Best Movies Like Grey Matter

A story of broken humanity following the invasion of a technologically superior alien species. Bleak, harrowing, and unrelenting, the humans must find enough courage to go on fighting.

Clinging to a smooth, curved surface high above a sentient abyss, a woman tries to cover the few feet back to safety without losing purchase and falling to her death.

After witnessing a brutal murder on Halloween night, a young woman becomes the next target of a maniacal entity.

Charles Brady and his mother, Mary, are the last of a dying breed whose needs are not of this world. They are Sleepwalkers - able to stay alive only by feeding on the life-force of the innocent, but destined to roam the earth, avoiding discovery while searching for their next victim. That search takes them to the sleepy little town of Travis, Indiana, where beautiful teenager Tanya Robertson is about to become an unwilling pawn in their nightmarish fight for survival.

When his home of New Eden is destroyed by a revitalized Brotherhood and its new Vamp leader, Martin finds himself alone in the badlands of America with only the distant memory of his mentor and legendary vampire hunter, Mister, to guide him.

A group of old college friends reunite on a Caribbean scuba diving trip exploring the wreckage of a WWII battleship and find themselves trapped inside the underwater labyrinth of rusted metal surrounded by great white sharks.

Four kayakers take the wrong river into a jungle inhabited by a tribe of merciless cannibals.

A group of international passengers on a flight from Los Angeles to Shanghai is forced to make an emergency landing in shark-infested waters. The terrified group is forced to work together and overcome their differences if they hope to escape their sinking plane and the frenzy of sharks drawn to the wreckage.

A rag-tag team of divers attempting to salvage a sunken car from a river are thwarted by a highly aggressive bull shark.

In medieval England, Anne and her domineering mother-in-law Morwen struggle to survive on the outskirts of society. But when a man from Anne's past returns from war, a curse begins to take shape through a mysterious knight and threatens to destroy them all.

On a dark and somber night, a secret cabal of monster hunters emerge from the shadows and gather at the foreboding Bloodstone Temple following the death of their leader. In a strange and macabre memorial to the leader’s life, the attendees are thrust into a mysterious and deadly competition for a powerful relic—a hunt that will ultimately bring them face to face with a dangerous monster.

When Environmental Protection Agency inspector Steve Malone travels to a remote military base in order to check for toxic materials, he brings his family along for the ride. After arriving at the base, his teenage daughter Marti befriends Jean Platt, daughter of the base's commander, General Platt. When people at the base begin acting strangely, Marti becomes convinced that they are slowly being replaced by plant-like aliens.

A grieving mother latches on to a magical surrogate for her lost child. But small miracles come with big consequences.

When Polly receives a mysterious box, it comes with one rule: place inside something she needs, something she hates, and something she loves. If she doesn’t obey, it will consume everything—and everyone—she’s ever known.

And suddenly, overnight, the world came to a halt. Two men, two survivors, one kid, and hatred that separates them. A place forgotten by everyone, including the creatures that inhabit the Earth... until now.

Oliver, a lonely autistic boy, seeks solace and refuge in his ever-present cell phone and tablet. When a mysterious creature uses the boy's devices against him, his parents must fight to save their son from the monster beyond the screen.

A boy named Harley and his family attend a taping of The Banana Splits TV show, which is supposed to be a fun-filled birthday for young Harley and business as usual for Rebecca, the producer of the series. But things take an unexpected turn - and the body count quickly rises. Can Harley, his mom and their new pals safely escape?

The small city of Tarker's Mills is startled by a series of sadistic murders. The population fears the work of a maniac, but sightings of a mysterious, hairy creature soon spread. People lock themselves up at night, but there's one boy who's still outside…