Overview

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.

Top Cast

Albert Dekker

Dr. Alexander Thorkel

Thomas Coley

Bill Stockton

Janice Logan

Dr. Mary Robinson

Charles Halton

Dr. Rupert Bulfinch

Victor Kilian

Steve Baker

Frank Yaconelli

Pedro

Paul Fix

Dr. Mendoza

Frank Reicher

Prof. Kendall