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