Killer Motive

2 seasons available

Uncovering the dark and twisted motives that led to gruesome killings in the pursuit of a deeper understanding of the relationships behind the horrific killings and of the psychology of the people who committed them.
The McStay Family Mystery
S2 E1

When a family of four, including two young children, vanish in California, police think they left voluntarily; it takes a decade for the awful truth to emerge: a killer, hiding in plain sight, slaughtered an entire family.

Deception in the Desert
S2 E2

When a soldier is gunned down on a dusty street in a California desert town, the investigation tests the bonds of friendship and the limits of family loyalty as police close in.

Motorcycles, Murder and Mystery
S2 E3

When an outspoken radio personality and veterans' advocate is gunned down in her own bedroom, investigators try to figure out why.

A Healthy Dose of Murder
S2 E4

A popular chiropractor is healthy one day then dies a painful death the next, so police begin the search for a murderer.

The Best of Friends
S2 E5

The body of insurance salesman Brian Davis is found alongside a bayou in Calcasieu Parish, La.; police discover that Davis had many secrets, and those closest to him may be involved in the death.

Domestic Terror
S2 E6

A Naval officer who rose through the ranks and once questioned terrorists at Guantánamo Bay is found by his wife, dead inside a Florida hotel room.

Waking Nightmare
S2 E7

A wife claims she woke up to discover her husband had been shot to death as she slept next to him; police question if she is a shocked and grieving widow or if she's a cunning killer with a twisted master plan.

Savior or Sinner
S2 E8

When a North Carolina preacher's wife is found murdered, police must determine not only who may have wanted her dead, but whether some members of the congregation are mourning -- or trying to cover up their part in the violent crime.

The Art of Death
S2 E9

Family members desperately search for a missing Virginia teenager, not knowing police have a secret: they've discovered his body but refuse to release any info as they untangle an extraordinary motive.

Murder in the Parking Lot
S2 E10

Police search for an odd-looking gunman seen fleeing after shooting a young mom to death, and uncover a suspect who's not what they expect-with a motive that's impossible to comprehend.

Engaged to a Killer
S1 E1

After a young woman is found dead in a Texas lake, investigators hunt down a killer on the run.

Deadly Deceit
S1 E2

When a young man with big dreams is found dead, investigators follow the money to find his killer.

Death by Divorce
S1 E3

A mother of five is found dead in her home; investigating whether she was she murdered, or hiding a dark secret.

A Hateful Crime
S1 E4

An outgoing, gender-fluid teenager is gunned down in a small town in Iowa.

A Killer Upstairs
S1 E5

When a pregnant woman goes missing, a grisly crime is revealed with a disturbing and unusual motive.

A Family Affair
S1 E6

After three people are killed in cold blood, their family members are forced to confront evil in their midst.

Vigilante or Victim?
S1 E7

A man snaps after a childhood trauma is triggered.

Revenge Killings
S1 E8

A killer targets law enforcement personnel.