Did both Patricio Guzmán and Marshall Neilan work on the movie "The Battle of Chile?"
Patricio Guzmán: Patricio Guzmán Lozanes (born August 11, 1941) is a Chilean documentary film director. Marshall Neilan: Marshall Ambrose "Mickey" Neilan (April 11, 1891 – October 27, 1958) was an American motion picture actor, screenwriter, film director, and producer.
i don't know