Question: Which film has the director who is older than the other, Blazing Frontier or El Bruto? 
Sentence (from "Sam Newfield"): Sam Newfield, born Samuel Neufeld,( December 6, 1899- November 10, 1964), also known as Sherman Scott or Peter Stewart, was an American B-movie director, one of the most prolific in American film history —he is credited with directing over 250 feature films in a career which began during the silent era and ended in 1958.
Relevant evidence: Yes