Investigation Discovery HD

Three friends arrive for a haircut - only to find their barber dead, his body sprinkled with a mysterious white powder; as police dig in, one clue stands out: he'd just come into money; was it a robbery - or a betrayal by someone he never saw coming?

On New Year's Eve, Tara Gillon's father finds her murdered in her Massachusetts home; one missing shoe -- the right fit could catch a killer.

Police are puzzled by a pair of murders linked by a mysterious note, not realizing the killer has a target in mind.

In Billings, Mont., firefighters respond to a fire at a duplex and find two bound and gagged bodies; the victims' house mate is nowhere to be found, prompting police to question whether they're searching for the killer or another victim.

After the murder of a young girl walking to school, police race to catch her killer before he can destroy another loving family.

A puzzling crime scene, disturbing evidence and a young mother murdered; police are determined to bring her killer to justice.

As police try to solve a disturbing homicide, each step of the investigation reveals another layer in a spiderweb of tragedy.

When pregnant Colorado mom, Shanann Watts and her two daughters vanish without a trace, her husband Chris pleads for his family's safe return. But as the investigation digs deeper, dark secrets are revealed and Chris transforms from family man to monster.

When clues at Jennifer Dulos's New Canaan, Conn., home prompt police to search for the missing mother, her estranged husband's behavior deepens the mystery; a complex web of evidence secures arrests, but what happens next shocks the nation.

A gunman shoots a man dead as he runs along a country road, and first responders find a witness standing next to the body with a strange story to tell; detectives unravel the lies of a callous psychopath who takes out his frustrations in bloodshed.

A woman finds her elderly brother dead in his bedroom with his throat slashed; uncovering the truth poses a challenge for detectives, as the individual responsible for killing him is a manipulative psychopath who craftily deflects blame.

Police find a 17-year-old female's dead body in a ditch with two gunshot wounds; the investigation centers on two friends of the victim claiming her death was an accident, but detectives uncover it was a thrill kill carried out by evil psychopaths.

Investigators search a farm for a missing man and find a human leg bone on the property; the owner, Susan Monica, admits that her pigs ate her tenant alive, and he's not the only victim; Monica despises humans but loves her pigs.

Behind a church lies a dismembered body burned beyond recognition; investigators identify the victim and receive a tip the suspect is female; a police interview reveals her as the most remorseless psychopathic killer they've ever seen.

A man calls 911 with his dying breath, and first responders arrive to find him brutally murdered and stabbed 59 times; when detectives question his best friend, they uncover a tangled story of deception and jealousy that ends in psychopathic rage.

Ainjil thinks William was charming and creative, but with time, his dark and violent tendencies emerge; when Ainjil finally gets away from him and starts a new life with a man she truly loves, he exacts revenge.

Ginger knows her sister Paige is trouble, as she feels entitled to her family's undivided attention and becomes a monster when she doesn't get it; over time, Ginger watches as Paige abuses and ultimately murders the person she cares for the most.

Margie Bult sees a fugitive on TV named Paul Steven Mack who resembles her second husband.

When Terry Patzer hears what police discovered at Russell Tillis' house of horrors, memories of the nine years she spent married to him come flooding back; she cannot explain how her former lover became so twisted.

Andrea believes that Ray Clark is the man of her dreams; but when she reveals she's pregnant, Ray becomes a nightmare; he stalks her and tortures their infant son; Andrea and her baby narrowly escape, but the next woman Ray meets isn't so lucky.

Genie already knows Lee Cawthon is capable of horrible things when he forces her into a polygamous relationship; she plays along with his twisted demands, but doesn't realize that the consequences of letting him have his way might be worse.

When Felisha meets Wesley, she is a single mom with no place to live; he gives her a home, but after they are married and have kids, she discovers he is selfish and unkind. When she finally leaves him, he exacts the cruelest revenge.

An emotional 911 call comes in from a young man claiming he just found his mother and dog murdered in their home; once his interview with detectives begins, they uncover a parasitic psychopath who will do anything to get away with the crime.

A small SD card contains horrifying images and videos of a woman's murder; when someone gives it to Anchorage police, detectives come face-to-face with a sexual psychopath who has a shocking tale to tell.

Bonnie and Kara confront the final chapter of their investigation as survivors identify a notorious serial killer, investigators revisit his known victims, and the women reflect on their search for justice after decades of unanswered questions.

When a teenage girl in a tightly controlled religious community falls prey to her charismatic pastor, she's told it is love; years later, she realizes it is abuse and takes on those in the church who would rather destroy her than face the truth.

An emotional 911 call comes in from a young man claiming he just found his mother and dog murdered in their home; once his interview with detectives begins, they uncover a parasitic psychopath who will do anything to get away with the crime.

A small SD card contains horrifying images and videos of a woman's murder; when someone gives it to Anchorage police, detectives come face-to-face with a sexual psychopath who has a shocking tale to tell.

Bonnie and Kara confront the final chapter of their investigation as survivors identify a notorious serial killer, investigators revisit his known victims, and the women reflect on their search for justice after decades of unanswered questions.

When a teenage girl in a tightly controlled religious community falls prey to her charismatic pastor, she's told it is love; years later, she realizes it is abuse and takes on those in the church who would rather destroy her than face the truth.

When Felisha meets Wesley, she is a single mom with no place to live; he gives her a home, but after they are married and have kids, she discovers he is selfish and unkind. When she finally leaves him, he exacts the cruelest revenge.

When Long Island newlywed Lisa Solomon disappears on Christmas Eve, family and friends search for her tirelessly; investigators wonder whether she left her husband of two months in the middle of the night or was the victim of foul play.

In Biloxi, Miss., Judge Vincent Sherry and his wife, Margaret, a city councilwoman, are shot to death in their home; the murdered couple's oldest daughter sets out on a 10-year quest to find her parents' killer.

When 24-year-old Diane Delia is found dead in the Hudson River, detectives are surprised to realize she was once a man; an investigation leads police to New York's disco and gay club scenes, and a dramatic love triangle that could expose the killer.

A charismatic Hare Krishna follower disappears, then another member is shot dead, leading police to untangle a twisted web of murder and betrayal.

A feud between Jerry Hancock and stepfather Gene Capps boils over when they fight over their family home; from food to finances, they're at each other's throats over everything until a night of violence finally tears the family apart for good.

Two cousins go to war over the same woman, with significant consequences.

In 2021, in Newport News, Virginia, postal workers Jacquie Shabazz and Tashara Jackson fall out over an alleged affair, and a simmering feud explodes.

It's 2009 in Las Vegas and two men come face-to-face over a woman; three years of feuding end in 13 fatal seconds and decades on, neither family can forgive.

A feud between a man and his stepfather boils over when they begin fighting over their family home until a night of violence tears the family apart.

A bitter feud erupts between business partners that ends in brutal murder.

The Lunsford family's lives turn upside down when someone snatches nine-year-old Jessie from her bed in the middle of the night; authorities scour the area looking for her when they discover a dark truth, she is closer than they ever realized.

Firefighters discover a body with two gunshot wounds; the fire destroys any hope for evidence and the police look at the victim's social media for clues.

In 2021, police find a retired couple stabbed repeatedly in their home; they witness a mysterious figure coming and going on security footage, which leads them to a suspect who is very close to home with a desire for revenge.

In 2001, a mother of five is found shot in the head in her own minivan; investigators have little physical evidence and struggle to make an arrest; as the children grow up, the family becomes divided over who killed the beloved soccer mom.

In 1972, police find a young woman fatally stabbed in her room; police hunt for her killer, but he seemingly vanishes, and the case goes cold; decades later, a new investigative technique emerges, and the killer's name turns up.

A deadly fire in a small Illinois town raises questions whether it was a tragic accident or murder; the ensuing investigation uncovers a web of lies and deceit that results in one woman and her unborn child's life coming to a violent end.

A savage killer goes on a homicidal rampage and then abducts two young siblings from their home.

A savage killer goes on a homicidal rampage and then abducts two young siblings from their home.

After a fire breaks out, police find a freshman amid the ashes, brutally beaten and burned alive; the hunt for the evil killer on campus is on.

A hospital worker invites a colleague, who's fallen on hard times, to come live with her; but the good deed backfires, and it only takes a few weeks before a stealthy betrayal turns into a gruesome crime.

A savage killer goes on a homicidal rampage and then abducts two young siblings from their home.