

Director: Gordon Douglas
As a result of nuclear testing, gigantic, ferocious mutant ants appear in the American desert southwest, and a father-daughter team of entomologists join forces with the state police officer who first discovers their existence, an FBI agent and, eventually, the US Army to eradicate the menace, before it spreads across the continent — and the world.
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James WhitmoreSgt. Ben Peterson
James ArnessFBI Agent Robert Graham
Joan WeldonDr. Pat Medford
Edmund GwennDr. Harold Medford
Onslow StevensBrig. Gen. Robert O'Brien
Sean McCloryMaj. Kibbee
Sandy DescherThe Ellinson Girl
Chris DrakeTrooper Ed Blackburn
Don SheltonTrooper Capt. Fred Edwards
Fess ParkerAlan Crotty
Olin HowlandJensen