Italian explorer rescues the daughter of the Mongol leader Kublai Khan, meets a hermit who has invented gunpowder and builds a cannon.
Rory Calhoun
as Marco Polo
Yoko Tani
as Princess Amurroy
Camillo Pilotto
as Grand Khan
Pierre Cressoy
as Cuday
Michael Chow
as Ciu-Lin
Thien-Huong
as Tai-Au
Ernest Van-Mohr
as
Ada Passeri
as Tia Balena
Claudio Undari
as Mongka
