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.
- Director
- Ernest B. Schoedsack
- Writers
- Malcolm Stuart Boylan, Tom Kilpatrick
Themesamazon rainforestbig giganticbiologistexpeditionexperiment
