 The Simpsons Movie is a 2007 American animated comedy film based on the Fox television series The Simpsons . The film was directed by David Silverman , and stars the regular television cast of Dan Castellaneta , Julie Kavner , Nancy Cartwright , Yeardley Smith , Hank Azaria , Harry Shearer , Tress MacNeille , Pamela Hayden , Marcia Wallace , and Russi Taylor with guest appearances by Tom Hanks , Green Day , and Albert Brooks . The plot follows Homer Simpson , whose irresponsibility gets the better of him when he pollutes the lake in Springfield after the town cleans it up when they had received a warning from the EPA . As the townspeople exile him and eventually his family abandons him , Homer works to redeem his folly by stopping Russ Cargill , the head of the EPA , when he intends to destroy Springfield . 
