as Costantino Imbriani
as (uncredited)
as Major Horst
as Lt. Charles LeClerq
as Jason
as Giovanni
as Inspector Jansen
as Avvocato Cantini
as Antonio Vessier
as Padre Jeronimo Cattaneo
as Prof. John Fielding (voice)
as Alfredo Tonelli
as Kopovich
as Cappellano
as Inspector Saccara
as Eric Edwards
as Parenti
as Piotr
as Petr Sergeevič Trofimov
as Cardinal Federico Borromeo
as Dino Grandi
as Flavio Altieri
as Torvald Helmer
as Cleophas
as Ghedini
as Milanese captain
as principe Von Berg
as Santarelli
as Eugenio Davis
as Arrow
as Piperno
as Commissario Vian
as Bob Marshall
