CentralNotice From Wikipedia, the free encyclopedia Jump to: navigation , search For the film, see The Brazen Bull . Perillos being forced into the brazen bull that he built for Phalaris. The brazen bull , bronze bull , or Sicilian bull , was a torture and execution device designed in ancient Greece . [ 1 ] According to Diodorus Siculus , recounting the story in Bibliotheca historica , Perillos of Athens invented and proposed it to Phalaris , the tyrant of Akragas , Sicily , as a new means of executing criminals. [ 2 ] The bull was made entirely of bronze , hollow, with a door in one side. [ 3 ] The bull was in the form and size of an actual bull and had an acoustic apparatus that converted screams into the sound of a bull. The condemned were locked in the device, and a fire was set under it, heating the metal until the person inside roasted to death. 1 Rei...