Desc: The Moonstone Gem: Directed by Leonard S. Berman. With Lisa Buckley, Bob Fappiano, Paul Fusco, Richard J. Schellbach. Deep in the heavily guarded vault of jovial King Gunther lies the most cherished and wonderful of all national treasures - the Moonstone Gem. The good king's troubles begin when the evil baron manages to steal the priceless jewel.