The Hills Run Red takes place in approximately 1870 in what appears to be Austin, TX. In the big shootout, Dan Duryea is shooting from the roof of a building housing a newspaper called The Austin Chronicle. In Austin, TX there is a weekly newspaper established in 1981 called The Austin Chronicle.
Although one might easily assume that Thomas Hunter was an Italian actor who assumed an Anglo screen pseudonym, it was in fact his real name and he was born in Savannah, GA.
This was originally intended to star Burt Reynolds after his appearance in Navajo Joe.