Hunter was born on February 27, 1940 in Ballarat, Victoria, Australia. He was married to Robbie Anderson until they divorced. Then he was married to Pat Bishop from 1976 until they divorced. Then he was married to Rhoda Roberts from 1993 until they divorced in 1999. He had a son with Anderson. Hunter died on May 21, 2011 in Kew, Victoria, Australia from liver cancer, aged 71.