Investigation Discovery Sunday

The case of Brian Cargill, who when he divorced his wife, thought it was the end of a bad episode. However, he then found himself in a battle to save his son from her wrath

A case in which a delighted Linda Scarpa learned her biological father Greg was a family friend. However, as his dark secrets emerged, being part of his family proved deadly

A case involving an artist who vanished on her way home from work. When her car was found abandoned in a car park, it set off a dark speculation about her disappearance

The case of 25-year-old BMX rider Brian Histand, who was last seen wandering a field in southern Phoenix in May 2013

The 1995 murder of fashion boss Maurizio Gucci, who was gunned down by a hitman hired by his ex-wife Patrizia Reggiani

The death of the Hollywood superstar at the early age of 32. Her father searched for answers regarding the possible influence of medical treatments on her demise