Teen Titans Go! To the Movies is a 2018 American animated superhero comedy film based on the Cartoon Network animated television series Teen Titans Go!, which is based on the DC Comics superhero team of the same name. Produced by Warner Bros. Animation and DC Entertainment and distributed by Warner Bros. Pictures, it was directed by Peter Rida Michail and Aaron Horvath (in their feature directorial debuts) and written by Michael Jelenic and Horvath. It features the voices of Greg Cipes, Scott Menville, Khary Payton, Tara Strong, and Hynden Walch reprising their respective roles from the series, while Will Arnett (who also produced the film) and Kristen Bell join the cast.

Taking place during the events of the fifth season of the series, the film follows the Teen Titans, who attempt to have a movie made about them in Hollywood while dealing with supervillain Slade, who was responsible for making blockbuster movies about superheroes undercover as a Hollywood director.

The film is the second theatrical release to be based on a Cartoon Network series, after The Powerpuff Girls Movie in 2002. Warner Bros. first announced the film in September 2017, with the show's original voice cast set to reprise their roles. Arnett and Bell were added to the cast in leading roles a month later.

Teen Titans Go! To the Movies premiered in the BFI Southbank on July 22, 2018, and was theatrically released in the United States on July 27. It grossed $52.1 million worldwide against a $10 million budget and received positive reviews from critics, who praised the stylized animation quality, cast, score, and screenplay. The first film in the Teen Titans Go! film series, it was followed by the direct-to-video stand-alone sequels Teen Titans Go! vs. Teen Titans (2019), Teen Titans Go! See Space Jam (2021), and Teen Titans Go! & DC Super Hero Girls: Mayhem in the Multiverse (2022).