The Marvelous Land of Oz is a 1981 musical play by Thomas W. Olson, Gary Briggle, and Richard Dworsky, based on the 1904 novel by L. Frank Baum. Not long after the events in The Wonderful Wizard ...
The movie isn't just an adaptation of the actual ... are completely new. The Land Oz was sealed off by magic at the end of the last book, but Baum included a prologue that includes an explanation ...