The 355 is a 2022 American action spy thriller film directed by Simon Kinberg from a screenplay by Theresa Rebeck and Kinberg, and a story by Rebeck. The film features an ensemble cast, starring Jessica Chastain, Penélope Cruz, Bingbing Fan, Diane Kruger, and Lupita Nyong'o as a group of international spies who must work together to stop a terrorist organization from starting World War III. Édgar Ramírez and Sebastian Stan also star. The title is derived from Agent 355, the codename of a female spy for the Patriots during the American Revolution.

Simon David Kinberg is a British-born American filmmaker. He wrote or produced a number of films in the 20th Century Fox X-Men film franchise, and has also written such films as Mr. & Mrs. Smith and Sherlock Holmes. He has served as a producer on others, including Cinderella and The Martian, the latter of which was nominated for the Academy Award for Best Picture. His production company Genre Films had a first-look deal with 20th Century Fox. Kinberg made his directorial debut in the 2019 X-Men film Dark Phoenix from a script he also wrote.