9 is a 2009 animated post-apocalypse action film directed by Shane Acker in his directorial debut. Based on Acker's own short film of the same name created at the UCLA Animation Workshop, the film was written by Pamela Pettler and produced by Jim Lemley, Tim Burton, Timur Bekmambetov and Dana Ginsburg. Set in an alternate version of the 1940s, the film follows a rag doll labeled "9" who awakens shortly after the end of humanity following the uprising of machines. The film features the voices of Elijah Wood, John C. Reilly, Jennifer Connelly, Christopher Plummer and Crispin Glover, with Martin Landau and Fred Tatasciore.

The film is Focus Features released it theatrically on September 9, 2009. The film received generally mixed reviews from critics, earned $48.4 million on a $30 million budget and received an Outstanding Producer of Animated Theatrical Motion Pictures nomination in 21st Producers Guild of America Awards. The film was released on DVD and Blu-ray on December 29, 2009.