Seymour Robbie Director Tsugunobu Kotani Director Desi Arnaz Jr. Marco Polo Actor Zero Mostel Kublai Khan Actor Jack Weston Maffio Polo Actor Cie Cie Win Aigiarm Actor Aimee Eccles Kuklatoi Actor Fred Sadoff Niccolo Polo Actor Mafumi Sakamoto Letanpoing Actor Tetsu Nakamura Sea Captain Actor Van Christie Chontosai Actor Osamu Ohkawa Ling Su Actor Masumi Okada Ti Wai Actor Romeo Muller Pitai Brahmas Actor, Screenwriter Yuka Kamebuchi Mme. Tung Actor Ikio Sawamura Lomar Actor Arthur Rankin Jr. Producer Jules Bass Producer Richard R. Nishigaki Cinematographer Bill Lenny Film Editing Maury Laws Original Music Kuni Fukai Production Design Shinobu Muraki Production Design Emi Wada Costume Design