I.S.S. (2023) delivers a gripping, claustrophobic thriller set against the stark backdrop of the International Space Station. The film masterfully transforms a symbol of international cooperation into a pressure cooker of paranoia when a catastrophic conflict breaks out on Earth below. As the astronauts watch their home planet descend into chaos, they receive devastating orders from their respective governments: seize control of the station, by any means necessary.

The strength of I.S.S. lies in its intimate, character-driven tension. The cast, including Ariana DeBose and Chris Messina, delivers compelling performances that sell the impossible moral dilemma. These are colleagues and friends suddenly forced to view each other as enemies, and the psychological unraveling is palpable. Director Gabriela Cowperthwaite uses the station's confined, zero-gravity environment to brilliant effect, creating disorienting and suspenseful sequences where trust is the first casualty.

While the film's IMDb rating of 5.3 suggests a divided reception, it excels as a high-concept, single-location thriller. It's less about flashy sci-fi spectacle and more about the chilling question of what happens when geopolitics invades the last truly neutral frontier. For viewers seeking a smart, suspense-driven movie with a unique premise and strong performances, I.S.S. is a tense and thought-provoking watch that will keep you guessing until the very end.