Denis Whitburn worked as a journalist with such journals as Nation Review, Hollywood Reporter, and Harper's Bazaar. His staged plays include 'The Siege of Frank Sinatra' (1980), based on the union banning of Sinatra's 1974 Australian concert tour. In 1982, Whitburn was commissioned to write the television docu-drama Warriors of the Deep, based on the Japanese submarine attack on Sydney Harbour in 1942. His other televison work includes the mini-series The Last Bastion (1984). He was also one of the screenwriters for the television mini-series Bodysurfer (1989) and co-authored (with R. J. Swan) Give Peace a Chance: Australia's Guide to WW III (1982).