Tony O'Neill (born 1978, Blackburn, Lancashire) is a New York-based author. A one time musician with Kenickie (1997–98), Marc Almond (1997–98), The Brian Jonestown Massacre (1999) and Kelli Ali (2001–04), O'Neill is also the author of several books including Digging The Vein 2006, Down and Out on Murder Mile 2008 and Sick City 2010.
Digging the Vein was a novel based on the author's years as a heroin and crack addict as well as his experiences in the music industry, while the sequel, Down and Out on Murder Mile was released by Harper Perennial as a mass market paperback in November 2008. Jerry Stahl said of Down and Out on Murder Mile: "I fucking loved it."
Sick City was released by Harper Perennial in July 2010. The plot revolves around two heroin addicts who try to sell a legendary sex tape starring Sharon Tate. The book earned praise from Barry Gifford, Sebastian Horsley, Tom McCarthy among others. In 2012 the novel was option for the screen by screenwriter Jayson Rothwell
A sequel to "Sick City", "Black Neon" was published by Walde and Graf in German in August 2012. It follows the further adventures of Sick City's protagonists Randal and Jeffrey, and their adventures in the world of Santaria, art-house cinema and a their run-ins with a pair of lesbian pharmacy bandits.