Given how much unreleased material there still supposedly is from the films, both book based (Faramir and Éowyn's wedding, Gimli in Aglarond etc.) and bizarre (Faramir having some weird vision of a Gollum-Frodo corrupted by the Ring,
http://images2.fanpop.com/images/pho...54-474-480.jpg - only click if you want to be motivated to claw out your own eyes) I'm almost surprised that PJ didn't at some point film a Sauron-victory. Perhaps Gandalf could have dreamed it after smoking a whole barrel of Pipe-weed or something equally misguided. But that would have meant less time in the entire sequence of films could have been devoted to Helm's Deep, so obviously that couldn't be an option.