Neil Marshall’s follow-up to his cult-favorite werewolf film Dog Soldiers does not disappoint. Marshall’s filmmaking has improved dramatically since his debut—the film not only cements his skill as a director but also signals the horror genre’s return to a darker, meaner, and more exploitative spirit, reminiscent of a time when filmmakers weren’t afraid to push limits.

The Descent begins with tragedy: Sarah (Shauna MacDonald) suffers devastating losses that form the emotional and psychological foundation of the film. Her grief gives the story a weight that elevates it beyond a typical survival-horror narrative, grounding it in raw emotion and human fragility. Surrounding Sarah are her close friends—Beth (Alex Reid), who travels with her to the U.S. at the invitation of their American friend Juno (Natalie Mendoza)—and newcomers to the group: Holly (Nora Jane-Noone), Sam (MyAnna Buring), and Becca (Saskia Mulder). What begins as a healing adventure for six women soon transforms into a descent not only into the depths of a cave system but into the recesses of fear, betrayal, and survival.

Led by Juno, the group embarks on a spelunking expedition in the Appalachian Mountains—Marshall’s deliberate nod to Deliverance. Though the forest scenes were filmed in Scotland, their authenticity never falters. Yet Marshall doesn’t linger long in the open air; safety and sunlight give way to shadow and claustrophobia as the women push deeper underground. The descent itself is drawn out just enough to build tension until the film snaps into full horror mode. When the inevitable cave-in comes, the sequence is nerve-shredding—an expertly shot, suffocating nightmare that will have claustrophobic viewers flinching and gasping for space.

After the collapse, the women find themselves trapped, nerves fraying and panic growing. Juno, initially portrayed as the group’s confident alpha, begins to reveal a brash, reckless streak masking her deeper insecurities. What started as a confident façade becomes a fragile disguise for fear and guilt, and Marshall uses this shift to explore how leadership and trust erode under extreme pressure.

From this point forward, The Descent becomes a masterclass in oppressive atmosphere. Gone is any trace of daylight—the cave becomes an abyss of darkness, amplifying a universal fear of entrapment and the unknown. Marshall layers internal conflict onto external terror, exposing lies, betrayals, and fragilities within the group. The result is as psychological as it is visceral; survival becomes both a physical and moral test. This is no Steel Magnolias—it’s a blood-soaked exploration of human endurance under primal duress.

Marshall, alongside cinematographer Sam McCurdy, crafts a sensory experience that manipulates both light and sound to devastating effect. The pitch-black sequences—where nothing is visible, yet everything is heard—are among the film’s most frightening moments. Every drop of water, every panting breath, every unseen shuffle echoes with menace. The sound design alone makes viewers feel trapped within the cave alongside the characters, scanning the darkness for unseen horrors.

The titular descent takes on a new layer once the film’s monsters, the Crawlers, make their appearance halfway through. Marshall wisely delays their reveal, letting claustrophobia and suggestion torment the audience first. When these pale, feral creatures finally emerge, their raw physicality and relentless hunger confirm every imagined dread. Their attacks are fast, brutal, and chaotic—filmed with a balance of restraint and brutality that gives the violence a strangely poetic rhythm. Fans of gore will be thrilled, but even skeptics of splatter cinema will find the violence purposeful, anchored by the audience’s genuine investment in the characters’ fates.

The Descent succeeds as a terrifying, pulse-pounding revival of hard-R horror. It straddles the line between primal terror and visceral gore without losing its emotional core. Marshall doesn’t reinvent the genre—the DNA of Alien and Predator is evident—but he honors it with craft and vision. The interplay of light and shadow even recalls Argento’s dreamlike intensity, while the cave setting feels nightmarishly tactile.

In an era where horror films trend toward PG-13 softness, The Descent proudly reclaims the genre’s raw, adult intensity. This is horror meant to unsettle, to overwhelm, and to make you feel the walls closing in. Neil Marshall, once known only for Dog Soldiers, proves here that he’s no fluke. The Descent solidifies him as one of the most promising horror filmmakers of his generation—a director unafraid to go deep into the dark.