Tunnel 26: The Curse Beneath the Mountain (2026): Cast, Story and

Prepared by Movies Dock Editorial

Tunnel 26: The Curse Beneath the Mountain follows rescue teams from Nepal and Bhutan as they confront a tunnel collapse, trapped survivors and a supernatural danger unleashed beneath a hydro power project. Blending survival horror with possession and karmic doom, the film is set to expand the crisis beyond an ordinary rescue operation.

Tunnel 26: The Curse Beneath the Mountain is a 2026 horror thriller set around a disaster at a hydro power project in Bhutan. After an event blocks a tunnel, workers and students are left trapped underground while rescue teams from Nepal and Bhutan race to reach them.

The emergency takes a darker turn when an ancient gate is unsealed. The survivors must contend not only with the rubble around them, but also with possession and a growing threat described as karmic doom.

Tunnel 26: The Curse Beneath the Mountain movie details

Story without spoilers

The film centers on a blocked tunnel at a hydro power project in Bhutan. With workers and students trapped inside, rescue teams from Nepal and Bhutan begin a time-sensitive effort to save them.

Their operation becomes far more dangerous after an ancient gate is opened beneath the mountain. The story combines the immediate pressures of confinement and survival with supernatural peril, as those inside the tunnel face a rising tide of possession alongside the physical disaster.

What to expect

Tunnel 26: The Curse Beneath the Mountain is framed as a survival horror thriller with an underground setting, an infected-zone element and a struggle to survive. Its premise places rescue efforts, a tunnel crisis and an ancient supernatural force at the center of the story.

The supplied details point to a contained, high-pressure scenario that moves from emergency response into possession-driven horror. The film’s threat is therefore both environmental and supernatural, with the blocked tunnel serving as the setting for the unfolding danger.

Cast and creative team

The film is directed and written by Kinley Tshering. Its cast includes Sangay Tsheltrim, Anoop Bikram Shahi, Anna Sharma, Roshini Dada, Nidup Dorji, Phuntshok Dhonden, Deki Lhamo, Jamyang Tempa, Phuntsho Kinrab and Chencho Lama. Character roles have not been specified in the supplied information.

• Sangay Tsheltrim
• Anoop Bikram Shahi
• Anna Sharma
• Roshini Dada
• Nidup Dorji
• Phuntshok Dhonden
• Deki Lhamo
• Jamyang Tempa
• Phuntsho Kinrab
• Chencho Lama

Release and production context

Tunnel 26: The Curse Beneath the Mountain is listed as a 2026 release, with a release date of October 9, 2026. It is classified as a horror thriller and is associated with Peak XV Production, Sangay Tsheltrim Films, Dorjigs Production, Reltic Pictures and Rolling Image Pictures. The supplied language information lists Nepali and Dzongkha. No runtime or country information is provided.

Production companies: Peak XV Production, Sangay Tsheltrim Films, Dorjigs Production, Reltic Pictures, Rolling Image Pictures

Tunnel 26: The Curse Beneath the Mountain official trailer

Watch the official trailer on YouTube

Movies Dock view

With its Bhutanese hydro power setting, cross-border rescue effort and supernatural premise, Tunnel 26: The Curse Beneath the Mountain places a familiar survival emergency against a larger occult threat. The result is presented as a horror thriller focused on confinement, infection, possession and the consequences of disturbing something ancient.

Film data:
TMDB