Four children learn the origins of Halloween customs while trying to save the life of their friend.

The evil Dr. Zin has genetically modified household pests into disturbingly large insects that he calls assassinoids, fearless and devoted warriors that will carry out his plan for world domination. Team Quest, headed by internationally respected scientist Benton Quest, is Earth's only hope. When the good doctor becomes Zin's captive, the stakes - and the action quotient - grow higher. Enter Jonny Quest, Dr. Quest's bright, excitable, imaginative and heroic young son, ex-special agent Race Bannon, Jonny's child genius pals Hadji and Jessie (Race's daughter), their robotic pal 4-DAC and bulldog Bandit to complete the job of vermin extermination before it's too late. Your quest for colorful animated excitement ends here with this high-tech feature-length adventure based on the beloved Hanna-Barbera series.

A week in the life of the exploited, child newspaper sellers in turn-of-the-century New York. When their publisher, Joseph Pulitzer, tries to squeeze a little more profit out of their labours, they organize a strike, only to be confronted with the Pulitzer's hard-ball tactics.