jonathan james "jon" english (26 march 1949 – 9 march 2016) was an english-born australian singer, songwriter, musician and actor. he was an early member of the band sebastian hardie. he played the role of judas iscariot in the australian production of the stage musical "jesus christ superstar" in 1972. he also performed in gilbert and sullivan's operettas "the pirates of penzance", "the mikado" and "h.m.s. pinafore" from 1984. he also acted in a number of television series. as a solo singer, his best known songs were "turn the page", "hollywood seven", "words are not enough", "six ribbons" and "hot town".