The BAU now believe that the subway killings were conducted by several people as part of a larger terrorist plot, those killings just a test for a wider mass attack to co ...

On the anniversary of the execution of a serial killer, known as the Angel Maker, who bludgeoned women while they were asleep, raped them and then made puncture wounds in ...

Reid and Prentiss enter a Christian cult's community ranch to investigate a anonymous tip about child molestation. Moments after they enter, the state police begin a raid ...

A serial killer who targets couples rapes and tortures the women psychologically and physically and kills the men by blunt force to the head leaves the bodies in a car on ...

A serial killer is jumping trains on Highway 99. Whenever he stops, he breaks into houses, brutally kills its residents and then spends the night there, pretending it's h ...

The team travel to Las Vegas to investigate the abduction and subsequent murder of 5-year old Ethan Hayes whose dead body was found in the desert but in a visible locatio ...

Based on his nightmares, Reid decides to stay in Las Vegas to probe deeper into his nightmare, specifically if his father, William Reid, who abandoned him and his mother ...

A man calling himself Professor Rothchild approaches Rossi and Reid, saying that he has killed seven women already - scrambled photographs as proof - and within the next ...

A killer is disemboweling women, keeping them alive for a few hours, making them clean up after their injury, then killing them. The original victims were prostitutes, bu ...

A spate of fatal police killings have been occurring in Phoenix, Arizona. All officers are shot in the neck in the line of duty. Much to the chagrin of the Phoenix Police ...

Middle aged Caucasian blonde women are being gunned down on the freeways around Los Angeles. Based on victimology, the BAU determine that the women are surrogates for som ...

To his Sarasota Florida neighbors, William Harris is a model family man and upstanding citizen. However, he is taken into custody on suspicions of being the murderer of y ...

Ten year old Cate Hale is abducted from her rural Alabama home while her sleeping mother and stepfather are killed, their throats slashed. Although the BAU realize that t ...

Twenty-something blond women have been abducted in the Olympia, Washington area. The abductions have taken place about three months apart. The dead bodies of three of the ...

While on a book tour in Cleveland, Rossi learns from Zoe Hawkes, a keen criminology student, that there has been a spike in homicides in the city, she thinks that it is t ...

Corporate executives are being murdered in Dallas, Texas. The authorities are reluctant to publicize the spate of murders due to the sensitive nature of the deaths: they ...

Prentiss learns from an old friend, John Cooley, that their mutual friend, Matthew Benton, just died from a heart attack. Prentiss had not seen either man in several year ...

The BAU is assigned to work on an old case, which was Hotch's first as lead investigator for the BAU, namely that of the Boston Reaper. The case was originally closed ten ...

A serial arsonist is active in Royal, Indiana. The arsonist went from setting fires in unoccupied buildings to largely populated ones. In the last two fires - in a commun ...

Young male college students - the type the BAU classify as the alpha male - are on spring break vacation in South Padre Island. They are being raped by another man and su ...

Kyle Murphy is third in the string of boys abducted from their homes in Camden County, the first two ultimately found dead in the woods. For Captain Bill Lancaster, the c ...

Michelle Watson, a Buffalo, New York based real estate agent, is found murdered inside a house at which she was showing. A week later, the Buffalo Police Department recei ...

Shannon Makely is the second Caucasian woman to be killed by vehicular homicide in Bend, Oregon in two weeks. The BAU know that it is the same person that killed both wom ...

Within 18 hours of their common time together, 12 people who visited Quiet Hills Park in Annapolis, Maryland, have died from anthrax poisoning, with at least 13 more in e ...

Iraq War veteran Sgt. William Hightower goes to extreme measures to get authorities to investigate the disappearance of several people in Detroit, Michigan, one of those ...

Based in Quantico, Virginia, the Behavioral Analysis Unit (BAU) is a subsection of the FBI. Called in by local police departments to assist in solving crimes of a serial ...