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.

Release Date:

Genres: Horror ,Science Fiction

Director: Jack Arnold

Actors: John Agar ,Lori Nelson ,Ricou Browning ,Ben Chapman ,John Bromfield ,Nestor Paiva ,Robert Williams ,Dave Willock ,Grandon Rhodes ,Charles Cane

Duration: 1h 22m

IMDB rating: 5.6