Final KI appeal to shed light on identity of William ‘Billy’ Hardie 18/10/2023 FacebookTwitterEmail The police sketch based on the remains of William “Billie” Hardie found on Kangaroo Island in 1983, which they hope will jog locals’ memories. Stan Gorton South Australia Police's Missing Persons unit is hoping someone who was on Kangaroo Island in the late 1970s or early […] Subscribe or Login to see the rest of the content. Username or E-mail Password Remember Me Forgot Password