Adventure Fantasy Sci-Fi
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.
Directed by
Virgil W. Vogel
Henry Brandon
Dr. Carl Hunter
Phil Harvey
Machinist's Mate Steve Miller
Douglas Kennedy
Capt. Burnham
Bing Russell
Radio Operator (uncredited)
Jock Mahoney
Commander Harold 'Alan' Roberts
Bert Stevens
Officer at Briefing (uncredited)
William Reynolds
Lt. Jack Carmen
Shirley Patterson
Margaret 'Maggie' Hathaway
Kenner G. Kemp
Officer at Briefing / Officer on Ship (uncredited)
Tom Coleman
Man at Briefing (uncredited)

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