The "Trailers From Hell" video series started out, as I understand it, as a place to showcase trailers from awful or odd films. At some point, I guess they ran out of those because it now has modern-day filmmakers paying tribute to older movies. Here's Alan Spencer talking about a film I liked more than most people seemed to…Mel Brooks' Silent Movie. Mr. Spencer provides some interesting facts about other actors who were sought for the film but were unavailable or unwilling…