The Secret Conclave1952•90 minutes•8.5/10DramaMovie OverviewCastHenri VidonPope Pius XIsa MirandaCountessTullio CarminatiCardinal Merry del ValMiranda CampaThe Pope's MotherGiannina ChiantoniThe Pope's first sisterAntonio CentaThe Pope's SecretaryArmando MigliariThe doctorMario Mazzacardinal Mariano Rampolla