Pirate of the Half Moon (1957)
Original title: "Il Corsaro della Mezzaluna."

John Derek stars as a pirate out to avenge the murder of his family, in this extremely rare swashbuckling adventure also featuring Ingeborg Schoner, Gianna Maria Canale, Alberto Farnese, Camillo Pilotto, and others. Directed by Giuseppe Maria Scotese. Dubbed in English.