you can also go to exercisetv.tv and watch tons of free workout videos (they have quite a few for sale, stay away from the "store" for the free ones!) that's where i get most of my videos from
Awe, too bad -- went to the hulu.com site and they said that they can't show them outside of the U.S. at present; but they are working on providing them internationally as soon as they can work out the legal & technical issues ... oh well ...