Space Chimps 2: Zartog Strikes Back is a 2010 American animated direct-to-video comic science fiction film directed and produced by John H. Williams (in his directorial debut) and written by Rob Moreland. It is the sequel to Space Chimps (2008). Zack Shada, Carlos Alazraqui, Cheryl Hines, Patrick Warburton, Stanley Tucci, Patrick Breen, Omid Abtahi and Jane Lynch reprise their roles from the previous film; Andy Samberg, Jeff Daniels, and Kristin Chenoweth were replaced by Tom Kenny, John DiMaggio, and Laura Bailey, respectively. Space Chimps 2: Zartog Strikes Back was released to cinemas in the United Kingdom on May 28, 2010 by Entertainment Film Distributors and was released on DVD in the United States on October 5, 2010 by 20th Century Fox Home Entertainment. It received universally negative reviews by critics, including a rare 0% rating on Rotten Tomatoes. Tucci, who voiced one of the supporting characters Senator, would later considered it the worst film he ever done in his filmography.