During the US Civil War, Union POWs escape in a balloon and end up stranded on a South Pacific island, inhabited by giant plants and animals. They must use their ingenuity to survive the dangers, and to devise a way to return home. Sequel to '20,000 Leagues Under the Sea' .

Cast:Michael Craig, Joan Greenwood, Michael Callan, Gary Merrill, Herbert Lom, Beth Rogan,

Genre:Adventure, Science Fiction,

country:United Kingdom, United States of America,

Production:Ameran Films, Columbia Pictures,