A scene during the final rehearsal of The Vicar , one of the most controversial plays for many years , prior to last night's premiere of the drama at the Thalia Theatre in Budapest . On left Attila Magy as Riccardo Fontana , and on right , Emil Keres as Pope Pius XII . The play by Protestant , Rolf Hochhuth , is a harsh indictment of the late Pope Pius XII for his alleged non-intervention in the Nazi Massacre of the Jews . 12 February 1966