A body in a bombed-out chapel reveals the true story of life during wartime, when not everyone kept calm and carried on. Some used the cover of the blitz and the blackout to carry out murderous deeds.

A serial killer thrives on the dark side of America's desire to build it bigger and better.

In a divided city at the centre of the scientific Enlightenment, the elite turn a blind eye to poverty, injustice, and murder in the name of progress. During this time people were murdered and their bodies sold to science.

How the terror and paranoia that marked Nazi rule let a serial killer get away with murder.

A ruthless con artist capitalises on the rigid moral and social codes of Victorian England.

1970s Rio de Janeiro was shaken by the murder of Claudia Lessin Rodrigues. Swiss-Brazilian Michel Frank and his friend, the celebrity hairdresser Georges Khour are suspected but never convicted of the murder of her.