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! movies, to be replaced with new digitally-recorded thunderclaps. In episode 8, there is one scene where actual footage from a few of the Scooby-Doo direct-to-video movies is used. Shaggy even converses about the events in that movie. Episodes from the first two volumes were re-released on multiple Scooby-Doo DVDs in 2010. Both seasons are available on the iTunes Store and Amazon Video. On September 27, 2018, both seasons were made available for streaming on Boomerang's SVOD subscription service. Shaggy & Scooby-Doo Get a Clue! Shaggy & Scooby-Doo Get a Clue! is an American animated comedy series produced by Warner Bros.