Penguin 's Batman prequel has cast four major roles . Robin Lord Taylor will portray Alfred Pennyworth , a.k.a . the Fox . `` Event Horizon 's '' Sean Pertwee has been cast as Alfred Pennyworth . The new actors will join Oswald Cobblepot , who 'll play Det . Oswald Cobblepot .
Fox 's Batman prequel has cast four major roles . Robin Lord Taylor will portray Oswald Cobblepot , a.k.a . the Penguin . `` Event Horizon 's '' Sean Pertwee has been cast as Alfred Pennyworth . The new actors will join Ben McKenzie , who 'll play Det . Gordon .