Dr. Kyojio Niide ("Red Beard")
Dr. Noboru Yasumoto
Sahachi
Osugi
Onaka
Madwoman ("The Mantis")
Genzô Tsugawa
Otoyo
Okuni
Chobo
Dr. Handayû Mori
Goheiji
Tokubei Izumiya
Mr. Yasumoto
Kin, the madam
Madame Yasumoto
Madwoman's father
Heikichi
Chief retainer
Matsudaira
Rokusuke
Genpaku Amano
Chigusa, Masae's sister
Masae
Otoku
Okatsu
Ofuku
Otake
Choji's Mother
Brothel owner
Patient A
Patient B
Businessman
Resident
Okoto
Masae's mother
Prostitute
Girl on street
Thug
Choji's Father
(uncredited)