as Duca di Urbino
as Giulio Torelli
as Baron Rudolf Keller
as Ufficiale (uncredited)
as Aronne
as Joe
as Commissioner Ferretti
as Milziade
as Octavian
as Andrea Paresi
as Gianni
as Radiotelegrafista
as Tancredi
as Escinio
as Chirone
as Giudice
as Frank Smith, agent 006
as Mauri
as L'ingegnere
as Paolino
as Doc
as Miguel
as Count Sigfrido di Treviri
as Prof. Alberto Levin
as Maurizio
as Ayak
as Magri
as Pentheus
as Alberto
as Dr. Andrew Manson
as Ispettore John Clay
as himself
as Harry Brent
