Discovery ID

'S1/E6 - Newsham Park Hospital'. Nick and Katrina have researched the haunting at Newsham Park Hospital for years. After 72 hours in the former orphanage, they question their preconceptions.

'S1/E7 - Margam Castle'. The sprawling Margam Castle property has been considered sacred land for over 4,000 years. Nick and Katrina must face a lurking presence in the decadent Welsh home.

'S4/E11 - Murder Is Unpleasant'. A 22-year-old Liz Syperda is reported missing, shocking the community of Mount Pleasant, Iowa. Did she run away or has something far more disastrous occurred?

'S4/E12 - Murder On Beer Can Alley'. A local in Algona, Iowa, stumbles upon a truck with the body of a young mother inside. Investigators trace the woman's last movements to find her killer.

'S1/E11 - Do No Harm'. In Dallas, Texas, surgical patients were falling victim to a monster with a medical degree. An investigation showed Dr. Christopher Duntsch was to blame.

'S2/E3 - Family Snapshot'. The Yates family moves to Spokane to find it hit by a serial killer targeting young women. The family's home videos expose one of America's most infamous killers.

'S2/E5 - Paging Doctor Death'. When a highly respected doctor is battered to death, the spotlight falls on his troubled family. What can his children reveal about his murder?

'S2/E2 - Alabama Murder Mystery'. When Frank Hilley is struck down by a mysterious sickness, the town of Anniston grieves. But suspicions arise after his daughter also falls seriously ill.

'S2/E3 - Family Snapshot'. The Yates family moves to Spokane to find it hit by a serial killer targeting young women. The family's home videos expose one of America's most infamous killers.

'S1/E1 - Little Girl Lost'. Casey Anthony insists that her two-year-old daughter Caylee was abducted by the nanny, but investigators learn the child has been missing for 31 days. Where is she?

'S1/E2 - A Shallow Grave'. As the Casey Anthony trial begins, the defence unleashes shocking allegations about Caylee and Casey's dad - and the prosecution theorizes how Caylee died.

'S1/E3 - Ten Hours, Forty Minutes'. As the trial continues, the defence takes centre stage, challenging the prosecution's forensic evidence. The verdict sparks outrage across the country.

'Andrea Yates: The Crimes That Changed Us'. A mother's fascination with extreme religious ideas and hidden postpartum psychosis lead her to believe Satan is sending her messages and she drowns all five of her children.

'S2/E6 - Family From Hell'. When cancer patient Jack is brutally stabbed to death, detectives struggle to identify his killer - who stands to gain from the murder of this terminally ill man?

'The Bakersfield 3: A Tale Of Murder And Motherhood. S1/E1 - One Mystery - or Three?'. When two friends disappear and another is murdered, their mums join forces to try and solve three terrible mysteries. Are these three cases connected?

'The Bakersfield 3: A Tale Of Murder And Motherhood. S1/E2 - The Boogieman Of Bakersfield'. Tragic discoveries solidify the mums' fear that their cases intertwine. Their kids were on dark paths.

'S2/E4 - The Last Broadcast'. After taping their TV show in rural Vermont, Chrissy and Charlie Billis have a terrible car accident. Only one survives. Do tapes offer a clue to what happened?

'The Bakersfield 3: A Tale Of Murder And Motherhood. S1/E3 - Fight Like A Mother'. As police hunt for a killer, a press conference threatens the mums' bonds. An arrest furthers the investigation, but answers won't come easily.

In the early 1980s in Atlanta, at least twenty-nine black children were abducted and murdered. Local police rushed to find the killer, but the perpetrator has never been confirmed.

'S1/E1 - Little Girl Lost'. Casey Anthony insists that her two-year-old daughter Caylee was abducted by the nanny, but investigators learn the child has been missing for 31 days. Where is she?

'S1/E2 - A Shallow Grave'. As the Casey Anthony trial begins, the defence unleashes shocking allegations about Caylee and Casey's dad - and the prosecution theorizes how Caylee died.

'S1/E3 - Ten Hours, Forty Minutes'. As the trial continues, the defence takes centre stage, challenging the prosecution's forensic evidence. The verdict sparks outrage across the country.

'Andrea Yates: The Crimes That Changed Us'. A mother's fascination with extreme religious ideas and hidden postpartum psychosis lead her to believe Satan is sending her messages and she drowns all five of her children.

'S1/E5 - The House On Revere Road'. At 17, Kianna Galvin leaves home and never returns. Years later, Detective Pam Childs searches for clues to bring her family answers.

Dee Dee and Gypsy Rose Blancharde epitomised human spirit overcoming adversity: a loving mother caring for her sick daughter. But a disturbing Facebook post reveals a dark side.

'S1/E1'. Kathy Folbigg claims she is innocent of killing her four children, in a case reminiscent of Sally Clark, whose first son died at 11 weeks, and second at just eight weeks.

'S1/E2'. While Sally Clark sits in prison for life, journalist John Sweeny and attorney Marylin Stowe look at her case and make their own startling discoveries.