Investigation Discovery HD

A lone gunman shoots a young man and woman on their way home from the gym where they work; while interrogating a suspect, detectives learn that this is no random attack but the twisted plan of a deranged psychopathic stalker.

The naked and mutilated body of a mother turns up at the bottom of a ravine in Baton Rouge, La.; when tire tracks lead investigators to a suspect, they encounter an undetected serial killer who confesses to butchering eight women over a decade.

Police respond to a 911 call to find a father dead in his home with more than 15 gunshot wounds.

When a graduate student suddenly goes missing, the family he's staying with immediately contacts police; days later, a horrific discovery forces investigators to face a rare kind of monster.

After Ernest Christie dies, his son, Sam, calls police and tells them everything he witnessed as a child, including murder.

When George Yzaguirre kills himself in prison, he takes his secrets with him, and his ex-wife, Jennifer Meyer, is left to wonder how many of her memories might hold the keys to unsolved crimes and whether or not she'll ever know the truth about him.

For years, every time Gabi Blair walks past the freezer, she shudders at the thought of the horrors hidden inside; forced to keep secret her mother's crimes, she prays that someone will discover the truth before she becomes her mother's next victim.

People recount their horrifying true stories about living side-by-side with sociopathic friends or family who go on to commit heinous crimes.

As a child, Benjamin Risha believes Tony Alamo when he preaches he is a prophet of God; as Benjamin gets older and realizes that the prophet is a liar, he fears for his life because he sees what happens to others who doubt Tony.

When Linda Bergstrom begins to suspect that her husband James' bondage fetish shifted into something sinister, she can't get anyone to believe her; the more she learns about his behavior, the more she becomes determined to stop her husband.

Eugene Borg knows that Satan has evil plans for his young son Tyler and spends the subsequent years battling the demons he believes plague his child; a shock comes that proves he may have forever lost the war for his son's soul.

When Michael O'Leary moves in with his brother Marc, he doesn't realize that Marc has already fled the police in one state and committed crimes in another; the police track them down and suspect Michael of being Marc's accomplice.

Coworkers become concerned when a trusted legal assistant fails to show up for work; as the sordid details of the employee's abduction come to light, it appears someone at the office may know more than they let on.

Florida teenager Karen Slattery gets brutally murdered while babysitting a neighbor's children; the violent intruder vanishes without a trace, and the case goes cold.

A young mother is murdered inside her home, and her family hopes to help put her killer behind bars.

The police look to find the killer of an unidentified woman found bound, frozen and shot to death in the mountains of Utah.

Police must connect the crime scene evidence from two eerily similar murders to put one vicious killer where he belongs - behind bars.

Police use a revolutionary new technique to sort through a long list of guests and employees at the Paradise Ranch to find the one person responsible for a savage murder.

Two college students rent an apartment off campus together, but the two women couldn't be more different; squabbles escalate into an all-out war, and the presence of a boyfriend causes the feud to boil over into a deadly fight.

A man rents out a room to an old buddy, but their contrasting living habits create chaos in the house; tiny arguments turn into petty crimes, resulting in a vicious fight that turns deadly.

A young woman moves out of her parents' house and in with her boss, but freedom comes with a cost, and when she is unable to pay, she loses control and death follows.

A woman and her daughter rent out two rooms of their house to old family friends; the new roommates grow closer, alliances start to shift and tempers flare until it all comes to a bloody end.

When high school boys are harassed online by a new girl in a California town, secrets unfold that tear the community apart; one mother has heard it all before and won't stop until justice is finally served.

When a body is discovered in a backyard, police have little to go on; the homeowner has recently disappeared, and all that he has left behind are clues posted online; police wonder if they will lead to the identity of the victim -- or the killer.

When a teenager goes missing after meeting someone online, police discover a predator far more dangerous than they ever imagined: a serial killer on the loose.

A college student seeks solace online when the pressures of life begin to mount; when she meets a young nurse in a chat room going through similar troubles, the pair strike up an unbreakable bond, but she may have placed her trust in the wrong hands.

When a young Army veteran returns from war, his family is relieved to have him out of harm's way finally. But danger lurks closer to home when a brief encounter on a dating app leads to a devastating tragedy.

A masked predator is harassing high school girls in New Hampshire and will not stop until they meet his demands.

Dallas Police discover a serial killer targeting vulnerable retirees.

Programming to be announced.

Programming to be announced.

As 28-year-old Sania battles through a divorce, her passionate and searingly honest TikToks attract tens of thousands of followers; but she soon discovers that members of her community want to silence her, and will stop at nothing to do it.

Programming to be announced.

As 28-year-old Sania battles through a divorce, her passionate and searingly honest TikToks attract tens of thousands of followers; but she soon discovers that members of her community want to silence her, and will stop at nothing to do it.

One summer night in 2007, the Petit family is woken up by two strangers in their quiet Connecticut home; suddenly, these four family members find themselves being held hostage and in a fight for their lives.

Sgt. Joe Kenda faces his worst nightmare when he learns that a friend and fellow officer, Mark Dabling, has been killed in the line of duty; police conduct an all-out manhunt and discover the gunman is even more dangerous than they'd thought.

Lt. Joe Kenda must put his faith in a burglar to crack the case of a drive-by shooting; Cherie Bradley and her ex-boyfriend Anthony Carroll are found dead, and it's up to Kenda to discover which of their relatives did the deed.

Shauna Howe, only 11 years old, disappears as she returns home from a Girl Scout Halloween party; when Shauna's body shows up in a local creek, her murder ignites an investigation whose conclusion sends a shockwave through her community.

In Toledo, Ohio, Sister Margaret Ann is discovered dead in the chapel on Holy Saturday morning; police mount an investigation that will unearth the lies and secrets leading to her death.

Janean Brown prepares for a night out on the town, unaware that it will be her last; the following day, her body is found in a drainage ditch; an investigation reveals a darker account of the night she died than anyone could have imagined.

Ian and Nancy Blackburn's lifeless bodies are discovered stuffed into the trunk of their own car; the investigation unmasks a monster who hides in plain sight.

On Christmas day, detectives are called to a crime scene where they find a young woman bound, gagged and mutilated in a horrific manner; then the killer turns his sights on Homicide Detective Molly Daul.

Caught up in a love triangle, young chef Heather Mallory vanishes; detectives and Heather's parents search for the truth in an investigation involving wiretaps, confidential informants and a dramatic resolution deep in the forest.

When Ashley Benson is found murdered in a trendy Portland, Ore., hotel, detectives quickly dial in on three suspects, all of whom have been romantically linked to Benson whose parents must come to grips with their daughter's secret life.

After Kate Johnson is murdered in her dormitory room, detectives ask why this innocent young woman was targeted; detectives collect 400 DNA samples, establish a secret task force and track down Johnson's killer to get their chilling answer.

In 1965, Rodney Alcala attacks a teenage girl - only to brutalize and rape her again three years later; she feels guilty when she discovers he assaulted another girl soon after - but they are merely two of this man's countless victims.

A new romance between two college students derails when a sadist attacks them during a nighttime walk by the railroad tracks; only one of them lives, and she turns out to be the sole survivor of a serial murderer known as the Railroad Killer.

A single mother comes home to find a serial killer holding her disabled sister hostage; he tries to kidnap her young son, but she begs him to take her instead; she is at his mercy for days, and to survive, she must get him to fall in love with her.

A man who calls himself The Bishop abducts a woman and holds her captive; he imprisons six women in his basement, raping and torturing them; as captives begin to die, one woman knows her only chance of survival is to escape.

In the suburbs of Chicago, a handsome man with searing blue eyes turns out to be a bloodthirsty monster hiding in plain sight and attacking young women at will; it takes decades for the survivors to discover he is a serial killer.

In 1981, two men rape and shoot a young mother and force her fiance to watch; after nearly dying, the woman learns her attackers are a pair of serial killers, who are also brothers; it will take two decades before justice prevails over the men.

Claire Throssell interprets Darren Sykes' overwhelming displays of affection as signs of true love; she doesn't realize that Darren's grand gestures are his way of luring her into a false sense of security so he can control her.

In Sherbondy Hill, a longtime neighbor watches his once peaceful street descend into parties, conflict, and rising crime. Furious at the unraveling of his community, he vows to drive out the chaos, even as threats close in.

This true-crime series hosted by Lt. Joe Kenda, one of America's toughest detectives, features incredibly disturbing and mind-blowing cases from across the country. Lt. Kenda expertly guides us through the complex twists and turns of these bizarre crimes.

In Sherbondy Hill, a longtime neighbor watches his once peaceful street descend into parties, conflict, and rising crime. Furious at the unraveling of his community, he vows to drive out the chaos, even as threats close in.