LRPs, LRRPs and Force Recon marines in Vietnam communicated by hand signals and obeyed strict noise discipline. Sometimes artistic license is taken with this in films, but in this film the soldiers on long range patrol continually talk amongst themselves in loud tones. See more
I was working in a lab, back in the rear - post-production. Sometimes we would get these cans of film in, you know? No cameraman, just the reels of film. And, we hear he got shot, he's dead or something. But the spookiest is thing is waiting for that film to develop, man, because you didn't know what you were gonna see. Sometimes you saw nothing. But other times...