Alice and Matt sit down with Paul Marshall, the barrister who helped reveal the truth behind the Horizon scandal - and nearly paid the price for it himself. He tells us how he uncovered an explosive legal opinion that exposed misleading evidence, discredited a key witness and helped overturn dozens of wrongful convictions.

This episode contains reference to a suicide. If you're going through a tough time, please call Samaritans from within the UK on 116 123 or email jo@samaritans.com

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