Tau

Tau is a 2018 American horror science fiction thriller film directed by Federico D'Alessandro. The movie stars Maika Monroe, Ed Skrein, and Gary Oldman, with Bear McCreary composing the score and Larry Smith serving as director of photography. Produced by Phantom Four, Addictive Pictures, Kaos Theory Entertainment, Rhea Films, and Waypoint Entertainment, the film originated in the United States and Luxembourg. It was distributed via video on demand by Netflix, which also offered a standard with ads version.

The narrative centers on themes of artificial intelligence, experiments, kidnapping, and escape attempts. Its tagline reads, "No bars. No guards. No escape." The runtime is 97 minutes. Critical reception includes a review score of 4.9 out of 10 and a 27% rating, while audience metrics show a vote average of 6.17 and an IMDb rating of 5.8. The film is noted for its assessment regarding the Bechdel test.