Scooby-Doo and the Alien Invaders four Scooby-Doo direct-to-video films to be animated overseas by Japanese animation studio Mook Animation. It was the last film to feature Mary Kay Bergman as the voice of Daphne before her death in November 1999 and the film was dedicated to her memory. The Mystery Machine is driving through a desert in Roswell, New Mexico. A sandstorm comes up and Shaggy Rogers makes a wrong turn onto government property. Seeing a UFO causes Shaggy to lose control of the vehicle and the gang find themselves on the outskirts of a small town. While Scooby-Doo and Shaggy stay with the van,
Scooby-Doo! Mystery Incorporated in her hair). The series is also the animated debut of Matthew Lillard as the voice of Shaggy, after he portrayed the character in two live-action films, "Scooby-Doo" (2002) and "" (2004). Casey Kasem, the original voice of Shaggy, voiced Shaggy's father in five episodes; this would be his last voice-acting role before his death. Linda Cardellini, who played Velma in the live-action movies, voiced Hot Dog Water, a recurring character in the series. The show also brought back characters seen in previous Scooby-Doo series such as the eco-goth rock band The Hex Girls and Vincent Van Ghoul from "The