Corporate smuggling of South American killer bees into the United States results in huge swarms terrorizing the northern hemisphere. A small team of scientists work desperately to destroy the threat, but the bees soon mutate into a super-intelligent species that threatens the world.

John Saxon
as John Norman

Angel Tompkins
as Sandra Miller

John Carradine
as Dr. Sigmund Hummel

Claudio Brook
as Dr. Franklin Miller

Alicia Encinas
as Alicia

José Chávez
as Father

Julio César Imbert
as Julio

Armando Martín
as Arthur

George Belanger
as Undersecretary Brennan

Delroy White
as Winkler