IMO, The Money Masters
is the definitive work detailing the central banker scam. Don't be fooled by it's age, everything still applies today (even more so). Anybody who hasn't seen it, should take the time to do so. It's over 3.5 hours, so you might want to split it up. Bill Still has recently produced a new film (The Secret of Oz) which he's in the process of promoting.
I don't know what Bill Still would think of Bitcoin, but his trust in fiat money controlled by the people, as opposed to a gold standard, would seem to make him a perfect fit.
His new website
has a small forum