Who is in the cast of Nightmare Alley? The film brings together a star-studded cast including Bradley Cooper as Stanton Carlisle, Cate Blanchett as Dr Lilith Ritter, Toni Collette as Zeena the Seer, Willem Dafoe as Clem Hoatley, Richard Jenkins as Ezra Grindle and Rooney Mara as Molly Cahill. Originally, Leonardo DiCaprio was set to star in