[4] A sorcerer’s apprentice confronts a fire-breathing dragon that likes to eat virgins. If only Dragonslayer were as exciting as it sounds. Peter MacNicol (Sophie’s Choice, Ghostbusters II) plays the apprentice with all the charisma and screen presence of driftwood, not that writer/director Matthew Robbins (Corvette Summer, The Legend of Billie Jean) gives him much to work with. He’s easily upstaged by a couple of …