The Deadly Mantis
“This Was the Day That Engulfed the World in Terror!”
We checked 8 streaming services in India on 05 Jun 2026 at 10:56 IST
About
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.
Cast
Craig Stevens
as Col. Joe Parkman
William Hopper
as Dr. Nedrick 'Ned' Jackson
Alix Talton
as Marge Blaine
Donald Randolph
as Gen. Mark Ford
Florenz Ames
as Prof. Anton Gunther
Paul Smith
as Corporal
Paul Campbell
as Lt. Fred Pizar
Pat Conway
as Sgt. Pete Allen
Phil Harvey
as Lou
Helen Jay
as Mrs. Farley
Bing Russell
as State Trooper
David McMahon
as Capt. Frank Carver
Marvin Miller
as Narrator (voice)
Michael Forest
as Photographer (uncredited)
Sumner Williams
as C-47 Pilot (uncredited)
Where does The Deadly Mantis rank today?
The Deadly Mantis is #10000 on the CineFlixo Daily Streaming Charts today.
- Highest: #10000
- Top 10: 0 days
- Top 100: 0 days
Watch The Deadly Mantis Online Free in HD
Stream The Deadly Mantis online free in HD on CineFlixo. A talked-about horror and science fiction movie originally produced in Inglés and released in 1957, it's earned a solid 4.9/10 from 78 viewers worldwide.
About The Deadly Mantis
“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. Running 79 minutes.
The Deadly Mantis Cast and Characters
The cast features Craig Stevens (as Col. Joe Parkman), William Hopper (as Dr. Nedrick 'Ned' Jackson), Alix Talton (as Marge Blaine), Donald Randolph (as Gen. Mark Ford), and Florenz Ames (as Prof. Anton Gunther). Their performances are a major reason The Deadly Mantis has built such a passionate audience.
Where to Watch The Deadly Mantis Online
On CineFlixo you can watch The Deadly Mantis free — no account, no credit card, no ads in the middle of the show. We stream the full film in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.
▶ Watch The Deadly Mantis NowWhy People Are Watching The Deadly Mantis
The Deadly Mantis flies under the radar but it deserves your attention. What makes it work is world-building that respects the audience's intelligence. If you enjoy Inglés storytelling that doesn't follow the same tired beats, this is the kind of film you'll end up recommending to friends.
Frequently Asked Questions about The Deadly Mantis
Where can I watch The Deadly Mantis online for free?
You can watch The Deadly Mantis online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How long is The Deadly Mantis?
The Deadly Mantis runs for 79 minutes (about 1.3 hour).
Is The Deadly Mantis good? What's the rating?
The Deadly Mantis holds a 4.9/10 rating based on 78 reviews — a niche pick worth checking out.
Who is in the cast of The Deadly Mantis?
The main cast includes Craig Stevens, William Hopper, Alix Talton, and Donald Randolph, plus a strong supporting ensemble.
Is The Deadly Mantis available in Inglés?
Yes — The Deadly Mantis was originally produced in Inglés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was The Deadly Mantis released?
The Deadly Mantis was released in 1957.
Do I need an account to watch The Deadly Mantis on CineFlixo?
No. CineFlixo is free and you can watch The Deadly Mantis without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Movies You Might Like
If you enjoyed The Deadly Mantis, check out Godzilla 2000: Millennium, The Thing from Another World, Creature from the Black Lagoon, The Relic, and Wolfen.
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Frequently Asked Questions
Common questions about The Deadly Mantis
Where can I watch The Deadly Mantis for free?
You can watch The Deadly Mantis (1957) online for free on CineFlixo. Just click "Watch Free" on this page to start streaming instantly — no account, subscription, or downloads required.
What is The Deadly Mantis about?
The Deadly Mantis is a Horror/Science Fiction English-language film. 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.
When was The Deadly Mantis released?
The Deadly Mantis was released on May 1, 1957. It has a runtime of 1h 19m. The film was produced by Universal International Pictures.
Who stars in The Deadly Mantis?
The Deadly Mantis stars Craig Stevens, William Hopper, Alix Talton and Donald Randolph. The full cast list is available in the Cast section above.
Is The Deadly Mantis available in HD?
Yes, The Deadly Mantis is available to stream in high definition (HD) on CineFlixo. Our players automatically deliver the best quality your connection supports — no extra setup needed.