With Pictures: Preliminary trailer for Oz: The Great and Powerful.

Walt Disney Pictures released a preliminary trailer for their new film "Oz: The Great and Powerful" which seemed mysterious and without any details about the film.The film is a prequel of the 1939 "The Wizard of Oz" that tells how the wizard of Oz became the rule. It's about a magician who works at a circus and lands at the magical world of Oz and fights evil with the help of the three good witches."Oz: The Great and Powerful" stars James Franco, Michelle Williams, Rachel Weisz and Mila Kunis.It is directed by the Spider-Man trilogy director Sam Raimi and it is expected to hit theaters in the States on 8 March 2013.