Leo Szilard: The Man Who Made The Atomic Bomb Possible, Then Fought To Stop It Fleeing persecution, six Hungarian-Jewish geniuses - including genius scientists Szilard and Teller, director Curtiz, and photographer Capa - came to the US to wage a personal war against totalitarianism. This film explores their immense contributions, from helping to develop the Manhattan Project to shaping Hollywood propaganda with Casablanca and documenting D-Day.