The Long Shadow depicts one of the most notorious and shocking serial killer cases in the world, the hunt for Peter Sutcliffe, dubbed the Yorkshire Ripper. Between October 1975 and January 1981, police undertook the biggest manhunt in British criminal history. The search for Sutcliffe lasted five years, involved over a thousand officers and changed the way the British police worked forever.

The Long Shadow will follow the desperate, cat and mouse hunt for Sutcliffe focusing upon the police investigation and the lives of the victims who fatally crossed his path.