Writer and Actor Aaron "Quick" Nelson has written 6 different versions of Knockout.
It took Aaron "Quick" Nelson an average of 4 years for the development and transformation of Royce Claxton from voice, mannerisms, and body structure.
Knockout: The Untold Story of Royce Claxton is actually the 2nd installment of the Knockout saga.
Aaron "Quick" Nelson went through a variety of stress management techniques after going through the role of Royce Claxton.
The fighting style for Royce "Ruthless" Claxton is similar to former heavyweight boxer Mike Tyson.