Monsters vs. Aliens is a 2009 American animated science fiction action 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.

DreamWorks Animation LLC (DWA) (also known as DreamWorks Animation Studios or simply DreamWorks) is an American animation studio owned by Universal Pictures, a division of NBCUniversal, which is itself a subsidiary of Comcast. The studio has released a total of 48 feature films, including several of the highest-grossing animated films of all time, with Shrek 2 (2004) having been the highest at the time of its release. Its first film, Antz, was released on October 2, 1998, and its latest film was Kung Fu Panda 4 on March 8, 2024; their upcoming theatrical slate of films includes The Wild Robot on September 27, 2024, Dog Man on January 31, 2025, The Bad Guys 2 on August 1, 2025, and Gabby's Dollhouse: The Movie on September 26, 2025.