Dr. Cyclops

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.

• loss of eyesight
• experiment
• peru
• expedition
• amazon rainforest
• shrinking
• radium
• mad scientist
• murder
• laboratory
• miniaturization
• miniature people
• biologist
• radium mine
• research laboratory
• scientists
• big gigantic
• peruvian jungle