‘The Correction Unit’ VOD Review by Pat King Stars: Sonny Middleton, Bella Ramsey, Ziad Abaza, Elleese Bradshaw, Kristy Smedley, Jonny Phillips | Written and Directed by Derry Shillitto Written and directed by Derry Shillitto, The Correction Unit is a sci-fi horror flick about data harvesting, mind control, and the pretence of rehabilitation. Shawn (Sonny Middleton) finds himself in Brookfield’s Young Offenders’ Institute, his plain white room as empty as his prospects.