Investigation Discovery

When a loving mother, her boyfriend and daughter are found dead in their home, the community wonders: could the violent murderer be one of their own?

Police respond to six murders in three days. Many claim to know who is responsible, but a rush to judgment could result in a killer going free.

Domeneka believes she's found real love with her boyfriend, Michael. By the time he reveals his true colours, she fears she'll be his next target.

Cary tries to help his son, but nothing prepares him for his daughter's call: "Mum is dead and Matthew did it."

The Yates family moves to Spokane, Washington, only to find it besieged by a serial killer who's targeting young women.

Detectives learn the how and why after finding a strangled woman dead in her bathtub.

26-year-old car dealer Christopher O'Brien takes a strange man for a test drive and never returns. Did O'Brien's criminal past catch up with him?

After a prison escape, a man and his sons commit one of the most horrific crimes in Arizona history.

A terrible event tore Sarah's family apart when she was six. The discovery of secret writings from beyond the grave helps her to understand the truth.

After three students die, families expose the danger behind a principal's hypnosis sessions and the warnings the school ignored.

Rapper Tory Lanez casts doubt on the evidence from the shooting of hip-hop star Megan Thee Stallion. Is he a victim of a miscarriage of justice?

Four murders. One killer. Shocking failings. Experts reveal how easy it was for Stephen Port to deceive, and how and why those lies were believed.

Johnny Lewis has everything any young actor could ever dream of. But, not even a spot on Hollywood's A-List could keep him from the most terrifying role of his life.

When Ida Mae Ford is shot dead, detectives race to find the beloved grandmother's killer. A shocking crime spree leads police to an unexpected suspect.

When expectant mother Natise Johnson is murdered just days before her due date, police dig deep into her past to uncover the truth behind her tragic death.

In 2022, the execution of a rising cyclist the weekend before a race in Texas sparks a police probe that uncovers jealousy, betrayal, and obsession.

A 60-year-old woman disappears from her rural Florida home in the night, and authorities uncover a similar nightmare just across the county line.

After a woman vanishes on her way to work, police desperately follow a trail of videotaped clues they hope will solve a complex mystery.

Christina Whittaker vanishes without a trace, but her mother refuses to give up hope. Filmmaker Christina Fontana pledges to find the truth.

After a taping of their local-access TV show in rural Vermont, Chrissy and Charlie Billis have a terrible accident.

When Dee Ann Warner, a successful businesswoman and mother, disappears, her family initially suspect her husband. But he insists she just took off.

After a prison escape, a man and his sons commit one of the most horrific crimes in Arizona history.

When Ida Mae Ford is shot dead, detectives race to find the beloved grandmother's killer. A shocking crime spree leads police to an unexpected suspect.

A terrible event tore Sarah's family apart when she was six. The discovery of secret writings from beyond the grave helps her to understand the truth.

Johnny Lewis has everything any young actor could ever dream of. But, not even a spot on Hollywood's A-List could keep him from the most terrifying role of his life.

26-year-old car dealer Christopher O'Brien takes a strange man for a test drive and never returns. Did O'Brien's criminal past catch up with him?

When expectant mother Natise Johnson is murdered just days before her due date, police dig deep into her past to uncover the truth behind her tragic death.

When Ida Mae Ford is shot dead, detectives race to find the beloved grandmother's killer. A shocking crime spree leads police to an unexpected suspect.

A Long Island family unravel a decades-old mystery around their father George Carroll's disappearance, revealing a dark, complex story.

After a taping of their local-access TV show in rural Vermont, Chrissy and Charlie Billis have a terrible accident.

A 60-year-old woman disappears from her rural Florida home in the night, and authorities uncover a similar nightmare just across the county line.

Film director Adrienne Shelly is discovered hanging by a bed sheet in her bathroom. It looks like a suicide, but her husband insists it was murder.

An unforgettable terror is unleashed when a man becomes just like the father he grew up without.

The future looks bright for Donna when James enters her life. But she soon makes a discovery that turns her marriage into a living nightmare.

Domeneka believes she's found real love with her boyfriend, Michael. By the time he reveals his true colours, she fears she'll be his next target.

A 60-year-old woman disappears from her rural Florida home in the night, and authorities uncover a similar nightmare just across the county line.

After a woman vanishes on her way to work, police desperately follow a trail of videotaped clues they hope will solve a complex mystery.

Adea Shabani crossed oceans to pursue her Hollywood dreams. When she suddenly goes missing, investigators pray she won't become one of the city's lost angels.

Deputies discover a man shot dead in a trailer park far from home. As they try to solve the mystery, several witnesses point at different suspects.

A couple and their young daughter are murdered at home, so police ask the surviving child for clues. Evidence takes them into Philadelphia's criminal underworld.

After three students die, families expose the danger behind a principal's hypnosis sessions and the warnings the school ignored.

John and Callahan hunt down persons of interest, Jovanny Romo Arellanes and Steven Oboite.

When the nearly naked corpse of an older man is found along a horse path in Westchester, no one seems to know who he is.

Domeneka believes she's found real love with her boyfriend, Michael. By the time he reveals his true colours, she fears she'll be his next target.

Second-time spouses Harold and Toni Henthorn seem to dote on their young daughter and each other, until their idyllic life is shattered.

The search for a missing bus driver reveals a complicated love triangle, leaving investigators with more questions than answers.

An unforgettable terror is unleashed when a man becomes just like the father he grew up without.

Deputies discover a man shot dead in a trailer park far from home. As they try to solve the mystery, several witnesses point at different suspects.

The future looks bright for Donna when James enters her life. But she soon makes a discovery that turns her marriage into a living nightmare.

Adea Shabani crossed oceans to pursue her Hollywood dreams. When she suddenly goes missing, investigators pray she won't become one of the city's lost angels.

Film director Adrienne Shelly is discovered hanging by a bed sheet in her bathroom. It looks like a suicide, but her husband insists it was murder.

A couple and their young daughter are murdered at home, so police ask the surviving child for clues. Evidence takes them into Philadelphia's criminal underworld.

Deputies discover a man shot dead in a trailer park far from home. As they try to solve the mystery, several witnesses point at different suspects.

An ex-convict takes his former lawyer hostage as an act of revenge and threatens to set off a bomb unless he gets justice.

A trespasser lurks on the patio, an intruder busts into a house and makes himself at home, and a serial trespasser terrorises a quiet neighbourhood.

A sunny day in Philly comes with a full moon, a museum suffers an invasion, and small-town USA gets a bit more than it bargained for.

Second-time spouses Harold and Toni Henthorn seem to dote on their young daughter and each other, until their idyllic life is shattered.

When the nearly naked corpse of an older man is found along a horse path in Westchester, no one seems to know who he is.

NYC fashion photographer Joel Schoenfeld is shot dead in his studio. He seemed to have it all, but a dark secret and a tale of revenge emerges.

After years of sick torture, the Sexton children will do anything for their father, even murder.

When Butch Halley finds love with Sunny, he can't wait to start their new life together. But sinister rumours soon threaten to tear the family apart.

John and Callahan hunt down persons of interest, Jovanny Romo Arellanes and Steven Oboite.

A 60-year-old woman disappears from her rural Florida home in the night, and authorities uncover a similar nightmare just across the county line.

When arson investigators find a man dead in a burned-out Kentucky home, Detective Leigh Meroni must catch the sinister killer before he strikes again.

Singer Christina Grimmie becomes an international superstar after performing on The Voice. But one fan's obsession would bring her dreams to a tragic end.

Journalists Heidi Blake and Jonathan Calvert expose rampant corruption at FIFA and how it led to the selection of Qatar to host the 2022 World Cup.

Police learn of a sinister motive behind the murder of a woman in her suburban Philadelphia home.

A 60-year-old woman disappears from her rural Florida home in the night, and authorities uncover a similar nightmare just across the county line.

A family friend keeps a young girl captive, and a suspect hides out in a local tourist attraction, taking everyone hostage.

A car accident gets a neighbourhood talking; a naked machete attack occurs; police officers have their hands full when a naked man turns violent.

A burglar cries for help; a famous swan almost gets away; a bizarre heist has local officials mystified; a stolen ambulance puts lives in danger.

In Michigan, police must stop a runaway truck when the driver takes his wife hostage.

After moving to a remote town in Colorado, Ron and Cynthia Phillips and their four children try to adjust.

Secrets come to light after attorney Ciera Breland disappears after visiting family in Georgia.

After years of sick torture, the Sexton children will do anything for their father, even murder.

Journalists Heidi Blake and Jonathan Calvert expose rampant corruption at FIFA and how it led to the selection of Qatar to host the 2022 World Cup.

When Butch Halley finds love with Sunny, he can't wait to start their new life together. But sinister rumours soon threaten to tear the family apart.

Singer Christina Grimmie becomes an international superstar after performing on The Voice. But one fan's obsession would bring her dreams to a tragic end.

NYC fashion photographer Joel Schoenfeld is shot dead in his studio. He seemed to have it all, but a dark secret and a tale of revenge emerges.

Police learn of a sinister motive behind the murder of a woman in her suburban Philadelphia home.

Journalists Heidi Blake and Jonathan Calvert expose rampant corruption at FIFA and how it led to the selection of Qatar to host the 2022 World Cup.

John and Callahan hunt down persons of interest, Jovanny Romo Arellanes and Steven Oboite.

A 60-year-old woman disappears from her rural Florida home in the night, and authorities uncover a similar nightmare just across the county line.

After moving to a remote town in Colorado, Ron and Cynthia Phillips and their four children try to adjust.

A family friend keeps a young girl captive, and a suspect hides out in a local tourist attraction, taking everyone hostage.

After moving with his girlfriend, Daniel Ott is shot dead by an intruder. A coincidence leads to one of the US's the most dangerous criminal rings.

A mother helps commit horrific murders when her adored son turns out to be a sexual predator.

Deborah and Gerard seem like a perfect match until an accusation tears their marriage apart. Deborah fights to bring him to justice, whatever the cost.

Cary tries to help his son, but nothing prepares him for his daughter's call: "Mum is dead and Matthew did it."

A Long Island family unravel a decades-old mystery around their father George Carroll's disappearance, revealing a dark, complex story.

Lloyd Avery portrayed one of Hollywood's most memorable on-screen killers. But when the troubled actor reprises his most famous role, the consequences are deadly.

A tax investigation into a FIFA executive gives the FBI and IRS the leverage they need and an opportunity to get inside soccer's world governing body.

When a toddler's body is found, police immediately suspect the family. But when the dad claims the mum is missing, they quickly learn something very tragic happened.

Cary tries to help his son, but nothing prepares him for his daughter's call: "Mum is dead and Matthew did it."

When a gentle, elderly man is found dead at his home, even hardened Philadelphia detectives are shocked. Who could have killed the 78-year-old man?

A 911 call leads police to a field in rural Texas, where they make a grotesque discovery: the flaming corpse of an unidentified woman.

A 60-year-old woman disappears from her rural Florida home in the night, and authorities uncover a similar nightmare just across the county line.

Family and faith have always been important to Richard Beasley, as these home videos show.

Nineteen-year-old Sydney West vanishes while last seen on the Golden Gate Bridge.

A mother helps commit horrific murders when her adored son turns out to be a sexual predator.

A tax investigation into a FIFA executive gives the FBI and IRS the leverage they need and an opportunity to get inside soccer's world governing body.

Deborah and Gerard seem like a perfect match until an accusation tears their marriage apart. Deborah fights to bring him to justice, whatever the cost.

Lloyd Avery portrayed one of Hollywood's most memorable on-screen killers. But when the troubled actor reprises his most famous role, the consequences are deadly.

After moving with his girlfriend, Daniel Ott is shot dead by an intruder. A coincidence leads to one of the US's the most dangerous criminal rings.

When a toddler's body is found, police immediately suspect the family. But when the dad claims the mum is missing, they quickly learn something very tragic happened.

A 60-year-old woman disappears from her rural Florida home in the night, and authorities uncover a similar nightmare just across the county line.

After a woman vanishes on her way to work, police desperately follow a trail of videotaped clues they hope will solve a complex mystery.

Cary tries to help his son, but nothing prepares him for his daughter's call: "Mum is dead and Matthew did it."

Family and faith have always been important to Richard Beasley, as these home videos show.

Domeneka believes she's found real love with her boyfriend, Michael. By the time he reveals his true colours, she fears she'll be his next target.