The BEST episodes of CSI: Crime Scene Investigation

Every episode of CSI: Crime Scene Investigation ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of CSI: Crime Scene Investigation!

CSI is a crime drama in which the characters use cutting-edge forensic tools to examine the evidence to solve the case. Rather than asking 'whodunnit' (investigating witnesses/suspects), CSI explores the 'howdunnit'.

Last Updated: 9/9/2024Network: CBSStatus: Ended
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Grave Danger (1)
star
8.27
837 votes

#1 - Grave Danger (1)

Season 5 - Episode 24 - Aired 5/19/2005

The CSI teams come together to save one of their own when they learn one team member has been kidnapped and buried alive, and now they must find him before he suffocates under five feet of dirt.

Watch Now:AmazonApple TV
Grave Danger (2)
star
8.07
552 votes

#2 - Grave Danger (2)

Season 5 - Episode 25 - Aired 5/19/2005

Watch Now:Amazon
Frame by Frame
star
7.99
1143 votes

#3 - Frame by Frame

Season 14 - Episode 5 - Aired 10/23/2013

The team meets a blast from the past, with a chance to solve a cold case that has haunted the team for 14 years.

Directors: Alec Smight
Writer: Gavin Harris
Watch Now:Amazon
Ms. Willows Regrets (1)
star
7.95
1854 votes

#4 - Ms. Willows Regrets (1)

Season 12 - Episode 11 - Aired 1/18/2012

Catherine's friend Laura's mogul husband Mark has a lot to hide behind his successful international corporation, and he's hired a crack team of assassins to carry out the murders of anyone who might be aware of what he's doing, and that includes Laura's lawyer and Laura herself.

Watch Now:Amazon
Willows in the Wind (2)
star
7.95
1910 votes

#5 - Willows in the Wind (2)

Season 12 - Episode 12 - Aired 1/25/2012

The CSI team says goodbye to Catherine Willows as she makes a life-changing decision.

Directors: Alec Smight
Watch Now:Amazon
Homecoming (1)
star
7.93
1747 votes

#6 - Homecoming (1)

Season 12 - Episode 22 - Aired 5/9/2012

The investigation of a triple homicide leads to the discovery of corruption running rampant throughout the LVPD. The closer they get to the truth, the more serious are the repercussions.

Directors: Alec Smight
Watch Now:Amazon
Girls Gone Wild
star
7.93
1121 votes

#7 - Girls Gone Wild

Season 14 - Episode 10 - Aired 11/27/2013

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.

Directors: Alec Smight
Watch Now:Amazon
The Devil and D.B. Russell (2)
star
7.92
1373 votes

#8 - The Devil and D.B. Russell (2)

Season 14 - Episode 1 - Aired 9/25/2013

D.B. Russell leads the CSI team on a hunt to find Morgan and Ellie Brass following their kidnapping by a ritualistic killer.

Directors: Alec Smight
Watch Now:Amazon
The Accused Is Entitled
star
7.90
994 votes

#9 - The Accused Is Entitled

Season 3 - Episode 2 - Aired 10/3/2002

Grissom and the team investigate the death of a young woman found in the hotel room of a popular actor.

Directors: Kenneth Fink
Watch Now:Amazon
Cello and Goodbye (2)
star
7.90
2457 votes

#10 - Cello and Goodbye (2)

Season 11 - Episode 21 - Aired 5/5/2011

Langston becomes more determined than ever to track down Nate Haskell after discovering that he's kidnapped his ex-wife, Gloria.

Directors: Alec Smight
Watch Now:AmazonApple TV
In a Dark, Dark House (3)
star
7.89
2320 votes

#11 - In a Dark, Dark House (3)

Season 11 - Episode 22 - Aired 5/12/2011

After years of pursuit and a countless number of murders, Langston comes face-to-face with serial killer Nate Haskell inside the house where his killing spree began.

Directors: Jeffrey G. Hunt
Writer: Tom Mularz
Watch Now:AmazonApple TV
Karma to Burn (2)
star
7.89
1802 votes

#12 - Karma to Burn (2)

Season 13 - Episode 1 - Aired 9/26/2012

All hell is breaking loose in the aftermath of the shooting of Eckley, the kidnapping of Russell's granddaughter, and Stokes quitting. Fin seems to have disappeared, causing the CSIs to be short-handed and struggling to keep up. Given the personal nature of the case, Russell becomes heavy-handed and reckless in his effort to dig up fresh leads.

Directors: Alec Smight
Watch Now:Amazon
Skin in the Game (1)
star
7.88
1348 votes

#13 - Skin in the Game (1)

Season 13 - Episode 22 - Aired 5/15/2013

As Russell and his team investigate a series of murders with disturbing similarities to the sins in "Dante's Inferno", one of their own confronts peril on a dangerous undercover mission to get close to the killer.

Directors: Alec Smight
Watch Now:Amazon
Blood Drops
star
7.87
1175 votes

#14 - Blood Drops

Season 1 - Episode 7 - Aired 11/17/2000

When a teenager and her sister are the sole survivors of the gruesome murder of four members of one family, Grissom and his entire team investigate the crime. What initially looks like a bizarre cult murder becomes more disturbing when they discover the motive behind the massacre.

Directors: Kenneth Fink
Writer: Ann Donahue
Watch Now:Amazon
If I Had a Hammer
star
7.87
1031 votes

#15 - If I Had a Hammer

Season 9 - Episode 21 - Aired 4/23/2009

Catherine revisits one of the very first cases she worked as a CSI when the convicted felon in the murder claims the verdict was based on faulty evidence.

Directors: Brad Tanenbaum
Watch Now:AmazonApple TV
Check In and Check Out
star
7.86
1136 votes

#16 - Check In and Check Out

Season 14 - Episode 9 - Aired 11/20/2013

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.

Watch Now:Amazon
Living Legend
star
7.86
589 votes

#17 - Living Legend

Season 7 - Episode 9 - Aired 11/23/2006

The Cadillac of an infamous 1970’s mob boss turns up in a lake, even though he disappeared years ago. A photo of current murder victims also turns up in the car, so the team must determine whether this current murder spree is related to the missing gangster.

Directors: Martha Coolidge
Watch Now:Amazon
For Warrick (2)
star
7.86
1042 votes

#18 - For Warrick (2)

Season 9 - Episode 1 - Aired 10/9/2008

After Warrick is shot in a Las Vegas alley, the CSI team comes together to deal with the aftermath.

Directors: Richard J. Lewis
Watch Now:AmazonApple TV
Built to Kill (2)
star
7.85
783 votes

#19 - Built to Kill (2)

Season 7 - Episode 2 - Aired 9/28/2006

Grissom investigates the murder of an aging rockstar who is found dead in his kitchen with an exact replica of the crime scene on the counter next to him. Catherine probes her own abduction and learns that someone may be targeting her family.

Directors: Kenneth Fink
Watch Now:Amazon
The Unusual Suspect
star
7.85
685 votes

#20 - The Unusual Suspect

Season 6 - Episode 18 - Aired 3/30/2006

When a student is arrested and tried for the murder of a popular high-school girl, the suspect's 12-year-old sister confesses to the crime. This results in the judge giving the prosecution 72 hours to re-examine the evidence before the jury delivers its verdict.

Directors: Alec Smight
Watch Now:AmazonApple TV
Seeing Red
star
7.83
1905 votes

#21 - Seeing Red

Season 12 - Episode 14 - Aired 2/15/2012

Russell seeks advice from a former colleague during an investigation into the death of a man's ex-girlfriend.

Directors: Frank Waldeck
Watch Now:Amazon
Boom
star
7.82
877 votes

#22 - Boom

Season 1 - Episode 13 - Aired 2/8/2001

A bomb explodes in an office building, and the chief suspect is a security guard. Nick helps his prostitute friend again but, after giving in to his passion, she is found dead the next morning.

Directors: Kenneth Fink
Watch Now:Amazon
Long Road Home
star
7.82
924 votes

#23 - Long Road Home

Season 14 - Episode 17 - Aired 3/12/2014

The CSIs investigate the murder of a rock and roll groupie and the disappearance of a prostitute that both have ties to a mysterious band.

Directors: Philip Conserva
Writer: Gavin Harris
Watch Now:Amazon
For Gedda (1)
star
7.82
827 votes

#24 - For Gedda (1)

Season 8 - Episode 17 - Aired 5/15/2008

Catherine comforts Warrick when he is accused of murdering a famous Vegas gangster and even he is uncertain of his guilt or innocence.

Directors: Kenneth Fink
Watch Now:Amazon
CSI Down
star
7.82
1989 votes

#25 - CSI Down

Season 12 - Episode 5 - Aired 10/19/2011

The CSI unit investigates when Frank, an apparent murder victim, sits up and needs help but is he just another victim?

Directors: Jeffrey G. Hunt
Writer: Tom Mularz
Watch Now:Amazon