There are copies on Amazon
This has been only released on VHS so far and here's a link:
http://www.amazon.com/gp/product/B00028F7AS/002-7258676-0270403?ie=UTF8&tag=edgevideo-20&linkCode=xm2&camp=1789&creativeASIN=B00028F7AS
http://www.edgevideo.net