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Four explorers are summoned to Peru by the brilliant physicist Dr Thorkel. They discover a rich source of radium and a half-mad Thorkel who shrinks them down to one-fifth their normal size when they threaten to stop his unorthodox experimentation.
Release
1940-04-09
Director
Original language
English
Runtime
1 hour 17 minutes
IMDb
imdb.com/title/tt0032412/