S5E4 - Smiley Face Killer
Investigators probe the murders of prostitutes in Spokane, where the killer has left the victims with smiling mementos.
Aug. 22, 2008, midnight
S5E8 - Pyromaniac
Profiling arsonist John Leonard Orr.
April 10, 2009, midnight
S5E1 - The Colchester Rapist
A serial rapist stalks and preys on elderly women in a reign of terror that spans nearly two decades.
Aug. 1, 2008, midnight
S5E2 - Atomic Dog
A sniper who targets abortion doctors turns murderous, throwing a city into panic.
Aug. 8, 2008, midnight
S5E3 - The Eclectic Murders
A sniper who targets abortion doctors turns murderous, throwing a city into panic.
Aug. 29, 2008, midnight
S5E5 - Forsaken
A jogger discovers the partially mummified remains of a human body.
March 2, 2009, midnight
S5E6 - The Fifth Commandment
A double homicide in Hudson, Wisconsin leaves a small town reeling and two young detectives with little to go on.
March 27, 2009, midnight
S5E7 - Knock, Knock, You're Dead
In 2001, the Louisiana State University area of Baton Rouge was held hostage by a serial killer.
April 3, 2009, midnight
S5E9 - Leaving Las Vegas
Las Vegas shows its darker side when the burnt body of a prominent business man is uncovered.
April 17, 2009, midnight
S5E10 - Greetings from Yahweh
A phantom sect of white supremacists claims responsibility for a series of bombings and bank robberies in Spokane.
April 24, 2009, midnight
S5E11 - Picture Perfect
Four people are found slaughtered in a factory in Bartow, Florida but the prime suspect has a perfect alibi.
May 1, 2009, midnight
S5E12 - Bike Path Rapist
A 22-year-old college student is found raped and strangled with a garrotte on a Buffalo bike path.
May 8, 2009, midnight
S5E13 - To Catch a Serial Killer
The world's top criminal investigators, forensic scientists and behavioural analysts investigate three cases of serial killers.
Aug. 22, 2008, midnight