Best movies like Sh! The Octopus

Thirteen years after the "Lawnmower Killer" killed her sister, high school student Mary Graves and obsessed detective Dick Harbinger are on the lookout for the killer to reappear during the annual Halloween Pumpkin Prom.

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.

A young sailor falls in love with a mysterious woman performing as a mermaid on the local pier. As they become entwined, he comes to suspect the woman might be a real mermaid who lures men to a watery death during the full moon.

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.

US version. The re-edited John Beck version of the film: released outside of Japan and restructured with new footage of American actors centering around a news report plot not present in the original. Eric Carter of United Nation News is joined by Dr. Arnold Johnson as a prehistoric monster emerges from hibernation while a pharmaceutical company seeks publicity with their own monster.

Thirty years ago, Ray Reiter witnessed the brutal death of his parents at sea by a strange, octopus-like creature. Now determined to exact revenge, he joins archaeologist Nicole on a perilous high-seas expedition to find a legendary Greek Opal - said to be guarded by the very beast that murdered his family. As they come face to face with the killer Kraken, they must also battle a ruthless crime lord, who will stop at nothing to seize the coveted treasure for himself.

Mike and Tony Petrakis are a Greek father and son team who dive for sponges off the coast of Florida. After they are robbed by crooks, Arnold and the Rhys brothers, Mike decides to take his men to the dangerous 12-mile reef to dive for more sponges. Mike suffers a fatal accident when he falls from the reef leaving Tony to carry on the business. But now he has a companion, Gwyneth Rhys.

Scientists pursuing the mysteries of the deep are threatened by a beautiful girl who seems to have returned from the dead and by a prehistoric sea creature that dwells in the deadly Bermuda Triangle.

While working in a greenhouse, a man receives an insect bite after touching an exotic plant. Immediately, he falls ill and is taken to an emergency room where the doctors diagnose him as suffering from an unknown bacteria, and a strange parasite which emerges from his mouth as a large slimy wormlike creature. Soon, there are more cases of bacterial infection, but the more immediate problem for the hospital is the wormlike creature which after accidental exposure to a genetic growth stimulant grows to monstrous proportions and starts a reign of terror and bloodshed in the hospitals abandoned wing.

John Brown is a bumbling but well-intentioned security guard who is badly injured in an explosion planned by an evil mastermind. He is taken to a laboratory, where Brenda, a leading robotics surgeon, replaces his damaged limbs with state-of-the-art gadgets and tools. Named "Inspector Gadget" by the press, John -- along with his niece, Penny, and her trusty dog, Brain -- uses his new powers to discover who was behind the explosion.

Complete strangers stranded at a remote desert motel during a raging storm soon find themselves the target of a deranged murderer. As their numbers thin out, the travelers begin to turn on each other, as each tries to figure out who the killer is.

An exploratory dive into the deepest depths of the ocean of a daring research team spirals into chaos when a malevolent mining operation threatens their mission and forces them into a high-stakes battle for survival.

A giant octopus, whose feeding habits have been affected by radiation from H-Bomb tests, rises from the Mindanao Deep to terrorize the California Coast.

A crook decides to bump off members of his inept crew and blame their deaths on a legendary sea creature. What he doesn't know is that the creature is real.

The crew of an experimental underwater nuclear base are forced to struggle for their lives when their explorations disturb a creature who threatens to destroy their base.

Underwater deep-sea miners encounter a Soviet wreck and bring back a dangerous cargo to their base on the ocean floor with horrifying results. The crew of the mining base must fight to survive against a genetic mutation that hunts them down one by one.

An experimental submarine with a very experienced crew, the "Siren II" is sent to find out what happened to the "Siren I" after it mysteriously disappeared in a submarine rift. Things go awry when they begin to find things that shouldn't be there...

Jason Crockett is an aging, grumpy, physically disabled millionaire who invites his family to his island estate for his birthday celebration. Pickett Smith is a free-lance photographer who is doing a pollution layout for an ecology magazine. Jason Crockett hates nature, poisoning anything that crawls on his property. On the night of his birthday the frogs and other members of nature begin to pay Crockett back.

The California coast is terrorized by two enormous prehistoric sea creatures as they battle each other for supremacy of the sea.

Doctor Baines has been conducting genetic experiments on piranhas and has made them virtually unstoppable. Unfortunately, his assistants, Maggie and Paul, accidentally release the hybrids into the Lost River Lake threatening to destroy everyone in their path. Can they prevent the flesh-eating piranhas from escaping into the ocean and spawning?

Margaret MacLean, who has been saved from life in a wheelchair by the miracle of medicine, vows to devote her life to caring for crippled children. She becomes a nurse in the children's ward of Dr. MacLean's hospital, but after the beloved doctor's death, his son Bob returns home from abroad and decrees that he is closing the ward and that Margaret's little charges must leave the hospital. Furious, Margaret quits her job and storms out, with Bob in pursuit. As he rushes across the street, Bob is struck by a car and must be hospitalized. During his convalescence, he realizes that he is in love with Margaret and decides to have a home built for her and her patients. Unable to locate Margaret, Bob hires detectives, who find her and bring her to the home. There Margaret finds that all her dreams have come true as she sees her little charges happily living in their new home and gladly accepts Bob's proposal of marriage

Irwin Allen explores the mysteries of the deep blue sea in this Technicolor documentary. Based on Rachel L. Carson's famous study, this Oscar winning project investigates everything under the sea, from sharks, whales and octopuses to microscopical creatures and their coexistence in this vast underwater world.

A young doctor taking a break from work is shot in the head, and the police can't find a clue even as to a possible motive. Inspector Al Gordon (John Alexander) decides that he has to put some men on duty at the hospital, and one of them is Fred Rowan (Richard Conte), a detective with experience as an army medic, masquerading as an intern. What Rowan finds is a high-pressure world in which interns are hopelessly squeezed for time, sleep, energy, and -- most of all -- money, and walk a fine line on the edge of personal and professional disaster.

A wealthy woman funds an underwater expedition to explore for marine life, but what she doesn't know is that her "colleagues" have other intentions.

An animated retelling of ‘Night of the Living Dead’, in which a group of people in a rural farmhouse struggle to survive the threat of bloodthirsty zombies.

In this Edgar Wallace adaptation, Sergeant Elk (a lugubrious Gordon Harker) sets out to unmask the Frog, the evil mastermind heading up a mysterious network responsible for a litany of sensational crimes. Wallace was one of the first British authors to capitalise on the potential of cinema to increase his already considerable celebrity. His luridly titled thrillers depicting shady underworlds remained popular film sources long after his death in 1932. This lavish production boasts a distinguished cast and delivers on all fronts: from romance and exotic cabaret acts, to heaps of tension and a dramatic reveal.

After a massive shootout, a mysterious stranger arrives at a local hospital on the brink of death. Then, a foreign gang brazenly comes to the hospital to hunt him down. His nurse, the sole surviving witness to the follow-up shootout, must face an FBI interrogation that unlocks a plot of international intrigue and revenge.

An eclectic group of characters set sail on Captain Lansen’s leaky cargo ship in an attempt to escape their various troubles. When a violent storm strikes, the ship is swept into the Sargasso Sea and the passengers find themselves trapped on an island populated by man-eating seaweed, giant crabs and Spanish conquistadors who believe it’s still the 16th century.

Happy couple Jason and Alexandra lose their sail yacht in a storm and are grateful to get picked up by Captain Jim Bigelow's commercial carrier. Suspicious about the ship's doctor and realizing the ship is improbably empty and the radio not broken as the crew claims, Jason starts snooping around. Bodies on meat-hooks, genetic experimentation and giant spiders are what he finds.

American astronaut Frank Douglas mysteriously disappears from his spacecraft as it parachutes to Earth. He is apparently replaced by or turned into a large, radioactive, humanoid monster. A team of scientists and military men attempt to capture the monster.

A biological experiment in Florida goes awry. The result: 8-foot long land crabs which roar loudly and kill everything in sight.

An atomic explosion awakens Gammera, a giant fire breathing turtle monster from his millions of years of hibernation.

A magical tale of friendship and loneliness, which tells the story of a little boy who one day finds a penguin on his doorstep. Although at first he is unsure what to do, the boy becomes determined to help the penguin find his way back home... even if that means rowing all the way to the South Pole!

An island fugitive and his bride make room for a shipwrecked detective.

An alcoholic doctor on a Polynesian island, disgusted by white exploitation of the natives, finds himself marooned on a pristinely beautiful island.