Season 1

The story of a perplexing murder in Dublin, and how police work and a broad forensic investigation not only identified the victim, but ultimately led to the people responsible.

The story of Irish woman Rachel O'Reilly in North Country Dublin, her murder, and the groundbreaking investigation that put her remorseless killer behind bars.

The story of Phyllis Murphy, who vanished near Kildare in 1979. Her body wasn't found for a month, and the case went cold until new forensics emerged decades later.

The story of Mary Gough, who was found at the bottom of her stairs in 2001. What seemed like an accident became murder, and forensics exposed the killer's double life.