Jonathon The Impaler Sharkey used to box as Rocky Hurricane Flash. Jonathon used the Rocky and Hurricane from his fight name. Signorello is the surname of his Sicilian family.
Jonathon Sharkey injured his right shoulder during the sparring scene with The Assassin. On 7 March 2011, Dr. Ira Guttentag operated on Jonathon's shoulder to repair it.
Rachel Tepes Sharkey like her character Naughtia was born in Russia.