🎯 Quick Overview
Trailer
- Director: Ray Kellogg
- Genre: Horror, Sci-Fi
- Release year: 1959
- Runtime (length): 1h 9min
- IMDb rating: 4.2/10 (5.9K votes)
- Rotten Tomatoes: 20%
😅 Plot Summary – Badly Explained
Scientists trying to make humans smaller accidentally make shrews bigger, and suddenly everyone’s regretting their life choices on a very stormy island.
🍿 The Killer Shrews: Detailed Plot Synopsis
Arrival and Suspicion
Captain Thorne Sherman arrives at a remote island to deliver supplies to a research team led by Dr. Marlowe Craigis. A hurricane is approaching, delaying their departure. Sherman grows suspicious due to the researchers’ strange behavior and the fortress-like appearance of their compound. He also takes an immediate interest in Dr. Craigis’s daughter, Ann.

The Shrew Revelation
Ann reveals the truth about the island: the researchers have created giant, flesh-eating shrews through genetic experiments. A litter of these creatures escaped six months prior and have been breeding, posing a deadly threat. The dwindling food supply exacerbates the situation, driving the shrews to hunt the remaining humans.

Desperate Measures
As the hurricane intensifies, the group is forced to defend themselves against the shrews. Mario, one of the research assistants, is killed by a shrew in the cellar. They discover the shrews have absorbed a poison meant to eradicate them, making their bites lethal. Tensions rise as they try to survive the night and plan their escape.

⚠️ Spoilers and Ending Explained
🎬 Cast & Characters
- Thorne Sherman (James Best): A resourceful boat captain who finds himself stranded on an island overrun by giant shrews and takes charge to protect the survivors.
- Ann Craigis (Ingrid Goude): The zoologist daughter of a scientist who feels responsible for the giant shrews and develops a romantic interest in Thorne.
- Dr. Marlowe Craigis (Baruch Lumet): A scientist whose experiments to reduce animal size inadvertently created the giant killer shrews, endangering everyone on the island.
- Jerry Farrell (Ken Curtis): A jealous and alcoholic assistant to Dr. Craigis who initially caused the shrews’ escape and becomes increasingly unstable.
- Rook Griswold (Judge Henry Dupree): Thorne Sherman’s loyal deckhand, who is killed by the shrews while trying to secure the boat.
- Dr. Radford Baines (Gordon McLendon): An absent-minded biologist assisting Dr. Craigis, who is one of the first victims of the shrews’ deadly poison.
💬 Memorable Quotes
- Dr. Radford Baines: “Unusual experiments lead to unusual results.” – Dr. Baines explains the creation of the giant shrews in a calm, almost nonchalant manner.
- Thorne Sherman: “Don’t let their head get under! They’ll flip us over!” – Thorne shouts this warning while the group is hiding under oil drums and being attacked by the shrews.
- Narrator: “Those who hunt by night will tell you that the wildest and most vicious of all animals is the tiny shrew…” – The movie’s opening narration attempts to establish the deadly nature of shrews, setting the stage for the giant mutated versions.
💰Box Office
- Budget: $123,000
- Domestic Gross: N/A
- Worldwide Gross: N/A
💥 The Killer Shrews Reviews
Personal Review
Okay, so I watched this movie knowing full well it was going to be hilariously bad, and it did not disappoint! The shrews looked like they were made out of bath mats, and the acting was delightfully over-the-top. There’s this one scene where the scientist explains their research with such seriousness while chaos ensues around him, I nearly lost it! It’s not going to win any awards, but I had a great time watching “The Killer Shrews.”
- Who would enjoy:
- “Fans of classic B-movies”
- “Viewers who appreciate campy horror”
- “Those interested in low-budget creature features”
- “Fans of James Best”
- Content warnings ⚠:
- “Animal attacks (though not graphically depicted)”
- “Mild violence”
- “Alcohol use”
Professional Reviews
- Schlock Film Critic: “The ‘shrews’ look like dogs in cheap Halloween costumes, but if you’re in the mood for some campy, low-budget monster fun, “The Killer Shrews” delivers. Don’t expect scares, expect laughs!
- Horror Movie Central: “”The Killer Shrews” is a classic B-movie. The plot is ridiculous, the acting is cheesy, and the special effects are terrible, but this is what gives it its charm and appeal. It is surprisingly entertaining and rewatchable, and a must-see for fans of schlocky horror.
Audience Reactions
The hilarious special effects made the movie memorable.: Viewers found the low-budget effects and monster design unintentionally funny.
James Best’s performance as the captain stood out as a highlight.: Many enjoyed James Best’s acting despite the overall cheesiness of the film.
Overall Consensus: “The Killer Shrews” is a quintessential so-bad-it’s-good movie, perfect for fans of campy B-horror and those who appreciate a good laugh at terrible special effects.
Awards
🛠️ Behind the Scenes
- “The close-ups of the giant shrews were created using hand puppets, while wider shots used dogs dressed up as shrews to create the illusion of larger creatures.”
- “The film was made on a low budget of approximately $123,000.”
- “Ken Curtis, who played Jerry Farrell, also produced the film.”
🖥️ How to Watch The Killer Shrews?
As a public domain film, “The Killer Shrews” can often be found on various free streaming platforms and inexpensive DVD collections. Check sites like YouTube and Internet Archive for free streaming options. The film is also available for purchase or rental on sites like Amazon Prime Video, though availability may vary.

🎥 Similar Movies
If you enjoyed The Killer Shrews, you might like these similar films:
- The Giant Gila Monster (1959): Another low-budget creature feature from the same era, featuring a giant reptile terrorizing a small town. Often released as a double feature with ‘The Killer Shrews’.
- Night of the Lepus (1972): Features giant rabbits menacing a small town. Similar in its use of ordinary animals as monstrous threats and its low-budget special effects.
- The Birds (1963): A group of people is trapped and terrorized, not by animals, but by hordes of aggressive birds.
- Attack of the Crab Monsters (1957): Another low-budget film where scientists on a remote island are terrorized by mutated creatures.
🛒 The Killer Shrews Related Products
- Mystery Science Theater 3000: The Killer Shrews: Enjoy “The Killer Shrews” with hilarious commentary from MST3K. The perfect way to experience this cinematic masterpiece!
- The Killer Shrews Movie Poster: Classic poster for the film.
- Giant Killer Shrew Plushie: Snuggle up with your own not-so-scary Killer Shrew! A cuddly tribute to a cult classic.
- Cult Horror Movie DVD Collection: This DVD collection contains some of the greatest cult horror movies of all time!
🎧 Soundtrack
The Killer Shrews features a captivating soundtrack that enhances the movie’s atmosphere and emotional impact. Here are some notable tracks:
You can find the complete soundtrack on Amazon Music and Apple Music.
🤨 FAQ
In the film, the killer shrews are giant, mutated versions of regular shrews created as a result of a scientific experiment gone wrong. They are portrayed as highly aggressive, venomous, and constantly hungry.
The shrews became giant and deadly due to a scientific experiment aimed at reducing animal size to combat overpopulation. The experiment unexpectedly resulted in giant, aggressive, and venomous shrews.
The exterior shots of “The Killer Shrews” were filmed at Lake Dallas, Texas. This location provided the isolated, island-like setting needed for the film’s plot.
🔥 Bonus Content
MST3K – Favorite Moments – The Killer Shrews
Ever wonder if ‘The Killer Shrews’ is as ridiculous as it sounds? The MST3K crew certainly thinks so! Check out their hilarious take on this B-movie classic – you’ll never look at rug-draped coon dogs the same way again.
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