The BEST Episodes of CSI: Cyber

Every episode ever - ranked by fan votes!

Last Updated: Dec 6, 2019

Network: CBS

The series follows an elite team of FBI Special Agents tasked with investigating cyber crimes in North America. Based out of Quantico, the team is supervised by Avery Ryan a behavioral psychologist turned cyber shrink who established the FBI Cyber Crime division and heads a "hack-for-good" program, a scheme in which the criminals she catches can work for her in lieu of receiving a prison sentence.


#1 - Legacy

Season 2 - Episode 18

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 of federal employee files are stolen. Also, Avery and her ex-husband have a heart-to-heart and D. B. considers a future with Greer,

star 7.79
881 votes
Directors: Eriq La Salle
Writers: Pam Veasey

#2 - Python

Season 2 - Episode 8

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 notorious and dangerous drug dealer.

star 7.70
874 votes
Going Viral

#3 - Going Viral

Season 2 - Episode 12

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 hacker responsible. Also, D.B. meets a woman after responding to a mistaken text sent by her.

star 7.66
810 votes
Directors: Maja Vrvilo
Writers: Denise Hahn, Pam Veasey

#4 - L0M1S

Season 1 - Episode 9

The cyber crime team investigates when nine planes that departed from the same airport face a coordinated Wi-Fi attack while in flight.

star 7.64
826 votes
Directors: Nathan Hope
Writers: Michael Brandon Guercio
Python's Revenge

#5 - Python's Revenge

Season 2 - Episode 15

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 life.

star 7.59
820 votes
Directors: Vikki Williams
Writers: Devon Greggory
Flash Squad

#6 - Flash Squad

Season 2 - Episode 17

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 completes business in Los Angeles.

star 7.55
846 votes
Directors: Howard Deutch
Writers: Scotty McKnight
The Walking Dead

#7 - The Walking Dead

Season 2 - Episode 13

Avery and the Cyber team attempt to work with a black hat hacker, to track down another hacker who took identity theft to a new level and digitally 'killed' Avery’s ex-husband,

star 7.54
824 votes
Click Your Poison

#8 - Click Your Poison

Season 1 - Episode 10

Special Agent Avery Ryan and her team investigate when a man dies after taking medication he purchased from a hacked ad on a medical website.

star 7.54
811 votes
Red Crone

#9 - Red Crone

Season 2 - Episode 4

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 aggressive behavior at work causes Avery to bench him, and romance is in the air for D.B.

star 7.53
867 votes
404: Flight Not Found

#10 - 404: Flight Not Found

Season 2 - Episode 11

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 the team into the world’s first case of cyber-hijacking.

star 7.53
812 votes
Directors: Skipp Sudduth
Writers: Thomas Hoppe
Gone in 6 Seconds

#11 - Gone in 6 Seconds

Season 2 - Episode 6

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 crashes.

star 7.51
780 votes
URL, Interrupted

#12 - URL, Interrupted

Season 1 - Episode 7

The Cyber team investigates when a high school victim of intense cyberbullying by her classmates pledges to retaliate.

star 7.50
905 votes
Brown Eyes, Blue Eyes

#13 - Brown Eyes, Blue Eyes

Season 2 - Episode 3

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.

star 7.49
869 votes
Family Secrets

#14 - Family Secrets

Season 1 - Episode 13

Avery confronts the hacker who released her patients’ information when she was a psychologist, and Krumitz confronts the man who murdered his parents.

star 7.49
735 votes
5 Deadly Sins

#15 - 5 Deadly Sins

Season 2 - Episode 16

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

star 7.46
811 votes
Directors: Rob Bailey
Writers: Matt Whitney
Corrupted Memory

#16 - Corrupted Memory

Season 2 - Episode 7

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 following the incident.

star 7.46
906 votes
Heart Me

#17 - Heart Me

Season 2 - Episode 2

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 culprit. However, Raven asks for her team's help when the hacker is found dead and Tracy wakes up in a motel room with the murder weapon and no memory of what happened.

star 7.45
913 votes
hack E.R.

#18 - hack E.R.

Season 2 - Episode 5

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 find the source and figure out how they accessed an airtight security system.

star 7.44
904 votes

#19 - Fit-and-Run

Season 2 - Episode 14

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.

star 7.42
820 votes
Directors: Jeff Thomas
Writers: Andrew Karlsruher, Scotty McKnight
Ghost in the Machine

#20 - Ghost in the Machine

Season 1 - Episode 11

The cyber team tracks a killer who hacks into a popular online game and tricks gamers into delivering illegal weapons.

star 7.42
739 votes
Crowd Sourced

#21 - Crowd Sourced

Season 1 - Episode 5

The Cyber team must track down a bomber fixated on revealing the “truth” about society’s overreliance on technology.

star 7.41
1,002 votes
Directors: Eriq La Salle
Writers: Craig O'Neill
The Evil Twin

#22 - The Evil Twin

Season 1 - Episode 6

Avery and her team investigate the murder of a woman whose electronic devices indicate that she was alive for three days after her official time of death.

star 7.41
963 votes
Directors: Rob Bailey
Writers: Pam Veasey
Bit by Bit

#23 - Bit by Bit

Season 1 - Episode 12

Avery and the team investigate when a power outage in Detroit is used to mask a jewelry store robbery-homicide in which the jewels weren’t the target.

star 7.41
703 votes

#24 - iWitness

Season 2 - Episode 9

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

star 7.40
856 votes
Directors: Paul Holahan
Writers: Carly Soteras
Selfie 2.0

#25 - Selfie 2.0

Season 1 - Episode 8

The cyber team investigates the abductions of young women whose social network pages are being kept up to date. Also, Ryan helps Trish McCarthy cope with the death of Trish’s sister, Ryan’s former psych patient.

star 7.38
897 votes