When sleuthing archaeologist Velma travels to Egypt to attend a ceremony celebrating the unveiling of the newly restored Sphinx, the discovery of a hidden tomb threatens to unleash an ancient curse in this frightful feature-length mystery featuring everyone's favorite dog detective - Scooby-Doo. Upon discovering the ancient tomb of Eqyptian queen Cleopatra, Scooby and the gang find an ominous warning stating that all who enter will be turned to stone. As the mystery of the ancient tomb deepens, an army of the dead emerges to take revenge on those who would violate the eternal slumber of their revered ruler.