A test pilot is missing and a search party is sent out in the jungles of Mexico; however, while searching they uncover a monster in the jungle who became this way due to a dose of radioactivity.
2.2 / 5
James Craig
Russ Bradford
Gloria Talbott
Susan Winter
Lon Chaney Jr.
Martin 'Marty' Melville
Tom Drake
Lee Brand
Duncan 'Dean' Parkin
The Cyclops
Vicente Padula
The Governor
Marlene Kloss
The Salesgirl
Manuel López
The Policeman
Bert I. Gordon
Director
Writer
Jack H. Young
Special Effects Makeup Artist
Flora M. Gordon
Producer's Assistant
Producer
Special Effects
Henry Schrage
Associate Producer
Albert Glasser
Original Music Composer
Ira H. Morgan
Director of Photography
Carlo Lodato
Editor
Carlie Taylor
Makeup Artist
Production Manager
Harry L. Fraser
Assistant Director
Ray Taylor Jr.
