The Horror Film So Real, the FBI Investigated It

In the early 1990s, Charlie Sheen had seen a Japanese horror film so disturbingly realistic that he immediately reported it to the FBI. And he wasn’t the only one—authorities in Sweden, Great Britain, and Japan also launched investigations, all asking the same question: Was Guinea Pig 2: Flower of Flesh and Blood a real snuff film or a masterclass in gore filmmaking?