Investigation Discovery

When 13-year-old Rachanda Pickle goes missing, suspicion falls on her father. But discovery of connected crimes from the 1970s suggests the truth may be more complicated.

Detectives suspect that Rachanda's disappearance is connected to other crimes. Now, they must close in on a criminal who has evaded justice for decades.

Detectives race against the clock to arrest their suspect before he targets new victims. But when justice finally prevails, even more horrors come to light.

A man who calls himself "The Bishop" abducts six women. As captives begin to die, one woman knows her only chance of survival is to escape.

When 13-year-old Rachanda Pickle goes missing, suspicion falls on her father. But discovery of connected crimes from the 1970s suggests the truth may be more complicated.

Detectives suspect that Rachanda's disappearance is connected to other crimes. Now, they must close in on a criminal who has evaded justice for decades.

Detectives race against the clock to arrest their suspect before he targets new victims. But when justice finally prevails, even more horrors come to light.

Alex receives a tip about a man acting suspiciously at Arlanda. Mimmi and Olivia gets a live surprise when opening a foul-smelling bag.

When family man Brian Hughes falls dead in his living room, it looks like a robbery gone wrong. The evidence soon suggests a plot hatched from inside his home.

CSI Alina Burroughs travels to Colorado to investigate the murder of Peggy Hettrick, whose nude and mutilated body was found in a vacant lot.

When the remains of a young mother are found in a remote area by Nashville, Detective Postiglione solves the crime by recalling a detail from the wooded scene.

When the body of a professor and family man is found in the office of a used car dealership, Det. Postiglione remembers the tell-all clue that pinpoints the killer.

Kansas City police make a horrifying discovery in a local wasteland: the body of a young child. When she's finally identified, it leads to a shocking truth.

In 2007, Neal Williams is slashed to death with a samurai sword and his two young sons are suffocated in their beds. Shockingly, the perpetrator is Neal's wife.

42-year-old Miami mum Raquel Calderin vanishes without a trace on her way home from work. The investigation leads detectives into a disturbing family picture.

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 finally catch up with him?

In Montrose, Colorado, a woman's body was discovered in the quarry that she owned. After three years, police were still investigating the brutal murder.

Nurse Lorie Kirkley goes missing from her home in what appears to be a burglary gone wrong. Soon the entire town of Valparaiso comes under suspicion.

On Chincoteague Island, a young mother is murdered steps from a vacant summer home. Det. Danny Plott learns she was lured to her death by a mysterious phone call.

When a couple are killed in their bedroom in a quiet Maryland town, Det. Joe Bellino wonders if the answer lies with their daughter, who bore witness to both murders.

Patricia Miller is found murdered just months after escaping a troubled relationship. The case goes cold for years until another murder is committed.

19-year-old Lisa Taylor vanishes quietly into the darkness. Months later, a shocking discovery is made that will finally reveal the truth.

A fun-loving 25-year-old is gunned down on the railroad tracks in Pennsylvania, and the victim's friends end up under the spotlight.

After the stabbing of hairstylist-to-the-stars Fabio Sementilli, a trail of passion and greed exposes a killer who sends shockwaves as far as Canada.

Unexplained tics in teen girls draw reporters and experts, fuelling hysteria. Under pressure, the girls face judgment without any answers.

After a young mother goes missing on the Fourth of July, painful recollections provide investigators with critical clues about the final hours of her life.

A young man knew his father was a monster and a killer, but to this day, he doesn't know the scope of his father's horrendous crimes.

After the stabbing of hairstylist-to-the-stars Fabio Sementilli, a trail of passion and greed exposes a killer who sends shockwaves as far as Canada.

Unexplained tics in teen girls draw reporters and experts, fuelling hysteria. Under pressure, the girls face judgment without any answers.

Patricia Miller is found murdered just months after escaping a troubled relationship. The case goes cold for years until another murder is committed.

42-year-old Miami mum Raquel Calderin vanishes without a trace on her way home from work. The investigation leads detectives into a disturbing family picture.

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 finally catch up with him?

In Montrose, Colorado, a woman's body was discovered in the quarry that she owned. After three years, police were still investigating the brutal murder.

Nurse Lorie Kirkley goes missing from her home in what appears to be a burglary gone wrong. Soon the entire town of Valparaiso comes under suspicion.

On Chincoteague Island, a young mother is murdered steps from a vacant summer home. Det. Danny Plott learns she was lured to her death by a mysterious phone call.

When a couple are killed in their bedroom in a quiet Maryland town, Det. Joe Bellino wonders if the answer lies with their daughter, who bore witness to both murders.

Patricia Miller is found murdered just months after escaping a troubled relationship. The case goes cold for years until another murder is committed.

19-year-old Lisa Taylor vanishes quietly into the darkness. Months later, a shocking discovery is made that will finally reveal the truth.

A 23-year-old man goes missing in the small community of Beech Island, South Carolina. As his family desperately search, an ominous text message deepens the mystery.

In Ohio, a 20-year-old student goes missing while riding a bicycle home from her boyfriend's house. Detectives begin a frantic search to find her.

Aaron Carter goes public saying he supports the women's allegations against his brother. At the same time, his behaviour becomes increasingly erratic.

Aaron's struggles with addiction and mental illness come to a tragic conclusion. Nick faces more allegations, and his accusers take their cases to court.

Patricia Reggiani shares her love story and the nightmare that followed.

Sixteen-year-old Diana Peterson is slaughtered in her own backyard on Valentine's Day. Did she know her killer; and where is he lurking now?

In Florida's Daytona Beach in 1989, a torrid affair between a bar owner and a waitress leads to a deadly home invasion and a videotaped murder.

When a recently widowed businesswoman is found brutally murdered in her Little Rock home, police discover the killer is closer to her than they thought.

A popular teenager's body is discovered along an abandoned trail. But interviews with the victim's friends reveal a dark side to his closest relationships.

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.

After their two children accidentally drown, a couple's marriage is at breaking point. But, this was not the only tragedy to hit this family.

Unexplained tics in teen girls draw reporters and experts, fuelling hysteria. Under pressure, the girls face judgment without any answers.

Experts explore cases of psychopathic killers known as family annihilators.

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 popular teenager's body is discovered along an abandoned trail. But interviews with the victim's friends reveal a dark side to his closest relationships.

In Florida's Daytona Beach in 1989, a torrid affair between a bar owner and a waitress leads to a deadly home invasion and a videotaped murder.

A 23-year-old man goes missing in the small community of Beech Island, South Carolina. As his family desperately search, an ominous text message deepens the mystery.

In Ohio, a 20-year-old student goes missing while riding a bicycle home from her boyfriend's house. Detectives begin a frantic search to find her.

Aaron Carter goes public saying he supports the women's allegations against his brother. At the same time, his behaviour becomes increasingly erratic.

Aaron's struggles with addiction and mental illness come to a tragic conclusion. Nick faces more allegations, and his accusers take their cases to court.

Patricia Reggiani shares her love story and the nightmare that followed.

Sixteen-year-old Diana Peterson is slaughtered in her own backyard on Valentine's Day. Did she know her killer; and where is he lurking now?

In Florida's Daytona Beach in 1989, a torrid affair between a bar owner and a waitress leads to a deadly home invasion and a videotaped murder.

When a recently widowed businesswoman is found brutally murdered in her Little Rock home, police discover the killer is closer to her than they thought.

A quiet rural town is rocked when two schoolgirls are found murdered. Police discover one of the girls may have recorded her killer with her phone.

A suspected serial killer prowls Hollywood. As the number of victims climbs, one brave woman fights back fiercely and manages to survive.

Freshman Taylor Behl goes missing after just days on campus, and her mother's worst fears are realized. A relationship based largely on the Internet has proven fatal.

When Florida rookie Detective Donna Velazquez was assigned the case of David Jackson, who'd been missing for years, she surprised everyone with her findings.

John hunts Jovanny Romo Arellanes, who police say killed his ex-girlfriend. In Atlanta, Callahan seeks answers in a case involving Steven Oboite.

In pursuit of Dylan Harrington, John takes on a chilling murder case in remote Washington State. Callahan travels to Colorado to help police hunt down Andrew Rosa.

Autumn loves her new BMX. But in 2012, the 12-year-old and her beloved new bike go missing. A social networking trail is left behind, but where will it lead?

Shortly after Chris Coleman starts a new job as Security Chief for a Christian ministry, he begins receiving threatening emails. Then, tragedy strikes.

A teenager is found slain in a local park in Washington. As those closest to the victim lead investigators down the rabbit hole, a conspiracy is slowly unearthed.

On a March morning in Baltimore, the brutal stabbing and murder of 96-year-old Evelyn Murray-Bailey devastates the community.

In Indiana, a possible murder-kidnapping leads Evansville Police into an armed standoff with a suspect barricaded inside a house.

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.

After the stabbing of hairstylist-to-the-stars Fabio Sementilli, a trail of passion and greed exposes a killer who sends shockwaves as far as Canada.

On a March morning in Baltimore, the brutal stabbing and murder of 96-year-old Evelyn Murray-Bailey devastates the community.

In Indiana, a possible murder-kidnapping leads Evansville Police into an armed standoff with a suspect barricaded inside a house.

Autumn loves her new BMX. But in 2012, the 12-year-old and her beloved new bike go missing. A social networking trail is left behind, but where will it lead?

A quiet rural town is rocked when two schoolgirls are found murdered. Police discover one of the girls may have recorded her killer with her phone.

A suspected serial killer prowls Hollywood. As the number of victims climbs, one brave woman fights back fiercely and manages to survive.

Freshman Taylor Behl goes missing after just days on campus, and her mother's worst fears are realized. A relationship based largely on the Internet has proven fatal.

When Florida rookie Detective Donna Velazquez was assigned the case of David Jackson, who'd been missing for years, she surprised everyone with her findings.

John hunts Jovanny Romo Arellanes, who police say killed his ex-girlfriend. In Atlanta, Callahan seeks answers in a case involving Steven Oboite.

In pursuit of Dylan Harrington, John takes on a chilling murder case in remote Washington State. Callahan travels to Colorado to help police hunt down Andrew Rosa.

Autumn loves her new BMX. But in 2012, the 12-year-old and her beloved new bike go missing. A social networking trail is left behind, but where will it lead?

Shortly after Chris Coleman starts a new job as Security Chief for a Christian ministry, he begins receiving threatening emails. Then, tragedy strikes.

Anger in Jennings, Louisiana, boils over as an eighth woman is found and police still have no answers. Can they prove the murders are all linked?

When 21-year-old Julie Ann Gonzalez suddenly goes missing, detectives investigate her puzzling digital trail to uncover the horrifying truth behind her disappearance.

When single dad David Heisler goes missing, clues lead detectives into the desert, but the trail stops cold. Digital forensics experts to help unravel this mystery.

Mississippi police turn to city-run cameras to identify suspects of a shooting spree. In Utah, a missing person's case becomes a murder investigation.

When a man is shot dead on the Fourth of July, detectives use social media to track down the killer. In Washington, police investigate a raging fire.

When the truth of a 10-year-old murder case finally comes to light, the revelation stuns the family, the community, and the investigators.

When a former crime reporter is found murdered inside his home, investigators suspect his spouse, until intercepted jailhouse calls reveal the true killer.

When the battered corpse of a young woman is found in California, detectives unravel a secret world of dominance, sadomasochism, and manipulation.

When the body of a young woman is discovered in the woods, investigators are faced with a difficult decision if they're to solve this hauntingly familiar murder.

After the stabbing of hairstylist-to-the-stars Fabio Sementilli, a trail of passion and greed exposes a killer who sends shockwaves as far as Canada.

On a March morning in Baltimore, the brutal stabbing and murder of 96-year-old Evelyn Murray-Bailey devastates the community.

In Indiana, a possible murder-kidnapping leads Evansville Police into an armed standoff with a suspect barricaded inside a house.

When the body of a young woman is discovered in the woods, investigators are faced with a difficult decision if they're to solve this hauntingly familiar murder.

When the battered corpse of a young woman is found in California, detectives unravel a secret world of dominance, sadomasochism, and manipulation.

When the truth of a 10-year-old murder case finally comes to light, the revelation stuns the family, the community, and the investigators.

Anger in Jennings, Louisiana, boils over as an eighth woman is found and police still have no answers. Can they prove the murders are all linked?

When 21-year-old Julie Ann Gonzalez suddenly goes missing, detectives investigate her puzzling digital trail to uncover the horrifying truth behind her disappearance.

When single dad David Heisler goes missing, clues lead detectives into the desert, but the trail stops cold. Digital forensics experts to help unravel this mystery.

Mississippi police turn to city-run cameras to identify suspects of a shooting spree. In Utah, a missing person's case becomes a murder investigation.

When a man is shot dead on the Fourth of July, detectives use social media to track down the killer. In Washington, police investigate a raging fire.

When the truth of a 10-year-old murder case finally comes to light, the revelation stuns the family, the community, and the investigators.

When a former crime reporter is found murdered inside his home, investigators suspect his spouse, until intercepted jailhouse calls reveal the true killer.

Police hunt for two bank robbers who will do anything to avoid capture. And, a heavily armed resident turns his sleepy suburb into a warzone.

In Texas, an intoxicated driver hits a train carrying explosive chemicals. And, a SWAT team tear down a house to arrest two murder suspects.

Alina Burroughs travels to Missouri to dig into the murder of Richard Armitage, an attorney attacked at his desk. Could blood spatter be the key to the case?

CSI Alina Burroughs is in Winter Garden, Florida, to investigate a furniture store massacre that claimed four lives on Christmas Eve 1975.

The crime scene of a double murder shows signs of conflicting motives. An unlikely clue on the living room floor helps Det. Postiglione decipher what really happened.

A woman is found dead in her apartment in an unusual condition. Her attacker left clues to confuse investigators - but Det. Postiglione finds one pointing to the killer.

After a night at home watching movies, 18-year-old Zoe Campos disappears the next day. Investigators scour her Facebook account to unlock clues.

Elizabeth Salgado is the beautiful young lady who disappeared.

A Florida teenager is found dead after reconnecting with his birth mother, and the young man's mysterious girlfriend leads investigators into a world of occultism.

Seven years after the murder of Biggie Smalls, the LAPD sets up a task force to uncover the truth. A key breakthrough turns the case on its head.

As the LAPD Task Force piece together what happened to Biggie and Tupac, stories of police corruption play out in the press. And, an FBI agent has a theory of his own.

Two of the most prominent law enforcement voices on the Biggie and Tupac story speak on camera for the first time. It's time to decide who killed Biggie and Tupac.

Unexplained tics in teen girls draw reporters and experts, fuelling hysteria. Under pressure, the girls face judgment without any answers.

A Florida teenager is found dead after reconnecting with his birth mother, and the young man's mysterious girlfriend leads investigators into a world of occultism.

A Florida teenager is found dead after reconnecting with his birth mother, and the young man's mysterious girlfriend leads investigators into a world of occultism.

After a night at home watching movies, 18-year-old Zoe Campos disappears the next day. Investigators scour her Facebook account to unlock clues.

Police hunt for two bank robbers who will do anything to avoid capture. And, a heavily armed resident turns his sleepy suburb into a warzone.

In Texas, an intoxicated driver hits a train carrying explosive chemicals. And, a SWAT team tear down a house to arrest two murder suspects.

42-year-old Miami mum Raquel Calderin vanishes without a trace on her way home from work. The investigation leads detectives into a disturbing family picture.

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 finally catch up with him?

A 23-year-old man goes missing in the small community of Beech Island, South Carolina. As his family desperately search, an ominous text message deepens the mystery.

In Ohio, a 20-year-old student goes missing while riding a bicycle home from her boyfriend's house. Detectives begin a frantic search to find her.

After a long battle with cancer, David Weedman is found dead in his home with a gunshot wound. Investigators soon turn their focus to David's best friends.

In Osakis, Minnesota, a baseball-loving wife and mother is found unconscious at home. Investigators turn to family, friends and locals to piece together what happened.

Aaron Carter goes public saying he supports the women's allegations against his brother. At the same time, his behaviour becomes increasingly erratic.

Aaron's struggles with addiction and mental illness come to a tragic conclusion. Nick faces more allegations, and his accusers take their cases to court.

Patricia Miller is found murdered just months after escaping a troubled relationship. The case goes cold for years until another murder is committed.

19-year-old Lisa Taylor vanishes quietly into the darkness. Months later, a shocking discovery is made that will finally reveal the truth.

In Florida's Daytona Beach in 1989, a torrid affair between a bar owner and a waitress leads to a deadly home invasion and a videotaped murder.

When a recently widowed businesswoman is found brutally murdered in her Little Rock home, police discover the killer is closer to her than they thought.

On Chincoteague Island, a young mother is murdered steps from a vacant summer home. Det. Danny Plott learns she was lured to her death by a mysterious phone call.

When a couple are killed in their bedroom in a quiet Maryland town, Det. Joe Bellino wonders if the answer lies with their daughter, who bore witness to both murders.

Steve and Amy help a family who are convinced the dead are going after their defenseless little girl.

Nick, Katrina and fellow enthusiast Aaron Sagers recount their 72-hour investigations with unseen footage and in-depth evidence analysis.

Nick and Katrina submerge themselves among the spirits of West Virginia's Old Sweet Springs Resort. What lurks beneath the surface at this once-idyllic retreat?

Zak Bagans takes some special guests on a tour of his spine-tingling museum of the macabre, coming face-to-face with a possessed doll that could haunt them for years to come.

Jack Osbourne and Katrina Weidman travel to Juneau, Alaska. They're conducting the first-ever investigation into a hotel that is linked to demonic activity. PREMIERE

Nick, Katrina and fellow enthusiast Aaron Sagers recount their 72-hour investigations with unseen footage and in-depth evidence analysis.

Nick and Katrina submerge themselves among the spirits of West Virginia's Old Sweet Springs Resort. What lurks beneath the surface at this once-idyllic retreat?

In Montrose, Colorado, a woman's body was discovered in the quarry that she owned. After three years, police were still investigating the brutal murder.

Nurse Lorie Kirkley goes missing from her home in what appears to be a burglary gone wrong. Soon the entire town of Valparaiso comes under suspicion.

42-year-old Miami mum Raquel Calderin vanishes without a trace on her way home from work. The investigation leads detectives into a disturbing family picture.

A quiet rural town is rocked when two schoolgirls are found murdered. Police discover one of the girls may have recorded her killer with her phone.

A suspected serial killer prowls Hollywood. As the number of victims climbs, one brave woman fights back fiercely and manages to survive.

Anger in Jennings, Louisiana, boils over as an eighth woman is found and police still have no answers. Can they prove the murders are all linked?

When a fire kills Wayne and Billi Jo's two children, everyone on the Fort Campbell army base is grief-stricken for them, but are the couple hiding a secret?

The bestselling author of true crime stories investigates some of the most infamous murder cases of our time.

When 21-year-old Julie Ann Gonzalez suddenly goes missing, detectives investigate her puzzling digital trail to uncover the horrifying truth behind her disappearance.

When single dad David Heisler goes missing, clues lead detectives into the desert, but the trail stops cold. Digital forensics experts to help unravel this mystery.

Autumn loves her new BMX. But in 2012, the 12-year-old and her beloved new bike go missing. A social networking trail is left behind, but where will it lead?

Shortly after Chris Coleman starts a new job as Security Chief for a Christian ministry, he begins receiving threatening emails. Then, tragedy strikes.

When the truth of a 10-year-old murder case finally comes to light, the revelation stuns the family, the community, and the investigators.

When a former crime reporter is found murdered inside his home, investigators suspect his spouse, until intercepted jailhouse calls reveal the true killer.

Patricia Reggiani shares her love story and the nightmare that followed.

Sixteen-year-old Diana Peterson is slaughtered in her own backyard on Valentine's Day. Did she know her killer; and where is he lurking now?

Unexplained tics in teen girls draw reporters and experts, fuelling hysteria. Under pressure, the girls face judgment without any answers.