Movies Like Mega Shark vs. Giant Octopus (2009)

Mega Shark vs. Giant Octopus is a 2009 horror, science fiction film from Jack Perez with a MovieMagicScore of 3.7/10. Here are 20 similar films, ranked by real viewer ratings — starting with Mega Shark vs. Crocosaurus and Mega Shark vs. Mecha Shark.

Horror Science Fiction

Mega Shark vs. Crocosaurus

2010

When the prehistoric warm-water beast the Crocosaurus crosses paths with that cold-water monster the Mega Shark, all hell breaks loose in the oceans as the world's top scientists explore every option to halt the aquatic frenzy. Swallowing everything in their paths -- including a submarine or two -- Croc and Mega lead an explorer and an oceanographer on a wild chase. Eventually, the desperate men turn to a volcano for aid.

3.9

MagicScore

Mega Shark vs. Mecha Shark

2014

When another Mega Shark returns from the depths of the sea, world militaries go on high alert. Ocean traffic grinds to a standstill as everyone lives in fear of the insatiable beast. Out of options, the US government unleashes the top secret Mecha Shark project -- a mechanical shark built to have the same exact characteristics as Mega. A pair of scientists pilot the mechanical creature as they fight Mega in a pitched battle to save the planet. But when faulty mechanics cause the Mecha to go after humans, the scientists must somehow guide Mega to Mecha in hopes that the two titans will kill each other - or risk untold worldwide destruction.

4.0

MagicScore

Mega Shark vs. Kolossus

2015

In search of a new energy source, Russia accidentally reawakens the Kolossus - a giant robot doomsday device from the Cold War. At the same time, a new Mega Shark appears, threatening global security.

4.1

MagicScore

King Kong vs. Godzilla

1962

The advertising director of Pacific Pharmaceuticals, frustrated with the low ratings of their sponsored TV program, seeks a more sensationalist approach. He orders his staff to Faro Island to capture King Kong for exploitation. As Godzilla re-emerges, a media frenzy generates with Pacific looking to capitalize off of the ultimate battle.

6.9

MagicScore

Deep Blue Sea

1999

Researchers on the undersea lab Aquatica have genetically altered the brains of captive sharks to develop a cure for Alzheimer's disease. But there's an unexpected side effect: the sharks got smarter, faster, and more dangerous. After a big storm damages their remote research facility, they must fight for their lives.

6.0

MagicScore

Deep Blue Sea 3

2020

Dr. Emma Collins and her team are spending their third summer on the island of Little Happy studying the effect of climate change on the great white sharks who come to the nearby nursery every year to give birth. Along with the last two inhabitants of this former fishing village, their peaceful life is disrupted when a "scientific" team led by her ex-boyfriend and marine biologist Richard show up looking for three bull sharks who we soon learn aren't just any bull sharks.

5.6

MagicScore

Raging Sharks

2005

An oceanic observation station is in desperate trouble after a sudden shark attack wrecked the oxygen supply. The accompanying ship, a coast guard cruiser, and other ships in and around the Bermuda triangle are attacked as well. The US Navy sends a submarine to investigate, but soon they too are under attack.

4.6

MagicScore

Raiders of the Lost Shark

2015

Four friends set out by boat for an idyllic vacation on a private, remote island. But unknown to them, a weaponized shark has escaped from a top secret military lab nearby, a shark that was genetically engineered with hate in its blood, and programmed to hunt any human within range. Now, these friends must band together to battle an all new brand of predator who will stop at nothing to remain at the top of the food chain.

3.4

MagicScore

Jaws

1975

When the seaside community of Amity finds itself under attack by a dangerous great white shark, the town's chief of police, a young marine biologist, and a grizzled shark hunter embark on a desperate quest to kill the beast before it strikes again.

7.7

MagicScore

#10

Dangerous Animals

2025

A savvy and free-spirited surfer is abducted by a shark-obsessed serial killer. Held captive on his boat, she must figure out how to escape before he carries out a ritualistic feeding to the sharks below.

6.5

MagicScore

#11

The Shallows

2016

While surfing on a secluded beach, Nancy finds herself in the feeding grounds of a great white shark. Though stranded only 200 yards from shore, survival proves to be the ultimate test of wills, requiring all of her ingenuity, resourcefulness, and fortitude.

6.3

MagicScore

#12

The Black Demon

2023

Oilman Paul Sturges' idyllic family vacation turns into a nightmare when they encounter a ferocious megalodon shark that will stop at nothing to protect its territory. Stranded and under constant attack, Paul and his family must somehow find a way to get his family back to shore alive before it strikes again in this epic battle between humans and nature.

5.9

MagicScore

#13

Something in the Water

2024

After lesbian couple Meg and Kayla split following a traumatic homophobic incident, their three friends are intent on mending the rift during the wedding of Lizzie at a paradise resort. But a pre-wedding boat excursion turns to disaster and the wedding breakfast is likely to be the five girls!

5.7

MagicScore

#14

Cruel Jaws

1995

A tiger shark bred by the Navy as a killing machine is wreaking havoc in the sleepy tourist town of Hampton Bay.

4.2

MagicScore

#15

Sharktopus vs. Pteracuda

2014

An American scientist up to no good (as usual) by creating the half-pterodactyl, half-barracuda: Pteracuda. When the creature inevitably escapes, it's up to Sharktopus to stop him.

4.0

MagicScore

#16

Octopus

2000

During the Cuban missile crisis in 1962, a Russian submarine strays into American waters. On board is a nuclear cargo destined for Castro. The Americans attack and destroy the sub. 38 years later US submarine Roosevelt is in the same waters. An unknown object attacks and disables the sub with devastating force and drags the vessel to the bottom of the ocean. What lies on the ocean bed beggars belief: dozens of wrecks, among them the sub destroyed 38 years ago. Whatever was on board has fed a creature of unbelievable size and strength! The only way out is the emergency submersible and a passing cruise ship. Above or below the water, there is no escape from the monster mutant octopus with a nuclear diet...

4.4

MagicScore

#17

Dagon

2001

A boating accident off the coast of Spain sends Paul and his girlfriend Barbara to the decrepit fishing village of Imboca. As night falls, people start to disappear and things not quite human start to appear. Paul is pursued by the entire town. Running for his life, he uncovers Imboca's secret..they worship Dagon, a monstrous god of the sea...and Dagon's unholy offspring are on the loose...

6.1

MagicScore

#18

Warlords of Atlantis

1978

Searching for the lost world of Atlantis, Prof. Aitken, his son Charles and Greg Collinson are betrayed by the crew of their expedition's ship, attracted by the fabulous treasures of Atlantis. The diving bell disabled, a deep sea monster attacks the boat. They are all dragged to the bottom of the sea where they meet the inhabitants of the lost continent, an advanced alien race that makes sailors their slaves.

5.8

MagicScore

#19

Octopus 2: River of Fear

2001

Dead bodies are being found in New York harbor. The police have no clues nor suspects until Nick and his colleague realize the killer is a giant octopus. Everybody, especially the police captain, refuses to believe Nick's story, and soon the harbor will be filled with boats for the 4th of July celebrations.

3.9

MagicScore

#20

The Mist

2007

After a violent storm, a dense cloud of mist envelops a small Maine town, trapping David Drayton and his five-year-old son in a local grocery store with other local residents. They soon discover that the mist conceals deadly horrors that threaten their lives, and worse, their sanity.

6.9

MagicScore

Frequently asked

What are the best movies like Mega Shark vs. Giant Octopus?

The top films similar to Mega Shark vs. Giant Octopus by MovieMagicScore are Mega Shark vs. Crocosaurus (3.9), Mega Shark vs. Mecha Shark (4.0), Mega Shark vs. Kolossus (4.1). Each shares horror/science fiction themes and is ranked by real viewer ratings, not critics or studios.

Is Mega Shark vs. Giant Octopus worth watching?

Mega Shark vs. Giant Octopus holds a MovieMagicScore of 3.7/10 from 256 viewer ratings.

What kind of movie is Mega Shark vs. Giant Octopus?

Mega Shark vs. Giant Octopus (2009) is a horror, science fiction film directed by Jack Perez, starring Lorenzo Lamas, Debbie Gibson, Sean Lawlor.

Where can I find more recommendations like Mega Shark vs. Giant Octopus?

Browse the full ranked list above, or explore more horror recommendations on MovieMagicScore, where every list is ordered by genuine viewer ratings.

Keep exploring

Movies like Mega Shark vs. Crocosaurus Movies like Mega Shark vs. Mecha Shark Movies like Mega Shark vs. Kolossus Movies like King Kong vs. Godzilla Movies like Deep Blue Sea Movies like Deep Blue Sea 3

About movies like Mega Shark vs. Giant Octopus

This ranked list pairs Mega Shark vs. Giant Octopus (2009), a horror and science fiction film from Jack Perez, with similar titles by genre, theme and cast overlap (fans of Lorenzo Lamas take note). Unlike critic-driven sites, every position here is ordered by MovieMagicScore — a rating built only from real viewers, with no studio marketing or paid placement. Scores update as more people rate, so the list stays current.

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