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,
Shaggy & Scooby-Doo Get a Clue! of how they appeared in the live-action "Scooby-Doo" film. For instance, Scooby is drawn with dot eyes. Thus, it is the third show in the Scooby-Doo series, after "A Pup Named Scooby-Doo" and "What's New, Scooby-Doo?", that is not animated or drawn in the usual Hanna-Barbera style. This is also the first series in which Casey Kasem does not voice Shaggy, but is instead done by Scott Menville, although Scott Innes or Billy West portrayed the character in many of the Scooby-Doo animated movies made for television or home video. However, in this series, Kasem does voice Shaggy's rich and