Story of Rikidozan, a sumo wrestler who can only achieve limited success in Japan because he's half Korean. But when Rikidozan goes to the United States and discovers professional wrestling, he becomes a hero back home.
Rikidozan

Aya

Takeo Kanno

Yuzuru Yoshimachi

Imura Mashahiko

Higashinami

Harold Sakata

Ben Sharpe
'Iron' Mike Sharpe

Kokichi Endo

Wrestler

Showman

Kim Il
Kim Myon-Gil

Unknown Role
Kenichi Tamura
Announcer
New Havana Club M.C.
Unknown Role
NTV President

Interviewer
Middle-Aged Woman

Unknown Role
Nishonoyama Oyakata
Unknown Role

Keiko Oki

Koichi Kasai

Unknown Role
Unknown Role
Extra (uncredited)
Pro-Wrestler (uncredited)