The BEST episodes of CSI: Crime Scene Investigation season 12

Every episode of CSI: Crime Scene Investigation season 12, ranked from best to worst by thousands of votes from fans of the show. The best episodes of CSI: Crime Scene Investigation season 12!

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: 12/4/2024Network: CBSStatus: Ended
Ms. Willows Regrets (1)
star
7.95
1855 votes

#1 - 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:AmazonApple TV
Willows in the Wind (2)
star
7.95
1911 votes

#2 - 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:AmazonApple TV
Homecoming (1)
star
7.93
1750 votes

#3 - 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:AmazonApple TV
Seeing Red
star
7.83
1906 votes

#4 - 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:AmazonApple TV
CSI Down
star
7.82
1994 votes

#5 - 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:AmazonApple TV
Crime After Crime
star
7.81
1898 votes

#6 - Crime After Crime

Season 12 - Episode 8 - Aired 11/16/2011

Three new murders related to three unsolved (or incorrectly solved) crimes from the past come back to haunt the CSIs.

Directors: Paul McCrane
Writer: Tom Mularz
Watch Now:AmazonApple TV
Altered Stakes
star
7.80
1649 votes

#7 - Altered Stakes

Season 12 - Episode 20 - Aired 4/11/2012

When Stokes learns that a man he helped put in prison is going to have his conviction overturned, the CSI team needs to prove the killer is guilty again or he will be released.

Directors: David Semel
Watch Now:AmazonApple TV
CSI Unplugged
star
7.80
1844 votes

#8 - CSI Unplugged

Season 12 - Episode 16 - Aired 2/29/2012

When a blackout cripples the city, the CSIs must revert to old-school methods to solve the case of a missing child.

Directors: Jeffrey G. Hunt
Writer: Gavin Harris
Watch Now:AmazonApple TV
Bittersweet
star
7.80
1831 votes

#9 - Bittersweet

Season 12 - Episode 3 - Aired 10/5/2011

During a date, Stokes discovers decomposing body parts in part of an art exhibit; D.B. Russell deals with a staff member confrontation.

Directors: Frank Waldeck
Watch Now:AmazonApple TV
Tell-Tale Hearts
star
7.80
2150 votes

#10 - Tell-Tale Hearts

Season 12 - Episode 2 - Aired 9/28/2011

When three people confess to killing a family, the team must decide who is telling the truth.

Directors: Brad Tanenbaum
Writer: Joe Pokaski
Watch Now:AmazonApple TV
Split Decisions
star
7.73
1906 votes

#11 - Split Decisions

Season 12 - Episode 19 - Aired 4/4/2012

When the CSI team is called in to investigate a man who is shot at point-blank range in a local casino, they shut down the entire building to find their killer.

Directors: Brad Tanenbaum
Watch Now:AmazonApple TV
Tressed to Kill
star
7.73
1957 votes

#12 - Tressed to Kill

Season 12 - Episode 13 - Aired 2/8/2012

When a woman is found dead and her hair is done up '70s style complete with vintage clothes, the CSI team discovers clues that point to a killer with a hair fetish.

Directors: Brad Tanenbaum
Writer: Ed Whitmore
Watch Now:AmazonApple TV
Stealing Home
star
7.73
1780 votes

#13 - Stealing Home

Season 12 - Episode 15 - Aired 2/22/2012

When a house is stolen completely off its foundation, the CSIs are on the case in search of answers. Meanwhile, new CSI Julie Finlay showcases her skill in blood analysis.

Directors: Alec Smight
Watch Now:AmazonApple TV
Maid Man
star
7.72
1964 votes

#14 - Maid Man

Season 12 - Episode 4 - Aired 10/12/2011

The investigators attend the gala grand opening of a mob museum, only to witness an attempted hit on mob lawyer and former mayor Oscar Goodman.

Directors: Martha Coolidge
Watch Now:AmazonApple TV
Freaks & Geeks
star
7.69
1838 votes

#15 - Freaks & Geeks

Season 12 - Episode 6 - Aired 11/2/2011

The murder of a popular sideshow performer sends the team behind the scenes at a carnival freak show.

Directors: Alec Smight
Watch Now:AmazonApple TV
Malice in Wonderland
star
7.63
1766 votes

#16 - Malice in Wonderland

Season 12 - Episode 18 - Aired 3/21/2012

The team has few leads to go on when investigating a robbery-homicide at a themed wedding.

Directors: Alec Smight
Writer: Joe Pokaski
Watch Now:Apple TV
Genetic Disorder
star
7.63
1865 votes

#17 - Genetic Disorder

Season 12 - Episode 10 - Aired 12/14/2011

When a man's dead body turns up naked in the bed of Doc Robbins' wife, the detectives try to "just work the scene" without bringing their pre-judgments to the table, but it sure looks like a case of Death During Adultery.

Directors: Frank Waldeck
Watch Now:Apple TV
Dune and Gloom
star
7.63
1509 votes

#18 - Dune and Gloom

Season 12 - Episode 21 - Aired 5/2/2012

When a bomb kills an off-road race truck driver mid-race, the CSI team is called on the scene to investigate why.

Directors: Jeffrey G. Hunt
Writer: Tom Mularz
Watch Now:Apple TV
Brain Doe
star
7.60
1890 votes

#19 - Brain Doe

Season 12 - Episode 7 - Aired 11/9/2011

The CSI crew is stumped when they discover a disembodied brain at a crime scene where all the other brains are accounted for.

Directors: Brad Tanenbaum
Writer: Gavin Harris
Watch Now:Apple TV
Zippered
star
7.54
1950 votes

#20 - Zippered

Season 12 - Episode 9 - Aired 12/7/2011

The murder of a retired Army Ranger brings the FBI in on the case, to Russell and Catherine's initial chagrin.

Directors: Alec Smight
Writer: Joe Pokaski
Watch Now:Apple TV
Trends with Benefits
star
7.53
1898 votes

#21 - Trends with Benefits

Season 12 - Episode 17 - Aired 3/14/2012

When a photo of a dead college student starts trending on the Internet, the team steps in to investigate.

Watch Now:Apple TV
73 Seconds
star
7.52
2147 votes

#22 - 73 Seconds

Season 12 - Episode 1 - Aired 9/21/2011

After multiple attacks on a public tram, the team has just one witness and a lot of questions.

Directors: Alec Smight
Writer: Gavin Harris
Watch Now:Apple TV