Episodes
Episode: 5x01 | Airdate: Sep 24, 2008
Mac barely escapes death after his kidnapping and quickly goes to work trying to track down the location and identity of the bank robber. During the investigation, CSI discovers that Flack's sister may have a connection.
Episode: 5x02 | Airdate: Oct 1, 2008
CSI connects two radiation poisoning deaths to a dead librarian and the rare books collection at the New York Public Library. However, the life of the medical examiner is in the balance after he comes in contact with one of the bodies.
Episode: 5x03 | Airdate: Oct 8, 2008
A fugitive posing as a Federal Air Marshal is found dead in an airplane bathroom, and CSI only has a limited amount of time to find the killer before the passengers are released.
Episode: 5x04 | Airdate: Oct 22, 2008
A powerful business consultant is killed during an unrelated street party, and the motive appears to be related to her missing flash drive, which contains incriminating information against some of New York's most influential people.
Episode: 5x05 | Airdate: Oct 29, 2008
While CSI investigates the death of a famed archaeologist, Stella's life is threatened over the archaeologist's possible discovery of a rare ancient Greek coin.
Episode: 5x06 | Airdate: Nov 5, 2008
Three drug dealers who are facing trial for killing a man are all shot and killed before their trial within minutes of each other.
Episode: 5x07 | Airdate: Nov 12, 2008
A man is found dead in a basement, but the house where the death occurred is found miles away on a barge in the East River. Meanwhile, Flack discovers that his sister lost her job and has a drinking problem.
Episode: 5x08 | Airdate: Nov 19, 2008
When two men who share the same name as detective Mac Taylor are killed, detective Taylor rounds up all the other Mac Taylors in New York and tries to figure out who will be the next victim.
Episode: 5x09 | Airdate: Nov 26, 2008
The remains of a pregnant 17-year-old are found in the trunk of a crushed car, but the baby is missing. During the investigation, Danny finds out some shocking news about Lindsay.
Episode: 5x10 | Airdate: Dec 10, 2008
CSI investigates the death of a armored truck security guard, which appears to be related to a disturbance at a so-called "Bermuda Triangle" of electric activity near the Empire State Building.
Episode: 5x11 | Airdate: Dec 17, 2008
Night find the big city as two NYPD officers come upon a young man attempting to put a young woman's body in the trunk of a car. When the police go after him, the young man is impaled on a fence, leaving many unanswered questions. Mac runs into Ella McBride who could cost him time in figuring out if Isabelle Vaughn died by eating the miracle fruit. Stella gets in trouble with Mac while investigating another murder linked to the Greek diplomat that attacked her.
Episode: 5x12 | Airdate: Jan 14, 2009
Young brides-to-be fight over a killer dress at the biggest wedding gown sale of the year and one of the shoppers winds up dead. The unusual clues of this case force Dr. Hawkes to confront a painful chapter from his past.
Episode: 5x13 | Airdate: Jan 21, 2009
While investigating the death and dismemberment of a high school wrestling coach, detective Flack gets in trouble when a suspect dies in his custody.
Episode: 5x14 | Airdate: Feb 11, 2009
The death of a Ukrainian man helps CSI uncover a sex trafficking ring.
Episode: 5x15 | Airdate: Feb 18, 2009
When the deputy mayor is killed, suspicion quickly falls on a sleazy newspaper publisher. Meanwhile, the "blue flu" could cause problems between Danny and the crime lab.
Episode: 5x16 | Airdate: Feb 25, 2009
The lab tackles a case involving a murdered Internet entrepreneur whose body has been picked apart by vultures.
Episode: 5x17 | Airdate: Mar 11, 2009
An environmental terrorist group bombs the home of an electronics recycler, and his daughter is killed--but the daughter is part of the terrorist group. Meanwhile, Danny considers proposing to Lindsay again.
Episode: 5x18 | Airdate: Mar 18, 2009
The lab makes a grisly discovery while investigating the death of a former medical examiner office employee's wife, and Stella sets up a trap for the Greek coin thieves.
Episode: 5x19 | Airdate: Mar 25, 2009
CSI tries to figure who is responsible for the death of the chief of a Native American tribe that was one of the original inhabitants of Manhattan.
Episode: 5x20 | Airdate: Apr 8, 2009
A murder victim turns out to be a violent stalker, and the killer may be one of his stalking victims who learned to cover her tracks by attending one of Bonasera's college seminars.
Episode: 5x21 | Airdate: Apr 15, 2009
A man is killed when he falls out a window in media mogul Robert Dunbrook's building, but did Dunbrook throw him? During the investigation, Mac discovers that the case is connected to an earlier case involving a missing flash drive.
Episode: 5x22 | Airdate: Apr 29, 2009
A murder leads CSI to a group of white supremacists, the discovery of precious items stolen from Holocaust survivors, and perhaps the uncovering of a former Nazi guard.
Episode: 5x23 | Airdate: May 6, 2009
As Lindsay goes into labor, Mac suspects that a man who served a prison sentence in a manslaughter case is protecting the actual culprit.
Episode: 5x24 | Airdate: May 13, 2009
Stella discovers that her old friend, Professor Papakota, may be connected to the Greek antiquities smuggling ring and travels to Greece to investigate.
Episode: 5x25 | Airdate: May 14, 2009
A group of violent kidnappers capture Robert Dunbrook's son just before he is scheduled to testify against his father to a grand jury, and the CSI team is rocked by a tragedy.