Highly-addictive, relatively cheap and easy to smuggle, Spice is running rampage through Britain’s prisons.

And Spice is the reason Amy finds Joe zombie-like in his cell, eyes rolled back in his head.

The reason, he’s in debt with other prisoners.

The reason he’s asking her to smuggle something in for him. Again.

Credits Host: Amber Haque Producer: Becca Bryers Sound design: Andy Fell Executive producer: Joe Kent A BBC Studios production for BBC Sounds and BBC Radio 5 Live

Details of information and support with addiction is available at bbc.co.uk/actionline