1. Ben Needham: Lost in Paradise

When her child vanishes abroad, a mother is desperate to uncover the truth.

2. Joanna Yeates: The Killer Next Door

A Christmas disappearance and a wrongful arrest lead to a hunt for a hidden killer.

3. Ben Field: Thou Shalt Not Kill

The suspicious deaths of two neighbours raise questions about a charming churchwarden.

4. Peter Tobin: A Monster in Their Midst

A serial killer hides in plain sight for decades until detectives close in.

5. Jane Andrews: The Duchess and The Killer

A former aide to the Royal Family goes on the run after her boyfriend is found murdered.