That lovable, easily frightened Great Dane, Scooby-Doo, makes his big-screen debut in this live-action/animated feature film. Scooby accompanies the Mystery, Inc. crime-solving sleuths--Shaggy (Matthew Lillard), Fred (Freddie Prinze, Jr.), Daphne (Sarah Michelle Gellar) and Velma (Linda Cardellini)--as they investigate a series of paranormal incidents at Spooky Island, a spring-break hot spot owned by Emile Mondavarious (Rowan Atkinson). Before the supernatural secrets scare away the college crowd, the gang must crack the case, save themselves and, possibly, the world! Zoinks!