Yuzo Kayama plays the protagonist, a whale-hunting cannon manufactuing supervisor, whose brother is an automobile tester for Komatsu Motors which has a fatal accident. As his brother investigates the "Accident" with his old college friend (makoto Sato), now a reporter... They stumble across murder, espionage and cover-ups. High-class night club, femme fatale, and a "Blueprint of Murder" all adds up to a bigger plot then first expected.
as Jirô Kusaka
as Ken Sudô
as Azuma, police detective
as Tomi
as Kyôko Komatsu
as Miki
as Yûsaku Ôshima
as Shizuo Komatsu
as Maekawa
as Ichirô Kusaka
as Akira Shima
as Singer at Paloson