The Land Unknown 1957

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.

Cast

Jock Mahoney

Shirley Patterson

William Reynolds

Henry Brandon

Douglas Kennedy

Phil Harvey

Kenner G. Kemp

Bing Russell

Bert Stevens

Tom Coleman