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

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