Investigation Discovery (ID)

In a suburb outside Fort Worth, Texas, a hard-working, single mother is found dead in her home. This is a story of unimaginable horror within a family.

'My Father, The Serial Killer: People Magazine Investigates'. In 1980, a couple disappears and is later discovered in a field. It will take 40 years before a woman claims to hold the key to unlocking the case.

'S1/E7 - A Mother's Secret'. A well-liked mother of three vanishes, and as the case unravels her community is shocked by her tangled love-life, including a spell as an adult escort.

'S1/E5 - Billy Smolinski: Favourite Son'. Billy disappears just after finding out his girlfriend is cheating on him. Is she behind it, or will a perpetrator emerge from beyond the grave?

'S5/E10 - Double-Crossed'. The body of 20-year-old transgender female, CeCe Dove, is found floating in a suburban pond near her Cleveland home. Are the motives personal and primal?

'S1/E1 - In Cold Blood'. A family mysteriously go missing from their home in Hudson, Florida, and loved ones fear the worst. After a frantic search the family are found, but not all are alive.

'S1/E2 - Blood On The Tracks'. After a father is murdered by a masked assassin in Silver Lakes, California, detectives uncover a dark tale of betrayal. Who is the mysterious killer?

'S5/E4 - Defenseless'. When Peggy Perez-Olivo is shot in the head her husband Carlos insists they were victims of carjackers. The horror that follows will shock even experienced investigators.

'S3/E5 - Home Sweet Homicide'. The Santaguida family enjoys a healthy, natural lifestyle in the hippie haven of Evergreen, Colorado. But then one family member is found brutally strangled.

'S3/E6 - Don't Kill The Messenger'. A family who own a cosmetics company learns that beauty only goes skin deep, and a fight for control exposes an ugly underbelly of conspiracy, and murder.

'S2/E1 - Go To Daddy'. Family, friends and investigators recount the most provocative crimes ever committed by the unlikeliest of pairs: sisters. How and why do they descend into darkness?

'S2/E3 - The Demon Inside'. Popular cheerleader, Charity, appears to be a typical teen to the outside world. But her family believe she is possessed by a demon and they want to remove it.

'S2/E1 - Forbidden Love'. When beloved grandmother Gloria Marmolejo goes missing her family is deeply concerned. But as police investigate they discover a sinister family secret.

'S2/E2 - A Brother Murdered'. David Montemayor is poised to take over the family business when he is brutally gunned down. The work of a ruthless gang, or someone closer to home?

'S1/E3 - The Lady In The Woods'. A family worries when a godmother never arrives for a baptism. Meanwhile a jogger discovers a woman's body off a remote road in Pennsylvania.

'S1/E5 - Girl Gone West'. While a young man worries about his missing sister, a young woman's body is found in the Arizona desert - and investigators begin the hunt for her identity.

'S5/E1 - Black Sheep'. Four members of the Mark family are found murdered on the sprawling Mark Family farm. Police suspect someone close to the family is responsible.

'S9/E8 - Greed, Jealousy, Malice'. When Sara learns of her mother's murder, she slowly begins to realise who her father truly is, unearthing her family's dirty secrets along the way.

'S1/E2 - The Twelve Signs He Will Die'. A copycat Zodiac killer terrorises New York City while keeping cops guessing his identity. It falls to veteran NYPD detectives to outwit him.

'S1/E1 - The Murder Of Alana Calahan'. 14-year-old Alana Calahan's body was found in the woods at the back of her house. Alana's mother and sisters discuss this tragedy for the first time.

'S9/E8 - Greed, Jealousy, Malice'. When Sara learns of her mother's murder, she slowly begins to realise who her father truly is, unearthing her family's dirty secrets along the way.