Infamous murders, miscarriages of justice, cruel conmen and evil cults - they re all here in our unmissable selection of 20 true crime documentaries available to watch now.
Sky s latest true crime documentary Six Silent Killings: Ireland s Vanishing Triangle explores the murder of six women and the only named suspect Larry Murphy.
The Garda who upgraded the disappearance of Deirdre Jacob to a murder investigation has spoken of his disappointment that suspect Larry Murphy was not charged.
An Irish farmer has called on Irish police to investigate a site on the Wicklow-Kildare border after a trained cadaver dog potentially detected human remains in an area known as Ireland's "Vanishing Triangle", where six women disappeared between 1993 and 1998.