Inside the World's Toughest Prisons is a television documentary series produced by London-based Emporium Productions and available on Netflix. The documentary shows life in various prisons around the world, mostly from the prisoner perspective but also includes the perspective of prison guards and others interacting with the prison system. Season 1 was hosted by Irish journalist Paul Connolly and originally aired on Channel 5. The series's seventh season was released on 15 September 2023.