STORY
In a tributary of the Amazon, a monster – half-man, half-fish – is captured and placed in a reservoir in a Florida national park to be observed by scientists.
CAST & CREW
- John Agar
- Lori Nelson
- John Bromfield
- Nestor Paiva
- Grandon Rhodes
Cast
- Jack Arnold
- Fred Frank
Directors
INFORMATION
- Universal Pictures
- Universal International Pictures
Production Companies
- United States of America
Production Countries
LANGUAGES
- English