
Mark of a Serial Killer
A cold-blooded killer conceals his victims' bodies with trash, discarding them like garbage in the back alleyways of Los Angeles.

A cold-blooded killer conceals his victims' bodies with trash, discarding them like garbage in the back alleyways of Los Angeles.

A killer crisscrosses the Midwest leaving a string of victims along the interstate, but when he realizes investigators are hot on his trail the murderer suddenly changes his mark.

Chicago detectives believe that a serial killer is using classified ads to lure and murder his victims.

Chicago police investigate the murders of several women, whose bodies are discovered in abandoned buildings barefoot.

After a series of women in the Seattle area are found brutally murdered with their bodies posed, police realize that they might have a killer stalking the area nightclub scene who is able to charm his victims into submission.

After multiple men are discovered brutally murdered, investigators determine that each victim was last seen with a handsome stranger they met in a bar.

A killer is murdering and mutilating young women along the Route 40 corridor in Delaware, but after investigators set up an undercover operation, the hunter soon becomes the hunted.

Brooklyn shopkeepers are afraid of closing time as a killer shoots his victims while locking up their stores.

In the summer of 1976, the NYPD are chasing a man shooting at couples in parked cars with a gigantic, .44 caliber handgun he taunts the city with terrifying letters until police get a lead about a suspect who has shot a neighbor's dog.

Minnesota police hunt for a killer caller who confesses to a string of murders in a chilling, high-pitched voice, begging for forgiveness no one can identify him until one woman survives a brutal attack.

A serial sniper terrorizes the entire D.C. metro area by discreetly targeting random victims out in public and in plain sight.

Police in Hartford, Conn., investigate a string of ruthless killings in the Asylum Hill area committed by a killer with a devastating mark that leaves his victims nearly unrecognizable.

When multiple victims' bodies are dumped around Louisiana's bayou area, a task force is formed to catch a killer who police believe may have strangled over 20 men.

Investigators in East Baton Rouge, La., hunt for a serial murderer who carefully carves up and cuts the bodies of his victims after death.

After a divorced mother is found murdered in her home, police discover she had an unusual array of people involved in her life.

After the naked body of an Ohio State senior is found, investigators bring in a suspect for questioning they play a dangerous game of give and take hoping to get the truth and bring justice to the victim and her family.

When a woman is found dead in her home, police aren't sure if it's an accident or a murder until they get an unexpected call, from an unexpected person.

After a hard working Virginia couple is brutally murdered on the eve of their anniversary, the ensuing investigation goes cold until detectives find the most unlikely of suspects.

A year after a popular high school senior goes missing, a witness comes forward claiming to know who is responsible for her disappearance and detectives must unravel a web of lies in order to learn the truth.

After authorities finally identify the prolific Green River Killer, it becomes a cat-and-mouse game as they must get inside his mind to get him to lead them to the remains of other missing women.