Watch Sadisflix. It is April 15th, 1989. Thousands of fans are rushing into Hillsborough stadium in Sheffield to watch the FA-Cup semi-final between Liverpool FC and Nottingham Forrest. The day ends with one of the greatest tragedies in football: 96 people do not survive the catastrophe of Hillsborough. 766 get injured. The 30-minute-long documentary especially gives a voice to the survivors.