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