From ComingSoon.net: "The HooK talked to William Moseley, who played Peter in Disney’s The Chronicles of Narnia: The Lion, The Witch and The Wardrobe. The actor says that shooting on The Chronicles of Narnia: Prince Caspian will still start in January:
A sequel, The Chronicles of Narnia: Prince Caspian, is in the works, but its producers are keeping details under wraps. "We’re going to shoot in January, and that’s going ahead," Moseley says, and shooting is slated to continue through the summer. "I haven’t seen a completed script yet," he says. "They’re keeping it really hush-hush. Whether it’s even finished, I don’t know."