Scooby-Doo 2: Monsters Unleashed is a 2004 American mystery comedy horror film based on the animated franchise Scooby-Doo. The second installment in the Scooby-Doo live-action film series and the sequel to Scooby-Doo, it was directed by Raja Gosnell, from a screenplay written by James Gunn, and stars Freddie Prinze Jr., Sarah Michelle Gellar, Linda Cardellini, Matthew Lillard, Seth Green, Tim Blake Nelson, Peter Boyle and Alicia Silverstone, with Neil Fanning reprising his role as the voice of Scooby-Doo. Scooby-Doo 2: Monsters Unleashed was released in the United States on March 26, 2004 by Warner Bros. Pictures and grossed $181 million worldwide, less than its predecessor.