Lupita Nyong'o and Scarlett Johansson are headed to Disney's Jungle Book , and Jessica Chastain, who played a blond bombshell in 2011's The Help , will revisit those sunny tresses for the role of Marilyn Monroe in a new movie. While she's brushing up on her Norma Jeane facts, Leonardo DiCaprio and Tom Hanks are in negotiations for a couple of high-profile projects, and Rachel Weisz is signing on for a new part. Take a look at the most exciting casting news of the week. Leonardo DiCaprio may play Steve Jobs in a new biopic directed by Danny Boyle. Tom Hanks will star in a Cold War thriller with director Steven Spielberg at the helm. Toni Collette and Rachel Weisz joined Miss You Already, to be directed by Twilight 's Catherine Hardwicke. Jessica Chastain will play Marilyn Monroe in Blonde , based on Joyce Carol Oates's novel, which "reimagines the inner poetic and spiritual life of Norma Jeane Baker." googletag.cmd.push(function() {googletag.display(&q