Hollywood star Brad Pitt reportedly wants Cara Delevingne for the lead role in "World War Z 2". "Brad thinks Caras talents havent been explored properly and he wants to take her under his wing," a source said. "Hes hoping she might sign an ongoing deal with his company."However, Cara, 23, reportedly declined the "World War Z" sequel offer due to schedule conflicts. Following her roles in "Paper Towns" and "Pan", Cara will next be seen in "Suicide Squad" and Luc Bessons "Valerian and the City of a Thousand Islands".
