What actors and actresses appeared in Lloyd Alexander - 2012?

There appears to be a misunderstanding. There is no film or television production called "Lloyd Alexander - 2012". Lloyd Alexander was a renowned author, known for his fantasy novels, especially the "Chronicles of Prydain" series. He passed away in 2007.

If you are thinking of a specific adaptation of one of his works, please provide more information, and I'd be happy to help you find the cast.