Rent Atlantis: The Lost Empire (2001)

Set your course for the adventure of a lifetime as Disney unlocks the mystery to the legendary lost empire of Atlantis in this thrilling, imaginative animated epic! Driven to find the sunken mythical kingdom, a young adventurer named Milo discovers an ancient journal with clues to its hidden location. Along with a skilled yet quirky group of explorers led by the confident Commander Rourke, Milo boards the Ulysses, an amazing state-of-the-art submarine, for a risky expedition to the bottom of the sea. There, they discover a lost continent of supreme technology, mystical power and priceless riches. But when a surprise takeover plot surfaces, Milo's mission switches from finding Atlantis...to saving it.