Watch Scooby-Doo and the Monster of Mexico (2003) HD Full Movie Free on solarmovie.do. Watch Scooby-Doo and the Monster of Mexico (2003) online free. Join Scooby, Shaggy and the gang as they visit a friend in Mexico to celebrate the Day of the Dead! ...Join Scooby, Shaggy and the gang as they visit a friend in Mexico to celebrate the Day of the Dead! Only this time it's a monster that terrorizes the town.