Murder in the 21st

1 season available

Exploring some of this century's most notorious homicide investigations through a deep dive of each victim's digital footprint; social media posts, texts, emails and more are analyzed to uncover motive, means and opportunity.
A Deadly Post
S1 E1

Police are hard-pressed to find solid leads when a 19-year-old girl vanishes without a trace; after her body is found dead on an isolated road, a frenzy of theories and suspicion takes detectives down a web of confusion until the truth is revealed.

Vigilante Justice
S1 E2

When a 19-year-old struggling to make it on her own goes missing, her family kicks into high gear to find her; as precious time runs out and the hope of bringing her home alive grows dim, two unlikely people team up to confront a dangerous predator.

All in the Family
S1 E3

The peaceful town of Mountain City, Tenn., is rocked when a beloved young couple are found brutally murdered in their home; as police search for their killer, they uncover a family enmeshed in sinister secrets and lies.

The Brutal Truth
S1 E4

A brutal attack on two employees of a high-end shop leaves one woman dead and another scarred by the memory of the events she survived; as detectives make sense of the tale, bizarre clues bring them to the truth.

The Girl Next Door
S1 E5

The community of Macon, Ga., is gripped in a wave of terror when a beautiful law student disappears from her apartment complex; the shocking discovery of a body leads investigators uncomfortably close to home.

In Plain Sight
S1 E6

A quadruple homicide goes unsolved for over a decade; while one investigation goes cold, another heats up as the search for a missing couple holds the key to unravelling the secrets of a serial killer.

Catfish Killer
S1 E7

A jilted lover takes to the internet to stalk her ex and threaten his girlfriend; when she finally follows through on her violent threats, detectives find themselves entangled in a deadly web of deception.

Tainted Love
S1 E8

A sudden illness takes hold of a beloved doctor, leaving her family helpless as the illness takes a fatal turn; the investigation into her death takes her family on a journey into the dark heart of a monster who has been at their side all along.

Dead End
S1 E9

A young, pregnant woman is found dead of an apparent suicide in Saginaw, Mich., but her family and friends don't believe it; as police dig deep to get to the truth, they discover a shocking secret they never saw coming.

Beneath the Surface
S1 E10

A vibrant, social media savvy, 15-year-old girl goes missing in a small town, leaving the community perplexed about what happened; her loved ones search desperately to find her; a local teenage hangout spot might hold the clues to her ultimate doom.