This Was the Day That Engulfed the World in Terror!
4.921
79 min
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.
| Name | Character | Team | |
|---|---|---|---|
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Craig Stevens | Col. Joe Parkman | Unowned |
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William Hopper | Dr. Nedrick 'Ned' Jackson | Unowned |
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Alix Talton | Marge Blaine | Unowned |
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Donald Randolph | Gen. Mark Ford | Unowned |
| Florenz Ames | Prof. Anton Gunther | Unowned | |
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Paul Smith | Corporal | Unowned |
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Paul Campbell | Lt. Fred Pizar | Unowned |
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Pat Conway | Sgt. Pete Allen | Unowned |
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Phil Harvey | Lou | Unowned |
| Helen Jay | Mrs. Farley | Unowned | |
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Bing Russell | State Trooper | Unowned |
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David McMahon | Capt. Frank Carver | Unowned |
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Marvin Miller | Narrator (voice) | Unowned |
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Michael Forest | Photographer (uncredited) | Unowned |
| Sumner Williams | C-47 Pilot (uncredited) | Unowned |