No One Will Save You is a 2023 American science fiction horror film written, directed, and produced by Brian Duffield. The film stars Kaitlyn Dever as a young seamstress living alone, shunned by the local townspeople, who must fight off a home invasion by gray aliens and their associated parasites that has unexpected consequences. It has only a few lines of dialogue spoken during its entire runtime.

The film opened in theaters on September 19, 2023, and was released to streaming services by 20th Century Studios as a Hulu original film in the United States and on Disney+ Star internationally on September 22.