This movie puts Henk Ketcham's comic figure 'Dennis' into real life: While digging in his front garden, Dennis finds a big bone. To prove it's from a dinosaur, he persuades his father to invite an old buddy of him, Bowen Skyler III, who's a famous 'dinosaur hunter'. Being desperate for publicity, Skyler informs press and television... and starts a paleontologic dig in their front garden.
Test pilot Tuck Pendleton volunteers to test a special vessel for a miniaturization experiment. Accidentally injected into a neurotic hypochondriac, Jack Putter, Tuck must convince Jack to find his ex-girlfriend, Lydia Maxwell, to help him extract Tuck and his ship and re-enlarge them before his oxygen runs out.
The story of young English boy who lives with his parents in Shanghai during World War II. After the Pearl Harbor attack, the Japanese occupy the Shanghai International Settlement, and in the following chaos Jim becomes separated from his parents.