The previous trailer for Escape from Pretoria trapped viewers within the prison alongside star Daniel Radcliffe as he attempted to make the titular escape. What it didn't do, however, was explain just how and why Radcliffe's character ended up in prison to begin with and what it was that drove his obsession with escape. The marketing relied on the audience knowing the true story of Tim Jenkin (Radcliffe), an African National Congress activist incarcerated in a maximum security prison in the 1970s during the height of Apartheid. One particular viewer (yours truly) was wholly ignorant of that fact, …