 min

When a jogger’s body is found, the Cyber team use the fitness tracker she was wearing at the time of the murder to retrace her steps for the entire night leading up to her death.

S2·E15 Core

Python's Revenge

Feb 28, 2016 · 43 min

Cyber’s most notorious criminal, Python, returns to kidnap Avery’s surrogate daughter, making the team decipher a series of elaborate code-like puzzles in an attempt to save her li

S2·E16 Core

5 Deadly Sins

Mar 6, 2016 · 42 min

The Cyber team tracks a vigilante who is killing the biggest offenders of objectionable posts on social media websites.

S2·E17 Mytharc

Flash Squad

Mar 9, 2016 · 41 min

The Cyber team investigates when users of a traffic app are rerouted to remote locations and robbed by masked women. Also, Russell reconnects with Greer Latimore after the team com

S2·E18 Mytharc

Legacy

Mar 13, 2016 · 43 min

The fate of the U.S. government is at stake as Avery and the Cyber team search for the hacker responsible for the largest breach of highly classified data in history after millions

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