Investigation Discovery HDTV (IDHD)

When Jeff Silvernail gets home to discover his partner, Lori, dead in a pool of blood, it appears that a burglary has gone horribly wrong. Investigators must determine whether Jeff is a grieving partner or a monster who cannot deal with rejection. (Repeat).

Every parent's worst nightmare is the possibility that their child has the same evil traits as the most heinous murderers. In this episode, specialists look at the early warning indicators in psychopathic killers arrested as teenagers and young adults. (Repeat).

A man comes home to his family killed in their home in West Virginia with the oldest son missing. (Repeat).

(Repeat).

David Sumney Sr. and his wife Margaret devote their lives to spoiling their only son, David, the baby of the family. However, everything comes at a price, and when his parents divorce, David Jr.'s anger escalates, resulting in the deadliest of sins. (Repeat).

When a single mother of two bumps into her old schoolmate, she thinks she's met her soul mate. But his charm hides a possessive, violent man. After they separate, his obsession deepens and she fights to protect her family. (Repeat).

When 18-year-old Misty falls in love with a man nearly 15 years her senior, Misty's parents warn against the relationship. But no one could predict the danger Misty is in, or how this man will change all their lives forever. (Repeat).

A teenager disappears during a walk to the store on a winter night. (Repeat).

Police try to make sense of the confusing crime scene and find the person who killed a young mother. (Repeat).

Examining how evidence found in a bookstore might be the key to solving its owner's murder and bringing the killer to justice. (Repeat).

In a small town in Florida, a charismatic pastor and his wife take in a young woman from their congregation. Months later, they announce she is a surrogate for their child. But when she disappears, things may not be what they seem. (Repeat).

Three bodies are discovered in a burned-out home in Scottsdale, and a fourth family member is missing. Investigators realize they have a triple homicide on their hands, and embark on a decades-long manhunt for the killer. (Repeat).

A young mother loses her young son who battled a medical condition that plagued him since birth. (Repeat).

In Youngstown, Ohio, a married couple stumbles upon a disturbing discovery in their basement, unraveling a chilling mystery involving a missing woman and a tragic love triangle. (Repeat).

In 1999, a killer brutally murders well-known community activist Dennis Dolinger in the basement of his Washington, DC, home. With DNA technology in its infancy, the race is on to find the culprit before they strike again. (Repeat).

A woman is brutally murdered by the police in 2001 outside Rockford, Illinois. While searching for the killer, detectives unearth more than 14 years of mystery. (Repeat).

When Adam Chasegoes missing, authorities search the woods and fields of Ontario County, New York, but find nothing. It takes a private investigator's tireless, months-long work to finally disclose the truth and Adam's horrific fate. (Repeat).

A girl is left to burn alive in Mississippi. (Repeat).

In 1998, a gifted Philadelphia graduate student is found murdered in her bed. The hunt for her killer forces police to reevaluate a series of unsolved crimes, turning the city upside down. (Repeat).

A savage killer goes on a homicidal rampage and then abducts two young siblings from their home in the middle of the night. The children quickly decide they will do whatever is necessary to survive. (Repeat).

A savage killer goes on a homicidal rampage and then abducts two young siblings from their home in the middle of the night. The children quickly decide they will do whatever is necessary to survive. (Repeat).

A woman is killed the same night that she is supposed to go out with Ashton Kutcher. (Repeat).

A vibrant and inspiring group spreads messages of love but soon attracts hate from a violent member of the online 'manosphere.' (New).

A missing high school student is found dead in the Atlantic Ocean, and investigators uncover jealous boyfriends and turmoil within her foster family. (New).

Sania, a 28-year-old struggling with divorce, uses her TikTok account to gain tens of thousands of followers, but soon discovers her community members are determined to silence her. (Repeat).

A vibrant and inspiring group spreads messages of love but soon attracts hate from a violent member of the online 'manosphere.' (Repeat).

A missing high school student is found dead in the Atlantic Ocean, and investigators uncover jealous boyfriends and turmoil within her foster family. (Repeat).

Sania, a 28-year-old struggling with divorce, uses her TikTok account to gain tens of thousands of followers, but soon discovers her community members are determined to silence her. (Repeat).

A woman is killed the same night that she is supposed to go out with Ashton Kutcher. (Repeat).

Zach Sanders is being pulled in two directions between the woman he loves and his mistress who refuses to let him go. Jealousy, obsession and news of a surprise engagement leads to a deadly case of road rage. (Repeat).

Barbie Dailey goes looking for love online and meets Josh, who appears to be the answer to her prayers. When her friends uncover a dark secret, their fairytale romance is consumed by obsession, jealousy, and a killer rage. (Repeat).

Vanessa Guillen was thrilled to join the Army in 2018. But something changed while she was stationed at Fort Hood. Vanessa confessed to a family member she was being harassed by a superior, but she never revealed his name. (Repeat).

Vanessa Guillen was thrilled to join the Army in 2018. But something changed while she was stationed at Fort Hood. Vanessa confessed to a family member she was being harassed by a superior, but she never revealed his name. (Repeat).

When Albuquerque, New Mexico mail carrier Marilyn Gandert disappears for days, no one knows where she could have gone. When her burnt body is found in the desert, detectives must find their murderer with few witnesses beyond Marilyn's family members. (Repeat).

Shelby Weatherly is found brutally stabbed to death by the side of the highway, and investigators struggle to find a suspect. Forensic evidence and reports of a mysterious car lead to revealing images and evidence that point toward the vicious killer. (Repeat).

Spotlighting Donald Lewis, a popular musician who owns a local Jazz Cafe. Despite being beloved in the community, mystery strikes when he suddenly disappears from his jazz club along with his employee. Detectives must find the both of them before it's too late. (Repeat).

When 27-year-old Byron Edwards is found brutally stabbed in his home, his family is devastated. But as detectives work to find the person responsible, they discover a single piece of evidence that changes the course of their investigation. (Repeat).

It's nightfall in a dark jungle when detectives come across a suspect who has kidnapped his three children. Negotiators try to de-escalate the situation and convince him to release the children, despite the fact that he is armed and claims he would harm his own family. (Repeat).

A man takes his wife hostage after she demands a divorce. Negotiators plead with the suspect to let her go but have no idea there is another plan going on inside the house that could have fatal consequences. (Repeat).

At gunpoint, an elderly man pretending to have chest issues kidnaps five EMT firemen. Officers suspect he has a fatal plot in mind since he has a house full of weaponry and is refusing to negotiate. (Repeat).

Negotiators record harrowing conversations with criminals who have taken people hostage. In each terrifying standoff, hear their conversations with criminals, and negotiators will break down their psychological tactics. Will the hostages get out alive? (Repeat).

In Buena Park, California, a suitcase containing a mutilated body is discovered in a dumpster. The victim is identified as Jasmine Fiore, a 28-year-old model who has been reported missing. Police turn to surveillance video, hoping to identify her killer. (Repeat).

In Fontana, CA, a bizarre traffic accident takes the life of 18-year-old Christian Dominguez Aguilar. With the driver vanished into thin air, police turn to surveillance video for answers, but the deeper they go, the more sinister things get. (Repeat).

In Dalton, GA, someone stabs convenience store clerk Dahyabhai Kalidas Chaudhari to death at his job; police turn to security footage for answers and discover a surprise revelation about the killer's identity that blows the case wide open. (Repeat).

In 2016, father of seven, Craig Rideout, is reported missing after a strange home intrusion. Within hours, police find a body matching Craig's description fifty miles away. Using surveillance footage and forensics, detectives unravel an unbelievable plot. (Repeat).