As I blogged a few days ago, there's lots of content on Youtube. Much of it is crap of course, but some is very good.
Straddling the line is this seven-part series on theatre:
Its production values are crap, but the content is pretty good, including clips of performances of ancient Greek plays. I find the narrator's indeterminate accent strangely compelling. Her name is Minke van den Berg so I assume she's Dutch, but she seems to know her way around Greek pronunciations.