A giant prehistoric praying mantis, recently freed from the Arctic ice, voraciously preys on American military at the DEW Line and works its way south.
Movie tag line: "This Was the Day That Engulfed the World in Terror!"
Production companies:
Character: Col. Joe Parkman
Character: Dr. Nedrick 'Ned' Jackson
Character: Marge Blaine
Character: Gen. Mark Ford
Character: Prof. Anton Gunther
Character: Corporal
Character: Lt. Fred Pizar
Character: Sgt. Pete Allen
Character: Lou
Character: Mrs. Farley
Character: State Trooper
Character: Capt. Frank Carver
Character: Narrator (voice)
Character: Photographer (uncredited)
Character: C-47 Pilot (uncredited)