hollywood, started to build a reputation as a screenwriter, particularly with the help of william wyler, who was something of a mentor, and very good friend to him. and then just before pearl harbor, had his breakthrough success with the first movie he directed, the maltese falcon. and you know he had a chance to make about one and two-thirds more movies. he had to leave for the war and his service in the war before completing a movie he was making, which reunited the cast of the maltese falcon called across the pacific. >> so much focusing on the post traumatic stress of those who returned from vietnam or more recently in iraq and afghanistan, i want to ask you about one of two films that he put together, this one from 1945, "let there be light." what did he bring to the american audience about this condition, and these servicemen, mostly men, who returned from world war ii and what they faced? >> well, "let there be light" is a remarkable documentary. it -- huston was asked about making what the army felt would be a propaganda film about psychologically scarred veterans in an army hos