Twenty-six-year-old Shani Warren was found drowned in Taplow Lake, Buckinghamshire, with her hands tied and feet bound together in 1987. Revealing how it took a forensic breakthrough to solve the 35-year mystery of the death of The Lady in the Lake.

Cast:Chris Edgerley, Pete Beirne, Shani Warren, Sarah Haskell, Angela Telfer, Roger Pell,

Genre:Documentary, Crime,

country:United Kingdom,

Production:Turquoise TV, Channel 5,