The "Babylon" cast includes Pitt, Robbie, Diego Calva, Jean Smart, Jovan Adepo, Li Jun Li, P.J. Byrne, Lukas Haas, Olivia Hamilton, Tobey Maguire, Max Minghella, Rory Scovel, Katherine Waterston, Flea, Jeff Garlin, Eric Roberts, Samara Weaving, and Olivia Wilde.