

"This Was the Day That Engulfed the World in Terror!"
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.
Col. Joe Parkman

Dr. Nedrick 'Ned' Jackson

Marge Blaine

Gen. Mark Ford

Prof. Anton Gunther
Corporal

Lt. Fred Pizar

Sgt. Pete Allen

Lou

Mrs. Farley
State Trooper

Capt. Frank Carver

Narrator (voice)

Photographer (uncredited)

C-47 Pilot (uncredited)