The Land Unknown (1957)

5.6 | Oct 15, 1957 (US) | Adventure, Fantasy, Science Fiction | 01:18

rescue helicopter monster tyrannosaurus rex expedition carnivorous plant jungle prehistoric creature reporter dinosaur raft antarctica sea monster pterodactyl lost world plesiosaur

BEHIND A BARRIER OF ANTARCTIC ICE... A PARADISE OF HIDDEN TERRORS!

Navy Commander Alan Roberts is assigned to lead an expedition to Little America in Antarctica to investigate reports of a mysterious warm water inland lake discovered a decade earlier. His helicopter and its small party, including reporter Maggie Hathaway, is forced down into a volcanic crater by a fierce storm. They find themselves trapped in a lush tropical environment that has survived from prehistoric times.