Peter S. Beagle has written many wonderful books. The Last Unicorn is wildly popular. The company that turned it into a film is claiming they made almost no profit, and therefore they don't owe him anything.
I think this is fishy, and I think Peter is a mighty good fellow who's touched an awful lot of people. He's attempting to put the money together to sue. There are various ways to help him. Click the link above for more information.