Original: It was released in the United States and Canada on August 7, 1987 by Cineplex Odeon Films, and is loosely based on Lewis Carroll's Alice stories, with some influence from L. Frank Baum's The Wonderful Wizard of Oz.
Simplified: It is the last big-screen movie to star the Care Bears characters, and is loosely based on Lewis Carrolls Alice in Wonderland stories.