Watch Roger Waters: Radio KAOS for Free: How to Stream the Movie Online at 123Movies. . A unique LaserDisc release. Billy is a 23-year-old Welshman from the South Wales Valleys. He is mentally and physically disabled, confined to a wheelchair and only able to work his upper body. Though he is conceived as mentally challenged, his disability has actually made him not only a genius, but also superhuman, as he also has the ability to literally hear radio waves throughout all frequencies without aid.