A group of documentary filmmakers are filming a TV special about the events which occurred at the famous and mysterious abandoned Cain Hill asylum many years earlier, and the unexplained abductions and murders that have occurred at the site since then. The group soon learn that one of the inmates never left Cain Hill at all.
演员：丹尼尔·尤因 蒂姆·波考克 John Wood Ella Bourne Eliza Matengu Sunny S. Walia Rosie Traynor Georgia Eyers Hugh Sexton Leanne Campbell Carlia Capozza Madeline Claire French Dylan Bunn Natasha Kaminsky Peter Richards