Ryo Narita

Fujiki Keisuke

松岡昌宏

Yagami Takuro [Taeko's brother]

Nana Mori

Sawai Mikako

Koharu Sakai

Miki Kozue [Researcher]

古屋呂敏

Nozue Takamasa [Detective]

宮内ひとみ

Yagami Taeko [Keisuke's lover] | [Narrator]

酒向芳

Tonami Kengo [Professor]

和田聰宏

Sujikawa Nihei [Detective]

桐山照史

Hasegawa Teruhiko [Neurosurgeon]

前田敦子

Karasuma Kyoko [Taeko's friend]

安田顕

Sasaki Yoshiro [Researcher]