Zorro on youtube!
Zorro episodes are being uploaded to youtube by a guy called CorporalReyes.
Here's the link to the first part of the first episode:
http://www.youtube.com/watch?v=YVqFbWvDVjw
yes, they have all of them including the 4, hour episodes!
shareLooks like those videos have been taken down, but some others have been added more recently. I'm not sure how much of the series and/or movies is there, but there seems to be quite a bit. Just type "Zorro" into YouTube's search box.