Investigation Discovery HD

After multiple homicides occur along Virginia's Colonial Parkway, authorities task Det. Danny Plott with finding a serial killer; investigators uncover a pattern at the crime scenes about the killer's method, becoming the key to solving the case.

The discovery of a woman's body, burned beyond recognition, marks the start of a disturbing murder investigation. An autopsy reveals the killer stabbed the victim in a sexually motivated attack. Will a similar second crime be the key to solving both?

A look inside the homicide investigation of a well-regarded reality star; the bitter truth behind a murder perpetrated by a "Welcome to Sweetie Pies" cast member.

Deep in the kudzu of Alabama, police get a call about the body of a young man burned beyond recognition; Detective Kevin Palmer turns to the victim's phone records and picks up on a plot to lure the victim.

A young mother, Vanessa Rucker, is murdered while her children are in the other room, and her body is found in a position that signals sexual assault; the case is put in the hands of an elite unit of homicide investigators.

In 1991, a woman is found murdered inside a Nashville motel room; the investigation escalates after Detective Postiglione discovers a similar crime scene in Cincinnati, sending him on a yearlong odyssey to capture a serial killer.

When 18-year-old college freshman Katherine Foster goes missing, rumors fly as fellow students at the University of South Alabama fear the worst.

In Rock Hill, S.C., former homecoming queen Melinda Snyder's murder embroils the town in a mystery that won't be settled until the South Carolina Supreme Court weighs in.

When Staff Sgt. Michael Severance goes AWOL, the community of San Angelo, Texas, rallies around his bride, then investigators discover a sinister side to his disappearance, uncovering a saga of treachery and passion as big as the state of Texas.

Shelley Nance is found stabbed to death, shocking the community of Lake Highlands, Texas, then her friends are stunned as police zero in on them, uncovering a case of fatal attraction.

On Nov. 17, 1990, two deer hunters are found shot dead in the woods of Michigan; eleven years later, cold case detectives arrest Jeff Titus on suspicion of murder, but the original detectives on the case believe Titus is innocent.

On Nov. 17, 1990, two deer hunters are found shot dead in the woods of Michigan; eleven years later, cold case detectives arrest Jeff Titus on suspicion of murder, but the original detectives on the case believe Titus is innocent.

In 1997, a grandmother is found murdered in her Florida apartment; family members spend the next 15 years suspecting one of their own kin is responsible.

One morning in 1997, Angie Nihoff was horrified to find her grandmother, Olga Parlante, murdered in her Florida apartment; the family was torn apart because some members believed the killer was within the family.

Police investigate one of their own when a detective becomes a suspect in the shooting death of his wife.

After a California family man vanishes into thin air, a high-speed police chase uncovers a lead that suggests he was abducted and murdered in a monstrous plot for revenge.

Breaking up is never easy, but it can be murder.

Liz Golyar falls hard for a man she's dating; Marie Arthur's lover falls for the charms of a single mother; Lucy Cruz can't move on after her long-term girlfriend decides she wants to have a husband and children.

Jackie Spaulding takes lethal measures to get her money back; Lucille Miller realizes she's the sole beneficiary of her husband's life insurance policy; Julie Dixon makes sure her partner will never find out about their company's bankruptcy.

Home is where the heart is and a killer lurks.

A young woman finds herself increasingly isolated from her friends and family by the man she loves; as his efforts to control her intensify, she comes to realize that he will stop at nothing to keep her by his side.

Nineteen-year-old Cooper dives into the LA lifestyle of TikTok viral videos, famous collaborations and content house parties. Then Cooper sets up a Discord to talk about addiction and mental health with his followers, which exposes the dark side of fame.

In 2007, a devastating house fire in Dallas Township, Pennsylvania, reveals the nearly decapitated body of a pornographic film director.

Fresh from a breakup, a Playboy casting assistant revels in the L.A. nightlife scene until a wild night out ends in her mysterious death.

Nineteen-year-old Cooper dives into the LA lifestyle of TikTok viral videos, famous collaborations and content house parties. Then Cooper sets up a Discord to talk about addiction and mental health with his followers, which exposes the dark side of fame.