The Land Unknown (1957)

Adventure
Fantasy
Science Fiction

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

Commander Harold 'Alan' Roberts
Margaret 'Maggie' Hathaway
Lt. Jack Carmen
Dr. Carl Hunter
Capt. Burnham
Machinist's Mate Steve Miller
Officer at Briefing / Officer on Ship (uncredited)
Radio Operator (uncredited)
Officer at Briefing (uncredited)

Crew

Director of Photography
Art Direction
Makeup Artist
Set Decoration
Set Decoration
Special Effects
Special Effects
Special Effects
Original Music Composer
Original Music Composer
Original Music Composer
Original Music Composer
Assistant Camera
Camera Operator
Wardrobe Master
Still Photographer
Assistant Director