Here we go again--it's time for a 747 to meet disaster once more with a host of colorful characters to worry about as they go down--and this time they go down 50 feet into the ocean. Billionaire Stewart is transporting his vast and priceless art collection to Florida from Washington, DC,
when thieves skyjack the plane and fly at water's edge to avoid radar detection. The plane sails through fog and strikes an oil derrick, sinking beneath the waves to rest on an underwater shelf along the edge of a fathomless trench. The thieves are killed, but it
becomes a race to save those on board in the watertight compartments while they slowly use up their air supply. The usua...