A young man (Kutcher) struggling with the psychological effects of sublimated childhood memories devises a technique of traveling back in time to inhabit his childhood body, but he finds that every trip back has unintended results on his present self, leading him to travel back again and again, trying to repair the damage that he's only making worse and worse.

 Starring: Ashton Kutcher, Amy Smart
 Elden Henson, Eric Stoltz, Ethan Suplee
 Genre: Science Fiction/Fantasy and Thriller
 Release Date: January 23rd, 2004 (wide).
 Running Time : 1 hr. 53 min.
 Production Company: New Line Cinema