Jules Verne's classic adventure is perfectly matched with Ray Harryhausen's timeless movie magic in Mysterious Island. Based on Verne's sequel to 20,000 Leagues Under the Sea, this rousing Civil War-era fantasy begins when a band of Union war prisoners (and one Confederate straggler) escape in a hot-air balloon, which crash-lands on the titular island of mystery. Verne's novel doesn't include a…