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.—Steve Hill
scientist, biologist, experiment, eyeglasses, horse, falling to death, human experimentation, shotgun, miniature person, laboratory, paranoia, jungle, mad scientist, miniaturization, mule, murder, miner, megalomania, epilogue, falling to one's death
Story and direction both fail to catch and hold interest.
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