"Hisaya Morishige is Kyutaro, a nuclear physicist and his twin brother, Eiji, a con man. Eiji finally hits on his most elaborate scheme yet, to pretend to be a king of a remote, undiscovered island, and becomes a media sensation."
Hisaya Morishige
as Kyutaro Nagasogabe/Eiji Nagasogabe
Akiko Shima
as Midori Miyama
Ichirō Arishima
as Spy Joe
Haruko Mabuchi
as Nahoe Minegishi
Nobuo Chiba
as Spy Zolkov
Toppa Utsumi
as Newspaper Reporter
Norihei Miki
as Japanese part-time student who prepares to interpret His Highness Surabaya's words
Toshiyuki Ichimura
as Engineer at the Applied Atomic Energy Research Institute
Shuhei Yamada
as Prematurely gray-haired man
Masao Mishima
as Yuzo Tanigawa
Hisao Jushu
as Engineer of the Applied Atomic Energy Research Institute
Shojiro Ogasawara
as Bald Man
Densuke Mitsuzawa
as Spy Tokuno
高瀬乗二
as Spy Kimura
Shin Tonomura
as Farmer Father
Joe Shishido
as Applied Atomic Energy Research Institute Worker with a Tohoku Accent
Chōko Iida
as Grandmother Okin
Takeshi Sato
Director
Ryuji Yanagisawa
Screenplay
Hachiro Matsui
Music
Masayuki Takagi
Producer
Kazuo Kikuta
Original Story
Yasuichiro Yamazaki
Cinematography
Shinnosuke Andô
Lighting Director
Norio Numakura
Sound Recordist
Takeo Kimura
Art Direction
Yoshihito Seki
Assistant Director
Kinichi Kamei
Production Manager
Shigeru Yada
Choreographer