Below the streets of New York is a dark and dangerous world hidden in the shadows of abandoned subway tunnels and miles of forgotten infrastructure. When a young documentary filmmaker goes into these tunnels to uncover the unseen stories of the people living below our feet, she finds out that there is more to be afraid of than the dark. A mysterious figure, living beyond the reach of the law, has declared war on the outside world that threatens to tear apart the fragile underground society living in the tunnels and maybe even the city above it.

During the Vietnam War [1959-1975] a special US combat unit is sent out to hunt and kill the Viet Cong soldiers in a man-to-man combat in the endless tunnels underneath the jungle of Vietnam. Suicide squads of a special kind.

When a jury fails to convict the serial killer who savagely murdered his family, one man must rise above his desire for revenge and descend into the deranged world of a sadistic predator to uncover the truth and finally get justice. What begins as a classic revenge tale takes a dramatic turn into a haunting land of horror and murder.

The story starts because of one journey. Seven people who have never met before climb aboard the same ride that goes into a seemingly endless tunnel. Despite the countless trials, corpses that mysteriously appear, past acquaintances that returned from the dead and an unseen danger threatening to swallow them whole, it’s as if they are trapped in an enclosed space where there is no escape.

The twin sister and ex-boyfriend of a missing grad student lead their friends down a labyrinth of dark tunnels inhabited by an alien entity, in search of her. A story of terror and madness, in the tradition of H.P. Lovecraft, David Lynch, and old school practical effects.

A Scottish orchid farmer visiting her ill sister in Bogotá, Colombia, befriends a young musician and a French archaeologist in charge of monitoring a century-long construction project to tunnel through the Andes mountain range. Each night, she is bothered by increasingly loud bangs which prevent her from getting any sleep.

Stella, a space mechanician, has broken down and ended on a desert planet. While she is in despair, a little girl appears out of nowhere. Following the child into a tunnel, in the depths of the planet, she discovers a big cave full of objects that belonged to her, reminding her the dreams she has left behind.

Earth as we know it is gone. A virus has destroyed the planet and rendered all its women infertile, all but one. An elite team of soldiers are tasked with bringing the woman to safety on the newly habitable Earth Two. But when they are forced underground they find themselves fighting for survival from an bloodthirsty creature in a maze of ever shrinking tunnels. As the team’s ranks start to dwindle, the tunnels shrink and the ammunition run out, the crawl for survival becomes more and more desperate.

A group of armed robbers fleeing the police head for the New Jersey Tunnel and run right into trucks transporting toxic waste. The spectacular explosion that follows results in both ends of the tunnel collapsing and the handful of people who survived the explosion are now in peril. Kit Latura is the only man with the skill and knowledge to lead the band of survivors out of the tunnel before the structure collapses.

A night like any other in the streets of Hong Kong: in the midst of the tangle of night-owls, cars and vendors, a group of passengers climbs aboard a minibus that is to take them from Mongkok to Tai Po. The group is as diverse as the city: there’s a young man on drugs, an arguing couple, a woman with prayer beads and a girl who has just fallen in love. And behind the wheel sits the chatty driver. But as the bus emerges from a tunnel, everything is suddenly quite still: the streets and buildings are all empty and there’s not a soul to be seen; it’s as if everyone has suddenly been swallowed by the earth. Only the millions of neon lights continue to blink, as if nothing has happened. The eclectic group of passengers seek refuge in a deserted café and discuss what they should do. Then they make an horrific discovery…

Shadow Walkers is a highly suspenseful story of a group of lab technicians and military personnel who awaken in a subterranean laboratory with no memory of who they are. They quickly discover that they are sealed in, with only one way to get out alive. They must travel deeper into the underground facility to an escape tunnel that leads to the surface. Hindered by the fact there is only limited electrical power, they struggle through the darkness where they uncover a hive of genetically mutated creatures that stalk them from the shadows. Bred for combat, these monsters are endowed with razor sharp talons and rows of jagged teeth capable of ripping a man apart. While avoiding danger at every turn, they begin to regain their memories, discovering the origin of the deadly creatures and the part they played in their creation.

Ki-Chul drives his friends out to a resort situated by an abandoned coal mine. His father owns the resort. When they get there, they cross paths with a spooky man who warns them about the coal mine. Later, the friends find themselves in a desperate situation and enter the tunnels of the abandoned coal mine. Will they ever see the light of day again?

In an underground world where tunnels extend everywhere, even though they live in dark and confined spaces, people wear protective clothes and lead quiet and enjoyable lives. Patema, a princess in her underground village, loves to explore the tunnels. Her favorite place is a “danger zone” that her village prohibits people from entering. Even though she’s scolded, Patema’s curiosity can’t be held back. No one ever explained what the supposed danger was. On her usual trip to the “danger zone,” Patema faces unexpected events. When hidden secrets come to light, the story begins to unfold.