Monsters vs. Aliens is a 2009 American 3D computer-animated monster comedy film produced by DreamWorks Animation and distributed by Paramount Pictures. The film was directed by Conrad Vernon and Rob Letterman from a screenplay written by Letterman, Maya Forbes, Wallace Wolodarsky, and the writing team of Jonathan Aibel and Glenn Berger. Featuring the voices of Reese Witherspoon, Seth Rogen, Hugh Laurie, Will Arnett, Kiefer Sutherland, Rainn Wilson, Paul Rudd, and Stephen Colbert, the film involves a group of misfit monsters hired by the United States Armed Forces to stop the invasion of an extraterrestrial villain and save the world in exchange for freedom.
