★★★☆☆

147 min | PG-13 | July 29, 2022 | United Artists Releasing

Twelve boys and their soccer coach are trapped miles inside a flooded Thai cave with the water still rising. A pair of middle-aged British amateurs with diving gear are the only people on Earth who can reach them. Ron Howard films the rescue as procedure instead of heroics, and that is exactly the right call.

Thirteen Lives reconstructs the 2018 Tham Luang cave rescue in northern Thailand. A boys soccer team and their young coach walk into a cave after practice, and a monsoon seals them miles inside. The water rises, the entrance floods, and the clock starts. Ron Howard tells this story as a logistics problem rather than a triumph. The film is about the unglamorous arithmetic of saving thirteen people who cannot save themselves. It treats the rescue as engineering and refuses to inflate it into myth.

Viggo Mortensen plays Rick Stanton, a retired firefighter who dives caves on weekends, and he keeps the man flat and unsentimental. Stanton calculates the odds out loud and does not soften them for the parents waiting at the entrance. Colin Farrell plays his partner John Volanthen with more warmth and the same refusal to lie about the math. Joel Edgerton plays Harry Harris, an anesthesiologist who realizes the only escape is to sedate the boys and carry them unconscious through flooded passages. He carries the weight of a plan that sounds like murder. Teeradon Supapunpinyo plays Coach Ek with the quiet shame of the man who led the children in.

Ron Howard directs from a screenplay by William Nicholson with a discipline that resists his own instinct toward uplift. The dive sequences are the achievement. Howard films the flooded passages in near darkness, with headlamp beams cutting a few feet into brown water and silt clouding every frame. The sound design strips the score back to the hiss and rasp of regulated breathing and the scrape of tanks against rock. The camera stays tight against the divers in spaces too narrow to turn around in. Nicholson’s script keeps the focus on procedure and lets the tension come from the work rather than from speeches.

The film makes a deliberate choice to mute its own emotion, and that choice cuts both ways. The restraint earns the dive sequences and keeps the rescue honest. It also flattens the people doing the rescuing into functions. The Thai officials, the Navy divers, and the thousands of volunteers diverting the mountain water get respect but little interior life. What remains is a sober and absorbing account of a near-impossible operation executed by ordinary people who happened to have the right skill. Howard trusts the facts to carry it, and most of the time they do.