shrunken people travel inside a someones digestive system

In order to save an assassinated scientist, a submarine and its crew are shrunk to microscopic size and injected into his bloodstream.

One day, robot Robby enters into a life of the most creative little boy, Toby. Robby had been separated from his robot parents when his spaceship crashed. Toby decides to offer his help and the two of them become friends.

After being exposed to a bizarre mixture of household chemicals, Pat Kramer begins to shrink. This baffles scientists, makes parenting difficult, warms the hearts of Americans, and captures the attention of a group of people who want to take over the world. This evil group plots to kidnap Pat and perform experiments on her so that they can eventually shrink everyone.

A team of government scientists had been voluntarily shrunk to microscopic size in order to infiltrate and combat otherwise impenetrable threats.

A kindly occupational therapist undergoes a new procedure to be shrunken to four inches tall so that he and his wife can help save the planet and afford a nice lifestyle at the same time.

Special photography conveys the experience of a person shrunken to one-sixteenth of an inch in height, viewing everyday objects from a new, up-close perspective.

Mickey, Donald and Goofy visit a science museum, but Mickey and Goofy are shrunk down to molecule size by a shrink ray and then are accidentally swallowed by Donald.

Shrunken down to nanoscale, a professor and a scrappy kid end up inside a human body, where they must rely on their wits and knowledge to survive!