Dark Water: The Murder of Shani Warren – Channel 5

This gripping feature-length documentary, weaves together the pieces of an intriguing cold case.  In 1987, 26-year-old Shani Warren was found drowned — with bound hands and feet — in Taplow Lake, Buckinghamshire. This case went unsolved for over 30 years. Until finally, in 2020, the Thames Valley Police made a forensic breakthrough.