IF I ONLY HAD A HEART, TINMAN… “I’D LOCK IT WITH A ZIPPER” The Wizard of Oz is a 1939 American musical fantasy film produced by Metro-Goldwyn-Mayer. Widely considered to be one of the greatest films in cinema history, it is the best-known and most commercially successful adaptation of L. Frank Baum’s 1900 children’s book ← YESTERDAY'S FACE TOMORROW'S FACE →