Japan, 1701. A group of samurai become rônin after their lord is forced to commit seppuku for assaulting a court official, who will become the target of a merciless revenge.

Kazuo Hasegawa
as Kuranosuke Ôishi

Yataro Kurokawa
as Denpachirô Tamon

Michiyo Kogure
as Dayû Ukihashi

Shintarō Katsu
as Genzô Akagaki

Eitarō Ozawa
as Hyôbu Chisaka

Takashi Shimura
as Jûbei Ôtake

Koji Tsuruta
as Kin'emon Okano

Osamu Takizawa
as Kôzukenosuke Kira

Ayako Wakao
as Orin, Carpenter's Daughter

Machiko Kyō
as Orui, Spy