5.2 Scooby-Doo 2: Monsters Unleashed Mar. 24, 2004 Scooby-Doo 2: Monsters Unleashed IMDb: 5.2 2004 93 min 76 views After solving their last mystery at Spooky Island, the Mystery Inc. gang is back in Coolsville, where they are being honored with their very own ... AdventureComedyFantasyMystery