"Manhunt" is a captivating mini series based on the true story of a murder investigation that kept the people of Britain gripped - and defined a detective's career. Starring Martin Clunes (Doc Martin) as DCI Colin Sutton, the story begins in August 2004 when a young woman's body is found. Sutton is appointed senior investigating officer but initially struggles: there's no forensics, motive or witnesses. Painstaking detective work finally delivers a suspect - Levi Bellfield (Celyn Jones), but now the hunt is on for enough evidence to arrest him and make sure he's found guilty at trial. 'Manhunt' follows the compelling story of how DCI Sutton charged one of Britain's most notorious killers with two murders, as well as an attempted murder, whilst also impelling Surrey police to consider Bellfield as prime suspect in the high-profile murder of Milly Dowler.