- Hiroshi Katsuno
- Yoichi Kawazu
- Toshiyuki Nagashima
- Masayuki Hashizume (reporter)
- Yumi Takigawa
- Tomiko Ashida (earthquake research institute employee)
- Kayo Matsuo
- Yûko Kawazu (Yôichi's wife)
- Chiaki Matsubara
- Kazue Umejima (camerawoman)
- Kei Satô
- Chief Cabinet Secretary
- Tatsuo Matsumura
- Kôzô Ashida (Tomiko's father)
- Sachiko Murase
- Fusae Kawazu (Yûko's mother)
- Tsutomu Yamazaki
- Director General of Meteorological Agency
- Yûsuke Takita
- Middle-Aged Salaryman
- Toshie Kobayashi
- Middle-Aged Woman
- Toshitaka Itô
- Subway Operator
- Yoshio Inaba
- Commissioner of the Land Agency
- Kazuo Katô
- Professor Ichinoe (Earthquake Prediction Council)
- Torahiko Hamada
- Professor Shimura (Earthquake Prediction Council)
- Kôjirô Kusanagi
- Meteorological Agency Observation Department Official
- Kiyoshi Yamamoto
- Hayashi (Meteorological Agency - Earthquake Section Manager)
- Gen'ya Nagai
- Subway Passenger
- Jun'ichi Hayakawa
- Professor Itô (Earthquake Prediction Council)
- Kentarô Kaji
- Prime Secretary
- Shirô Kimura
- Yôichi's Assistant
- Yôji Matsuda
- Ryûichi Kawazu (Yôichi's son)
- Daigo Kusano
- Angry man in flooded underground train
- Hal Linden
- Narrator
- Mizuho Suzuki
- SDF General
