Mad scientist Dr. Kurt Leopold has concocted a formula capable of turning humans into catfish-like giants. Ridiculed by the medical community, he takes revenge by injecting himself with the serum and murdering two former colleagues. Determined to find a partner, he kidnaps scientist Martha Walsh with the intention of transforming her as well.
- Type
- Film
- Status
- Released
- Release
- January 1, 1971 (53 years ago)
- Alias
- Legend of the Zaat Monster · Attack of the Swamp Creatures · Blood Waters of Dr. Z
- Language
- English
- Origin
- United States
- Production companies
- Barton Films
- Runtime
- 1h 40m
- Rating
- PG
