A baby anaconda, which was captured at the end of the previous film, is being used for experiments by a man named Peter Reysner, who creates a hybrid of the blood orchids from Borneo that enabled the anaconda to grow so large and live so long, and creates a serum for cell regeneration.

• Anaconda 4: Trail of Blood
• Crystal Allen
• Linden Ashby
• Danny Midwinter
• Don E Fauntleroy