Paul Holes re-examines the suspicious death of Morgan Ingram; her parents claim she was stalked and eventually murdered, but law enforcement closed her case as a suicide by overdose; experts ask what really happened to this beloved 20-year-old.

A frantic woman calls 911 saying her boyfriend shot himself, but the story keeps changing; it takes a risky gambit to unravel the truth.

A young pastor grieves after his wife dies in a house fire, but when shocking secrets are revealed, a community is shattered; a look at whether or not a prophecy could have predicted her death.

A terrifying crash off a mountain road leaves one woman dead and her husband injured; the fatal accident raises suspicions as a family fights to expose the real story.

When a Texas police detective finds his wife dead from a gunshot wound, his fellow detectives work to uncover if her death was an accident, a suicide, or something more sinister.

A grieving husband claims his wife accidentally fell to her death but investigators become suspicious after learning his first wife also died in a freak accident.

A young father is found with a fatal gunshot wound; the authorities say it's suicide, but his family knows he would never take his own life; a mother and daughter fight for 40 years to reveal the truth with the help of a dedicated police chief.

When a former cop discovers his wife shot to death, authorities believe it's suicide; but her family fights back, turning the Texas justice system upside down.

The beloved wife of a respected pastor dies in a tragic car accident; the community mourns until a congregant commits suicide, triggering an investigation that brings deadly secrets to light.

Most true-crime shows let viewers know the identity of the victim right away, before working their way into revealing the identity of the perpetrator. That's not how things work on "Killision Course," which conceals all of the participants' roles until the episode's final act. While working toward the conclusion, each hourlong episode re-creates a murder case involving a victim, accomplice and killer. Stories often involve friends or lovers who commit crimes against people who once trusted them. It's all part of the road leading up to the big reveal, which is when viewers learn what role each party played in the fatal act.

Marriage is supposed to be a happy time in a couple's life. With engagements, weddings, and picturesque honeymoons -- hope and happiness were in abundance until a tragic and very mysterious death occurs to cut short these joyous celebrations. Viewers learn when the red flags first began -- was it because of depression or manipulation and did it overshadow a wonderful time? Is it because of prophetic dreams and the killer was fulfilling a divine mandate, or is there something lurking beneath the surface that no one knew about.

The first three days after somebody is abducted are extremely important. Statistically, the chances of finding the abductee alive diminish significantly after the first 72 hours. "Three Days to Live" chronicles kidnapping cases, using re-creations and first-hand testimony from authorities and loved ones to illustrate what went on -- from the crucial periods early on in the cases, which all feature females who were taken, through the twists and turns the kidnappings took before reaching their conclusions. Journalist SuChin Pak narrates the hourlong series.

Some of the world's most notorious murders are the subject of "It Takes a Killer," which investigates the crimes from the perspective of the killers, trying to get inside their minds and determine their motives. Leading homicide investigators and experts from such agencies as the FBI and Scotland Yard take a look at the evidence pulled from crime scenes and profile the killer's behavior to try to piece together the details of each murder, explaining when, why and how each criminal committed the crime. For the wannabe detectives watching the show, the experts also reveal how the crime was solved -- which often requires authorities to think like a killer.

This series delves into the psychological showdown that takes place inside actual police interrogation rooms and dissects what happens to yield a confession. Each hourlong episode takes viewers through the twists and turns of a real homicide case, from the crime scene to the suspects' questioning to the ultimate confession. The police officers and detectives assigned to each case reveal their methodology while interviews with the suspects' and victims' friends and family shed light on the crime. In every case, the interrogating officer will "break" the suspect and get a shocking reveal of what really happened.

No one would suspect that the perfectly manicured lawns with trimmed hedges and fences lined up like toy soldiers would harbor such a secret, but sometimes things are not always what they seem. "Buried in the Backyard" examines true-crime stories about unfortunate victims found buried in the most unlikely of places -- the backyard. When the remains are unearthed, its the very beginning of an investigation, police piece together the person's identity and determine the cause of death before seeking the person responsible. Thrilling and captivating re-creations paired with firsthand knowledge from those closest to the victims can be seen as investigators track down the "why" and "how" and give viewers a shocking tale.

From the moment a homicide is reported, a file is assembled to document every facet of the investigation -- crime scene photos, notes and observations, forensic reports, witness interviews, suspect profiles -- and continues to grow with new information until an arrest is made and conviction attained. Investigation Discovery opens these "murder books" to tell haunting tales buried within the pages. Hourlong episodes take viewers back in time with details of decades-old cold cases using actual archival footage, crime-scene evidence and first-person interviews with lead investigators, unraveling the mystery and uncovering what broke the cases open.