Following a team of experts as they investigate whether evidence exists that could challenge the conviction of a man in prison for a murder he denies; every year, over 500 people in the UK are convicted of murder.

Louise investigates a case and looks for evidence that could present grounds to bring an appeal and ultimately overturn the conviction of a Southampton man in prison for the murder of his secret lover.

Glyn Razzell is convicted of murdering his wife, but new evidence could challenge the conviction.

A former detective discovers a possible link between a new suspect and a convicted double murderer.