Yasuko Tomita as Sabishinbou / Yuriko Tachibana / Lonelyheart

Toshinori Omi as Hiroki Inoue

Yumiko Fujita as Tatsuko Inoue

Nenji Kobayashi as Douryou Inoue

Makoto Satō as Principal Okamoto

Ittoku Kishibe as Tetsu Yoshida

Nao Asuka as Kazuo's Mother

Masae Hayashi as Masuko Kishima

Wakaba Irie as PTA President

Sumiko Kakizaki as Fish Shop Clerk

Kirin Kiki as Terue Amano

Satomi Kobayashi as Yukimi Amano

Toru Minegishi as Kazuo's Father

Toshie Negishi as Makoto's Mother

Daisuke Ōyama as Kazuo Kubo

Shingo Sunagawa as Makoto Tagawa

Kumeko Urabe as Fuki Inoue

Risa Akikawa as Kazuko Ohmura