The series was written by "Tabor Evans", a house pseudonym used by a number of authors at Jove Books.
Lou Cameron helped create the character and wrote a number of the early books in the series.
These books are distinguished from classical westerns by the inclusion of more explicit sex and violence.
In addition to Cameron, other authors known to have written books in the series include Melvin Marshall, Will C. Knott, Frank Roderus, Chet Cunningham, J. Lee Butts, Gary McCarthy, James Reasoner, Jeffrey M. Wallmann, Peter Brandvold and Harry Whittington.
These editions reprint two of the earlier books in the series in a single volume In 1988, a TV movie titled Longarm was made, loosely based on the novels.