“Witness the birth of a terrifying ego.” The directorial debut of Brady Corbet (‘Funny Games,’ ‘’), THE CHILDHOOD OF A LEADER is loosely based on Jean-Paul Sartre’s short story of the same name chronicling the childhood of a fascist leader during World War I. The cast includes Irish actor Liam Cunningham, Bérénice Bejo, Stacy Martin, Yolande Moreau and Robert Pattinson.