In the near future, a small crew is sent on a mission to establish a lunar base. What begins as a routine assignment quickly spirals into a terrifying ordeal when the astronauts discover they are not alone on the desolate surface of the moon. They must confront an unknown entity that threatens their mission and their very lives, pushing them to their psychological and physical limits.

High Moon received mixed to negative reviews. While some critics praised its atmospheric tension and visual design, many found the plot to be derivative and underdeveloped, with performances failing to elevate the material. Audience reception was similarly lukewarm, with viewers often citing predictability and a lack of originality as major drawbacks.

• Praised for its visual style and attempt at suspense.
• Criticized for a predictable plot and thin character development.
• Felt like a rehash of other, more successful sci-fi thrillers.

Google audience: Audience reviews for High Moon were generally unenthusiastic, with many finding the film to be a disappointment. Common complaints centered on the lack of originality and the failure to deliver a truly engaging narrative. Some viewers appreciated the attempt at a dark, claustrophobic atmosphere, but felt it wasn't enough to overcome the film's fundamental weaknesses.

Despite its setting, the film was primarily shot on soundstages in the United Kingdom.