Onslaught (2026) is an upcoming American sci‑fi action horror directed by Adam Wingard, written by Simon Barrett, and produced by A24. Scheduled for release on September 4, 2026, the movie blends survival thriller, military science fiction, and slasher elements, following a mother’s desperate fight against genetically engineered super soldiers.
| 🎬 Title | Onslaught (2026) |
|---|---|
| 🗓️ Release Date | September 4, 2026 |
| 🎥 Director | Adam Wingard |
| ✍️ Writer | Simon Barrett |
| 🧑🤝🧑 Lead Cast | Adria Arjona, Dan Stevens, Rebecca Hall, Alex Pereira |
| 🎭 Genre | Action, Horror, Sci‑Fi, Thriller |
| 🎵 Music | Matt Pusti |
| 🎞️ Runtime | 92 minutes |
| 🏛️ Production | A24, Lyrical Media, Ryder Picture Company, Breakaway Civilization, 828 Productions |
| 🌍 Language | English |
Plot
The story centers on Celeste (Adria Arjona), a former Army sniper living quietly with her young daughter in a trailer park. Her peaceful life is shattered when a squad of genetically engineered super soldiers escapes from a secret military facility. Celeste must use her combat training and survival instincts to protect her child from relentless attacks. The soldiers, led by the terrifying Butcher (Alex Pereira), unleash chaos across the desert community. The narrative combines family survival, brutal action, and military science fiction, with themes of resilience and sacrifice.
Cast
Adria Arjona plays Celeste, the mother and sniper fighting to protect her daughter. Dan Stevens stars as Dr. Hans Kammler, a scientist tied to the experiment. Rebecca Hall portrays Hanna Kammler, adding emotional depth to the story. Alex Pereira appears as The Butcher, the main antagonist. Eric Wareheim plays Kovacks, while Reginald VelJohnson is Josiah. Michael Biehn takes on Baylor, a veteran figure. Drew Starkey plays Cyrus, and Maurice Greene voices Teddy. Supporting roles include Blake Kennedy as Daisy, Jacob Scipio as Griffin, and others who enrich the survival narrative.
Screenshots
1. When will Onslaught release? On September 4, 2026.
2. Who directed the film? It is directed by Adam Wingard.
3. Who plays the lead roles? Adria Arjona, Dan Stevens, Rebecca Hall, and Alex Pereira.
4. What is the main storyline? A mother and sniper must protect her daughter from genetically engineered super soldiers.
5. What makes the film unique? It blends sci‑fi, horror, and survival thriller, and connects to the universe of The Guest and You’re Next.
Final Words
Onslaught (2026) is a high‑intensity sci‑fi action horror that promises brutal combat, suspense, and emotional stakes. With Adria Arjona’s strong lead performance, Alex Pereira’s terrifying villain, and Adam Wingard’s signature style, the film is set to be one of A24’s most ambitious releases. Its mix of survival drama and military science fiction ensures a gripping cinematic experience when it hits theaters in September 2026.
