12-year-old David is accidentally knocked out in the forest near his home, but when he awakens eight years have passed. His family is overjoyed to have him back, but is just as perplexed as he is that he hasn't aged. When a NASA scientist discovers a UFO nearby, David gets the chance to unravel the mystery and recover the life he lost.
- Genre: Family, Science Fiction, Adventure
- Studio: Walt Disney Pictures, PSO, New Star Entertainment, Viking Film
- Keyword: artificial intelligence, farewell, homesickness, florida, nasa, extraterrestrial technology, flying saucer, time travel, alien, dog, pets, alien technology
- Cast: Joey Cramer, Paul Reubens, Veronica Cartwright, Cliff DeYoung, Sarah Jessica Parker, Matt Adler