
"A horror horde of crawl-and-crush giants clawing out of the earth from mile-deep catacombs!"
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.
Sgt. Ben Peterson

FBI Agent Robert Graham

Dr. Pat Medford

Dr. Harold Medford

Brig. Gen. Robert O'Brien

Maj. Kibbee

The Ellinson Girl

Trooper Ed Blackburn

Trooper Capt. Fred Edwards

Alan Crotty

Mrs. Lodge
Jensen

Ambulance Attendant

Child Psychiatrist

Railroad Yard Watchman

Army Sergeant

Bald Reporter at L.A. News Conference

Government Official

Trooper #2

Soldier
Matron

Official at D.C. Meeting

Blonde at Police Station
Teenager in Police Station
