Rex is digging up facts...
A group of young men go treasure hunting in the sea.
Kuniaki Shimizu
Noburô Harada
Noriko Kurosawa
Mariko An
Ryosuke Uryu
Reiko Tsutsumi
Hideo Kanze
Renji Ishibashi
Hatsuo Yamaya
Noboru Mitani
Takase Usui
Yasushi Tanabe
