Ruben Samuel Fleischer is an American film director, film producer, television producer, music video director, and commercial director who lives in Montclair, New Jersey. He is best known as the director of Zombieland (2009), his first feature film, and its sequel Zombieland: Double Tap (2019). He has also directed the films 30 Minutes or Less, Gangster Squad, Uncharted, and 2018's Venom featuring the Marvel Comics character of the same name. Prior to features, he directed television commercials for such brands as Cisco, Eurostar, ESPN, and Burger King, and music videos for artists such as M.I.A., Electric Six, DJ Format and Gold Chains.

Zombieland is a 2009 American post-apocalyptic zombie comedy film directed by Ruben Fleischer and written by Rhett Reese and Paul Wernick. It stars Woody Harrelson, Jesse Eisenberg, Emma Stone, Abigail Breslin, and Bill Murray. In the film, Tallahassee (Harrelson), Columbus (Eisenberg), Wichita (Stone), and Little Rock (Breslin) make their way on an extended crosscountry road trip to find a sanctuary free from zombies.