Premise: Luis Moglia Barth (April 12, 1903 - June 18, 1984 in Buenos Aires) was an Argentine film director and screenwriter, and one of the influential directors in the Cinema of Argentina of the classic era. He directed some 30 films between 1927 and 1959, often screenwriting for his pictures.
Hypothesis: Luis Moglia Barth was the screenwriter on most of the movies he directed.